Currently, there are six national, over-the-air television networks in the united states: abc, cbs, nbc, fox, wb, and upn is True.
What is air television ?You can now receive local stations using AirTV without worrying about where to place the antenna! No matter where you are, AirTV allows you to continue viewing local stations in your home and while on the go.Availability of Free Local Channels varies by location. We are available to you if you need assistance with your antenna. Bundle for AirTV Player. A 4K media streamer that combines Sling TV, DVR, and local channels for a seamless TV experience. having DVR capabilities nowadays Connect an external hard drive to record your local channels (sold separately).A streaming service called Air TV has over 10,000 live channels available.To learn more about air television refer to:
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From this menu you can shut down you computer, access configuration settings, update software, put your Mac to sleep, restart, log out, access recent items, and learn about your Mac.Apple Menu
The Apple menu is a menu located in the top left corner of the screen on a Mac computer, represented by the Apple logo.
What is Apple menu?It is a central location from which you can access a variety of options and features related to your Mac, including shutting down or restarting your computer, accessing configuration settings, updating software, putting your Mac to sleep, logging out, accessing recent items, and learning about your Mac.
To access the Apple menu, you can click on the Apple logo in the top left corner of the screen.
This will bring up a drop-down menu with the various options and features mentioned above. You can then select the option you wish to access or use by clicking on it.
Some of the options and features available through the Apple menu may vary depending on the version of the operating system you are using and the specific settings and preferences you have configured.
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Static binding occurs when the compiler binds a function call with the function call that resides in the same class as the call itself.
True
False
True. When the compiler ties a function call to a function call that belongs to the same class as the call itself, this is known as static binding.
What is Static binding?Static Binding: Also known as early binding, static binding is a binding that can be resolved by the compiler at the time of compilation. All static, private, and final methods are bound at compile time.Static binding provides better results (no extra overhead is required). These methods are not overridden by the compiler, therefore a local class object will always have access to them. The compiler therefore has no issue identifying the class object (local class for sure). This explains why these methods' binding is static.In dynamic binding, binding is resolved using objects, whereas in static binding, binding is resolved using type information.To learn more about static binding. refer,
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In the code2-1.css file create a style rule for the h1 element that sets the font-size property to 3.5em and sets the line-height property to 0em.
Please help!
Answer:
A style sheet is a set of one or more rules that apply to an HTML document. ... CSS1 has around 50 properties (for example color and font-size).
Explanation:
The program to create a style rule for the h1 element that sets the font-size property to 3.5em and sets the line-height property to 0em is in explanation part.
What is coding?We connect with computers through coding, often known as computer programming. Coding is similar to writing a set of instructions because it instructs a machine what to do.
To create a style rule for the h1 element in the code2-1.css file that sets the font-size property to 3.5em and the line-height property to 0em, you can use the following CSS code:
h1 {
font-size: 3.5em;
line-height: 0em;
}
This, this code will target all h1 elements in the HTML document and apply the specified font size and line height styles to them. Make sure to save the CSS file after making any changes.
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a tool preset can be used to store all brush-related settings, such as brush shape, blending mode, and opacity, in a single selection. t/f
A tool preset can be used to store all brush-related settings, such as brush shape, blending mode, and opacity, in a single selection. This statement is true.
What is meant by single selection ?An answer option or form control that allows a user to select one from a group of related options is known as a single-select.
Because it chooses or disregards a single action (or, as we'll see in a moment, a single collection of actions), the if statement is a single-selection statement. Because it chooses between two distinct actions, the if... else statement is referred to as a double-selection statement (or groups of actions).
For each characteristic or parameter on a view, selection lists provide the user with a comprehensive list of all possible options. You can choose the suitable property or parameter value from a list using a selection list.
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In general terms, the cloud refers to high-power, large-capacity physical _____ located in data centers, and each one typically hosts multiple _____.
A data center's high-power, large-capacity physical servers, each of which often houses several virtual servers, are referred to as the "cloud" in general.
By cloud computing, what do you mean?A type of abstraction known as "cloud computing" is built on the idea of pooling real resources and presenting them to consumers as virtual resources. In the simplest terms, cloud computing refers to the practise of storing and accessing data and software on remote servers located online rather than a computer's hard drive or local server.
A virtual server: what is it?In contrast to dedicated servers, virtual servers pool hardware and software resources with other operating systems (OS).
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internet-based document preparation sites are categorically forbidden by the aba model rules and operation of such a site always constitutes the unauthorized practice of law.
The practice of law without a license to do so.
What exactly is unlicensed legal practice?The practicing of law without a legal license. Prohibits attorneys from practicing law in a jurisdiction “in violation of the regulation of the legal profession in that jurisdiction,” or supporting another in doing so. PDF Readers are the ideal example of a Document Management System since they allow you to access the PDF file offline and save it for viewing, printing, and publishing at any time and from any location.
The Bluebook syntax for quoting the ABA Model Rules of Professional Conduct is: Model Rules of Prof’l Conduct R. # (Year).A lawyer shall not speak about the subject of the representation with a person the lawyer knows to be represented by another lawyer while representing a client.
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Answer
Explanation
A single site visit usually gives true pictures, so it is unnecessary to visit more than one installation. True or False?
A single site visit usually gives true pictures, so it is unnecessary to visit more than one installation this statement is False.
Which of the following represents a typical illustration of a system need for the category of service?System need for the performance category typical example: Identify. Five hours following the conclusion of registration, the records management system must deliver class lists. Find a typical illustration of a system demand for the input segment.
Why do we need several domains?Utilizing numerous domains can assist you in ranking for a wider range of terms and phrases since your domain has a big impact on your keyword relevancy and rankings. A secondary domain can also be used to develop a completely distinct set of content themes.
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___________ search refers to an internet search on websites such as Yelp. ___________ search refers to knowledge based on personal experience
External search refers to an internet search on websites such as Yelp. Internal search refers to knowledge based on personal experience.
What is internet search?An internet search, also referred to as a search query, is a submission to a search engine that produces both paid and organic results. Ads at the top and bottom of the page are considered paid results and are labelled as such. The unmarked results that show up in-between the ads are the organic results.
A keyword is the essential component of an internet search. Likewise, search engine marketing (SEM) and search engine optimization are driven by keywords (SEO). The practise of placing advertisements on search engine results pages is known as search engine marketing, also referred to as paid search (SERPs).
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The system will support range queries, when stored in main memory, working on a dynamic database (supports inserts and deletes).
Binary Search Tree (assume that it is balanced)
Closed Hash Table
Linear Index
B+ Tree
When working with the dynamic database Binary Search Tree, the system will handle range queries when the data is kept in main memory.
How many nodes must there be in a binary tree with three levels?23+1 - 1 = 15 nodes make up a complete binary tree of height 3. Consequently, 300 bytes are needed to store the tree. The tree will have 7 nodes if it has a minimum of 3 nodes and a height of 3.
In a tree, what is depth?The depth of a tree is defined as all of the edges that connect the root node to a certain node. The depth of the tree is measured by counting all the edges along the longest path from the root node to the leaf node.
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valorant windows cannot access the specific device, path or file. you may not have the appropriate permissions to access the item
Since the error message implies that "you may not have the proper permissions to access the item," you should first verify that you have the permission of the file or folder when Windows cannot access the file or folder. Select Properties from the drop-down menu when you right-click the inaccessible file or folder.
Why can't I access the designated file or device?The device, path, or file cannot be accessed by Windows. You are unable to access the device, path, or file supplied by Community Windows.
In Windows 10, what are permissions?File permissions are guidelines that govern who can access a file and what can be done with it.
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wireless internet access points enable users with computers and mobile devices to connect to the internet wirelessly. TRUE
Wireless internet access points enable users with computers & mobile devices to connect to internet wirelessly. (True)
What is Wireless internet?Wireless Internet service providers (WISP) who broadcast wireless Internet signals in a specific geographic area are typically the ones who offer wireless Internet. Satellite signals or radio waves are typically used to deliver wireless Internet.
Wireless Internet is typically slower than wired Internet connections because it is a communication medium that is dependent on the environment. A wireless Internet modem, wireless access card, or Internet dongle is typically needed by the end user to connect to wireless Internet.
Two popular types of wireless Internet are WiMax and EV-Do. Wi-Fi connections inside of a house, office, or local network may also be used to access the Internet wirelessly.
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use the memory tester to identify which, if any, of the installed memory modules are faulty. place any non-working memory modules on the shelf. install working 32-gb modules as needed. make sure the memory modules are working before installing them. after you install the memory, boot the computer in to the bios setup and verify that the correct amount of memory is detected.
The read-only memory (ROM) contains the computer's first set of instructions.
What kind of memory module enables BIOS flashing?Initially, the PC motherboard's ROM chip served as the location for the BIOS firmware. The BIOS data is saved on flash memory in more recent computers so that it can be changed without removing the chip from the motherboard.
What kind of RAM is used during bootup?ROM and RAM are the two main types of internal memory. Read-only memory is referred to as ROM. Since it is non-volatile, data can be stored on it even when there is no power. Typically, a computer is started or booted up using it.
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Which of the following options should one choose to prompt Excel to calculate all open workbooks manually?
a. F9
b. F5
c. F10
d. F12
Option should be selected to instruct Excel to manually calculate all open workbooks is F9.
How can all open workbooks in Excel be manually calculated?All open workbooks' formulas will be calculated as follows: Click Calculate Now under the category Calculation on the Formulas (or Home)tab (or press F9). Every calculation in every open workbook in Excel is recalculated.
Do all open workbooks in Excel get calculated?When Excel is in manual calculation mode, it only recalculates open workbooks upon your request (by hitting F9 or Ctrl+Alt+F9) or when you save a worksheet. To prevent a lag when making changes, you must switch computation to manual mode for workbooks that take longer than a nanosecond to recalculate.
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True or False: Positions recorded on ground level are typically named with single digits while positions directly above them may be named with multiple digits.
Ones recorded at ground level are normally named with single digits, however stations directly beyond them may be titled with multiple digits, hence this statement is correct.
What do computer digits do?The members of the array "0, 1" compensate the digits there in binary numeral system. Computers employ this technique because the two numbers may stand in for the low and highest logic modes. In programming jargon, "binary digit" is condensed to "bit."
What are numbers and value?According on where it is located in the amount, each digit has a different value, which is referred to as value. We figure it out by dividing the digit's place any value by its face value. Place property plus face value is value.
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A function can be defined in a Python shell, but it is more convenient to define it in an IDLE window, where it can be saved to a file.
Although it is possible to define a function in a Python shell, it is more practical to do it in an IDLE window where it may be saved to a file. The assertion that is made is accurate.
What is an idle window?
The typical Python programming environment is called IDLE. Its name is shortened to "Integrated Development Environment." Both Unix and Windows platforms support it well. You can access the Python interactive mode using the Python shell window that is present.
What makes Python and Python shell different from one another?An interpreter language is Python. It implies that the code is executed line by line. The Python Shell, a feature of the language, can be used to run a Python command and display the results.
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Rows can be grouped into smaller collections quickly and easily using the _____ clause within the SELECT statement.
Rows can be grouped into smaller collections quickly and easily using the GROUP BY clause.
What is clause?Clause is defined as a formula expressing a proposition made up of a limited number of literals (atoms or their negations) and connectives. A literal disjunction of one or more. It is a section of text in a Prolog program that ends with a full stop. A fact or a rule could be a clause.
GROUP BY
DIFFICULTY: Hardiness: Easy
Grouping Data REFERENCES: 7-7b
LEARNING OBJECTIVES: 07.04 - Combine data from several rows in groups.
Thus, rows can be grouped into smaller collections quickly and easily using the GROUP BY clause.
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challenge: loops - summing two arrays write a function mergingelements which adds each element in array1 to the corresponding element of array2 and returns the new array.
The merging elements program is an example of a function and an array.
What is the function merging elements?In C, an array is a method of grouping multiple entities of the same type into a larger group. The above entities or elements may be of int, float, char, or double data type or can include user-defined data types too like structures.Functions are code segments that are executed when they are called.The Java function for merging elements, where comments are used to explain each action, is as follows:
//The merging elements function is defined here.
public static int mergingelements[](int [] array1, int [] array2)
{
//declaring the new array
int newArr = new int[array1.length];
//The code below loops through the arrays.
for(int i=0; i<array1.length; i++ )
{
//This appends the corresponding elements from the two arrays to the new array.
newArr[i] = array1[i] + array2[i];
}
//This function returns the new array.
return newArr;
}
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How to isolate a single heartbeat in audio using the Librosa library?
We have collected various samples of heartbeat data with different cardiovascular diseases. Some examples of our dataset are uploaded here.
We would like to use Librosa to identify the starting/ending point of each heartbeat in the file. The goal, in the end, is to create a program that will take in a heartbeat file, and and output just one beat. What would be the best way to go about it?
Answer:
To isolate a single heartbeat in audio using the Librosa library, you can follow these steps:
Load the audio file into memory using the librosa.load() function. This function returns a tuple of the audio data as a NumPy array and the sample rate of the audio.
Use the librosa.onset.onset_detect() function to detect the onsets (i.e., the starting points) of the heartbeats in the audio data. This function returns a NumPy array of frame indices where onsets were detected.
Use the librosa.frames_to_samples() function to convert the frame indices to sample indices. This will give you the sample indices in the audio data where the heartbeats start.
Identify the sample indices where the heartbeats end by finding the difference between the starting indices of successive heartbeats. You can do this by subtracting the starting indices of the heartbeats from one another.
Use the NumPy slicing operator (i.e., []) to extract the samples corresponding to a single heartbeat from the audio data. For example, to extract the samples corresponding to the first heartbeat, you can use the following code:
To isolate a single heartbeat in audio using the Librosa library, you can follow these steps:
Load the audio file into memory using the load function. Use the onset detect function to detect the onsets (i.e., the starting points) of the heartbeats in the audio data. Use the frames to sample function to convert the frame indices to sample indices. Identify the sample indices where the heartbeats end by finding the difference between the starting indices of successive heartbeats. Use the slicing operator to extract the samples corresponding to a single heartbeat from the audio data.What is a heartbeat?A heartbeat is a two-part pumping action that lasts approximately one second.
The load function returns a tuple of the audio data as a array and the sample rate of the audio.
The onset detect function returns a array of frame indices where onsets were detected.
The frames to samples() function will give you the sample indices in the audio data where the heartbeats start. Then, you can identify the sample indices by subtracting the starting indices of the heartbeats from one another.
Therefore, the process of isolating a single heartbeat in audio using the Librosa library is described.
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the use of simulation in competitive situations such as military games and business games is known as .
The use of simulation in competitive situations such as military games and business games is known as Monte Carlo methods.
What is Monte Carlo methods?In order to get numerical results, a large family of computational techniques known as "Monte Carlo procedures" or "Monte Carlo experiments" uses repeated random sampling. The fundamental idea is to employ randomness in order to find solutions to issues that, in theory, might be solved deterministically. They are frequently applied to mathematical and physical issues, and they are most helpful when using other ways is challenging or impossible. Creating draws from a probability distribution, numerical integration, and optimization are the three problem types where Monte Carlo methods are most frequently applied.Monte Carlo methods are helpful for simulating systems with numerous connected degrees of freedom, such as fluids, disordered materials, strongly coupled solids, and cellular structures, in physics-related problems (see cellular Potts model, interacting particle systems, McKean–Vlasov processes, kinetic models of gases).To learn more about Monte Carlo methods refer to:
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returning a value means that whenever any other function calls this function (such as the dosubmit() function), its name is essentially replaced by the value it returns.
a. true
b. false
Note that It is TRUE to state that returning a value means that whenever any other function calls this function (such as the dosubmit() function), its name is essentially replaced by the value it returns.
What is a function call?When a function returns a value, it means that the function is essentially replaced by the value that it returns whenever it is called by another function. For example, if a function named "doSubmit()" calls a function named "getValue()" that returns a value of 5, then the doSubmit() function will effectively become the same as if it had been written as "return 5". This allows functions to return data or results to the calling function, which can be useful for a variety of purposes.
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There will be a savings in eliminating the seek time and rotational latency costfor all but the first block.
Numerous circles form the tracks that make up a disk. The seek time is the length of time the read/write head needs to go from one track to another. The disk is split into a large number of circular tracks, and these tracks are further divided into units called sectors. Rotational Latency is the length of time it takes for the read/write head to rotate from its current position to the requested sector.
By rotational delay, what do you mean?The time needed to place a particular sector under the read-write head is measured in milliseconds and is called rotational latency.
What exactly does seek time mean?time it takes a disk drive to find a specific piece of information on a disk.
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In Section 6.7, we use the following illustration as an incorrect use of semaphores to solve the critical-section problem:
wait(mutex);
... critical section ...
wait(mutex);
Explain why this is an example of a liveness failure.
The term "liveness" in information security refers to the transmission of data that is occurring right now rather than a replay of data that has already been delivered.
What is liveness failure?When an activity reaches a point where it can no longer advance at all, it experiences a liveness failure. an example of life. An accidental endless loop where the code might happen in sequential programs.Consistently believe that a variable (memory location) can only have one value and never be "between values."
Instead of bits being scrambled, if processes A and B write a value to the same memory address at the same time, just one of the values from A or B will be written.To enforce mutual exclusion for one resource (let's say one variable or data structure), a straightforward procedure that may be executed by two processes uses busy waiting instead of specialized hardware (a spinlock).
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you wish to determine the total number of orders (column c) placed by all salespeople (names). what excel formula would be best to use.
The COUNTIF function will tally the number of cells that satisfy a particular requirement.
How do I utilize Excel's Countifs for text?In Excel, there is a built-in function called COUNTIFS that counts cells in a range according to one or more true or false conditions. The following is typed: =COUNTIFS(criteria range1, criteria range1, [criteria range2, criteria2],...)
What is an example of Countifs?Cells with dates, numbers, or text can all be counted using this technique. For instance, COUNTIF(A1:A10,"Trump") counts the number of cells that have the word "Trump" in them. the latter counts the values in a single range based on a single condition. read more function.
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Currently, the iMAC is an important product for Apple. While the personal computer market is not growing very quickly, Apple maintains a large share___cash cow
The iMAC is a crucial item for Apple right now. Even though the personal computer market is not expanding significantly, Apple continues to be a cash cow with a sizable market share.
What do you mean by cash cow of Apple ?A market leader with a large (or greatest) market share in a niche with little to no growth is considered a cash cow. Although I am unsure if Stanford's MS in Computer Science is the industry leader, I firmly believe that the market for computer science will continue to increase. The cash cow for Apple (AAPL) is the iPhone. Apple can put the extra money made by the iPhone's sales into other goods or projects since its return on assets is much higher than its rate of market growth.
In the Apple BCG matrix, there are two goods that are the money makers. These include iMacs, Apple MacBooks, and Apple iTunes. These goods have enhanced the company's cash flows and kept their market share over time.
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in the c/c program write a separate function for bubble sort. set up a timer using the time() function and record the time difference for the assembly and for the c/c function for sorting. to get meaningful reading, the array should have 10,000 elements or more. the two functions should be given the same, unsorted array to work with. the recorded time differences should be displayed on the console.
#include <stdio.h>
#include <time.h>
#include <stdlib.h>
//Define the size
#define SIZE 12000
//Time
time_t start, stop;
//Array
int arr[SIZE];
void bubble_sort(int a[]) {
for(int i=0;i<SIZE;i++) {
for(int j=0;j<SIZE-i;j++) {
if(a[j]>a[j+1]) {
int tmp = a[j];
arr[j] = arr[j+1];
arr[j+1] = tmp;
}
}
}
}
int main(int argc, char* argv[]) {
//Random filling
srand(time(NULL));
//Array initialization
for(int i=0;i<SIZE;i++) {
arr[i] = rand() % 100;
}
//Bubble sort
start = time(NULL);
bubble_sort(arr);
stop = time(NULL);
//Print the time difference between stop and start.
printf("Time difference is: %.2f s.\n",difftime(stop,start));
return 0;
}
LAB: Circle with a Promise (please help)
The given web page displays a growing orange circle when the Show Circle button is clicked. Your goal is to show a text message inside the circle as show below, by creating callbacks for a Promise object.
The circle.js file contains a click event handler showCircleClick() for the Show Circle button that calls showCircle() to display the orange circle.
The showCircle() function returns a Promise object that may be fulfilled or rejected.
The promise is fulfilled in one second if showCircle() is not called a second time before the second elapses.
The promise is rejected if showCircle() is called a second time before the second elapses.
Modify the showCircleClick() to call showCircle() and handle the fulfilled or rejected callbacks using the returned Promise's then() method.
If the promise is fulfilled, the containing the circle is passed to the callback function. The message "Ta da!" should be added to the 's inner HTML.
If the promise is rejected, an error message is passed to the callback function. The error message should be displayed using alert().
If your modifications are written correctly, you should see the "Ta da!" message appear one second after the Show Circle button is clicked. If you click Show Circle twice quickly, you should see the error message appear in the alert dialog box, as shown below.
---------------------------------------------given code---------------------------------------------------
window.addEventListener("DOMContentLoaded", function () {
document.querySelector("#showCircleBtn").addEventListener("click", showCircleClick);
});
function showCircleClick() {
// TODO: Add modifications here
showCircle(160, 180, 120);
}
// Do not modify the code below
let timerId = null;
function showCircle(cx, cy, radius) {
// Only allow one div to exist at a time
let div = document.querySelector("div");
if (div !== null) {
div.parentNode.removeChild(div);
}
// Create new div and add to DOM
div = document.createElement("div");
div.style.width = 0;
div.style.height = 0;
div.style.left = cx + "px";
div.style.top = cy + "px";
div.className = "circle";
document.body.append(div);
// Set width and height after showCircle() completes so transition kicks in
setTimeout(() => {
div.style.width = radius * 2 + 'px';
div.style.height = radius * 2 + 'px';
}, 10);
let promise = new Promise(function(resolve, reject) {
// Reject if showCircle() is called before timer finishes
if (timerId !== null) {
clearTimeout(timerId);
timerId = null;
div.parentNode.removeChild(div);
reject("showCircle called too soon");
}
else {
timerId = setTimeout(() => {
resolve(div);
timerId = null;
}, 1000);
}
});
return promise;
}
Code modifications :
// modified code
window.addEventListener("DOMContentLoaded", function () {
document.querySelector("#showCircleBtn").addEventListener("click", showCircleClick);
});
function showCircleClick() {
// TODO: Add modifications here
showCircle(160, 180, 120).then(function(div) {
div.innerHTML = "Ta da!";
}, function(error){
alert(error);
});
}
// Do not modify the code below
let timerId = null;
function showCircle(cx, cy, radius) {
// Only allow one div to exist at a time
let div = document.querySelector("div");
if (div !== null) {
div.parentNode.removeChild(div);
}
// Create new div and add to DOM
div = document.createElement("div");
div.style.width = 0;
div.style.height = 0;
div.style.left = cx + "px";
div.style.top = cy + "px";
div.className = "circle";
document.body.append(div);
// Set width and height after showCircle() completes so transition kicks in
setTimeout(() => {
div.style.width = radius * 2 + 'px';
div.style.height = radius * 2 + 'px';
}, 10);
let promise = new Promise(function(resolve, reject) {
// Reject if showCircle() is called before timer finishes
if (timerId !== null) {
clearTimeout(timerId);
timerId = null;
div.parentNode.removeChild(div);
reject("showCircle called too soon");
}
else {
timerId = setTimeout(() => {
resolve(div);
timerId = null;
}, 1000);
}
});
return promise;
}
These are the modifications to be done in the code to make it properly work to get the outcome.
What is code ?
For the purposes of communication and information processing, a code is a set of principles that technology is getting as a letter, word, sound, picture, or gesture—into another form, often shorter or secret, for storage on a storage device or for transmission over a channel of communication. An early example is the development of language, which allowed people to express verbally what they were thinking, seeing, hearing, or feeling to others. However, speaking restricts the audience to those present at the time the speech is delivered and limits that range of communication towards the distance a voice may travel. The ability to communicate across space and time was greatly expanded by the discovery of printing, which converted spoken language into pictorial symbols.
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Which statement correctly opens an input stream named in_file and attaches it to a file name project.txt?
in_file.open("project.txt");
in_file.open("project.txt"); Your application pulls characters out of the stream once they have been moved from the disk into it.
What does a C++ file stream mean?A unique variable with a class as its data type is referred to as a C++ object. The pre-specified special objects in and out have various classes as their data types. The data written to out or read from in are examples of data flows into or out of programs in C++.
In C++, what do ofstream and ifstream mean?This data type, which is used to create files and write data to them, represents the output file stream. two. if stream When reading data from files, this data type is used to represent the input file stream.
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The ____ command replaces the ***** in the syntax of the UPDATE command, shown above.
SET columnname = expression command replaces the ***** in the syntax of the UPDATE command, shown above.
What is UPDATE Command?The update command is a data manipulation tool used to alter a table's records. It can be used to update a single row, all rows, or a group of rows depending on the user-provided condition.The data level will be affected by the update command. The database's relations (tables) can have their attributes added, removed, or modified using the ALTER command. A database's existing records can be updated using the UPDATE command.The update command is a data manipulation tool used to alter a table's records. It can be used to update a single row, all rows, or a group of rows depending on the user-provided condition.To learn more about UPDATE Command refer to:
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Part A:
We want to create a class that represents a geometric sequence. A geometric sequence is a sequence of numbers that begin at some value and then multiplies each value by some constant to get the next value. For example, the geometric sequence 1, 2, 4, 8, 16 starts at 1 and multiplies each term by 2 to get the next. The geometric sequence 10.8, 5.4, 2.7, 1.35 starts at 10.8 and multiplies each term by 0.5 to get the next. The basic framework of a geometric sequence class is below:
public class GeometricSequence {
private double currentValue;
private double multiplier;
}Assume that the parameters to the constructor are initialand mult. What should the body of the constructor be?
double currentValue = initial;
double multiplier = mult;
initial = currentValue;
mult = multiplier;
double initial = currentValue;
double mult = multiplier;
currentValue = initial;
multiplier = mult;
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Part B:
We want to create a class that represents a date. A date has a day, month, and year. For example, the date March 16, 2014 has the day 16, month 3, and year 2014. The parameter variables in the constructor for month, day, and year should be m, d and y. The basic framework of a date class is below:public class Date {
private int day;
private int month;
private int year;
}
What should the body of the constructor be?
day = 1;
month = 1;
year = 1990;
int day = d;
int month = m;
int year = y;
d = day;
m = month;
y = year;
day = d;
month = m;
year = y;
A public class in Java is an object blueprint that details the properties and methods of objects that fall under that class.
What is Public Class?An access modifier is a Java public keyword. It can be applied to classes, constructors, methods, and variables. It is the type of access modifier that is least constrained.Everywhere has access to the public access modifier. As a result, we have easy access to both the class and package's public.Any method that is being overridden must not be more restrictive than the original method, which must be stated in the subclass. Therefore, if you give a method or variable the public access modifier, only the public access modifier can be used to override it in a subclass.A programme may only designate one class as public if it has many classes.The name of the programme must be similar to the name of the public class if a class contains one.To learn more about Public Class refer to:
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In this project you will use selection lists to store long lists of hypertext links that might overwhelm a page if displayed within a navigation list. The name of a linked page is displayed as the text of a selection list option while the URL is stored as that option’s value. By selecting an item from one of the selection list options, the browser will open the web page with that selected URL. To script this action, you will use the event object. One of the properties associated with the event object is as follows:
where evt is the variable name assigned to event object and target is the object that received the event. In this project the target is the option selected by the user from one of the selection lists. The event will be the change event. A preview of the page is shown in Figure 6-39.
Figure 6-39
Completed Project 6-2
Do the following:
Use your code editor to open the project06-02_txt.html and project06-02_txt.js files from the js06 â–º project02 folder. Enter your name and the date in the comment section of each file and save them as project06-02.html and project06-02.js, respectively.
The name of a linked page is displayed as the text of a selection list option while the URL is stored as that html.
what is meant by URL?
A URL is nothing more than the Web address of a specific, particular resource. Theoretically, every legitimate URL leads to a different resource.These resources could be an image, a CSS file, an HTML page, etc. In actuality, there are a few exceptions, the most frequent of which is a URL leading to a resource that has either relocated or vanished.It is the owner of the web server's responsibility to properly maintain the resource that the URL represents as well as the URL itself because the Web server is in charge of both.Different components, some required and others optional, make up a URL.To learn more about URL refer to
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