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Computer Programming Answers > JavaScript

Type AnswersAsk and answer questions, if that is something that you want to do. Category Computer ProgrammingContent about programming computers. Tag JavaScript

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NodeJS error "Can't set headers after they are sent"?

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Last Reply<p>Hi Everyone,<br /> &nbsp;</p> <p>What is meant by <a href="https://softwaretestingboard.com/q2a/3379/">softwa... Ellen Dares,

<p>Hi Everyone,<...

Tue, 09 Jul 2019 03:55:40 -07002 years ago1
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How to remove duplicates from sorted array?

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Last ReplyYou can use Set. var arr = [1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 10, 10, 11, 12, 13, 13, 13, 14, 15, 15, 16, 17, 18] arr = [...new Set(...[arr])]... Ali,

You can use Set.

Tue, 28 May 2019 23:48:26 -07002 years ago1
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Last ReplyThe reason for the above is referred to as CORS (Cross-Origin Resource Sharing) The easy way is to just add the extension in google chrome... Univa,

The reason for the above...

Thu, 16 May 2019 08:18:38 -07002 years ago1
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Last ReplyThis is a simple solution as you only need to add an enclosing parent element to all components inside the render function. Check out the code below f... Univa,

This is a simple solution...

Sun, 28 Apr 2019 05:23:59 -07002 years ago1
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In JavaScript, what is the QuerySelector method?

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Last ReplyThere are multiple articles online giving information about Java Script and its functions. Checkout the provided link for some general information. Al... Graln_of_Truth,

There are multiple articl...

Sat, 30 Mar 2019 15:54:03 -07002 years ago1
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Latest application development trends in 2019?

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Last ReplyAnything can start 'trending', it really just depends on what people find appealing. The first thing you should know is what type of app you are tryin... KacssPL,

Anything can start 'trend...

Sat, 30 Mar 2019 13:55:23 -07002 years ago1
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How to convert double to int in Java?

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Last Reply1. double to int in Java - Typecasting This is one of the easiest ways to convert a double to int in Java.  Syntax: double data = 3452.3... Univa,

1. double to int in Java...

Thu, 14 Mar 2019 12:26:12 -07002 years ago1
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How do I solve "Unexpected token < in JSON at position 0"?

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Last ReplySeems like the most common reason for this error is that an API that should send valid JSON sent invalid JSON or something that is not JSON at all, su... August R. Garcia,

Seems like the most commo...

Thu, 20 Dec 2018 01:28:43 -08002 years ago1
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How to remove duplicates from array in Javascript?

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Last ReplyHello, The easiest way to do this would be to basically create a new array and only pass in values from the original array that are not in the new... Hash Brown,

Hello,

Wed, 19 Dec 2018 05:25:21 -08002 years ago1
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Fix "missing ) after argument list"?

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I've recently been trying to learn...

MoreI've recently been trying to learn JavaScript. I admit I'm a bit new at this, so sorry if this seems like a stupid question. I keep getting...
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I have been trying my hand at some websi...

MoreI have been trying my hand at some website programming. I want to have my website pull code from another website. I tried to use Javascript to load...
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Find longest substring without repeating characters?

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In JavaScript programming can someone ex...

MoreIn JavaScript programming can someone explain to me how I could go about finding the longest sub-string without repeating characters?
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I'm writing a new program using jav...

MoreI'm writing a new program using javascript and I'm getting a weird syntaxerror saying "unexpected token u in json at position 0" w...
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Fix "typeerror: converting circular structure to JSON"?

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Can someone help me with a typeerror pro...

MoreCan someone help me with a typeerror problem I'm having with JavaScript? I get hit with the error message, "typeerror: converting circular s...
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How do you fix "Maximum call stack size exceeded"?

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for programming java, how do i fix &quo...

Morefor programming java, how do i fix "Maximum call stack size exceeded" and what does this mean?
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How to convert int to string java?

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while programming java, how can i conver...

Morewhile programming java, how can i convert int to string? what are the steps i need to do to do this?
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How do I fix "Cannot read property of undefined"?

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There is a jobsite I use and on one of t...

MoreThere is a jobsite I use and on one of the really good Jobs I cannot ever actually complete them because I get this Error in JavaScript "Cannot r...
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What is difference between static and non-static in Java?

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I'm new to programming, and I'...

MoreI'm new to programming, and I've been trying to learn JavaScript. I'm a little confused about static methods versus non-static methods....
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How do you fix "Unexpected token o in json at position 1"?

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I was working on a JavaScript applicatio...

MoreI was working on a JavaScript application and when reading some JSON data and I keep getting the error "Unexpected token o in json at position 1&...
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When i am working in a survey i got stru...

MoreWhen i am working in a survey i got struck with 404 error in opening a link which is used internally in my office. Can anyone troubleshoot it to proce...
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Fix "Uncaught referenceerror: jquery is not defined"?

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I am using java script programming in we...

MoreI am using java script programming in web development and get this erro when I input code, "Uncaught referenceerror: jquery is not defined"....
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How to fix "npm err! missing script: start"?

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In my javascript, I am getting this mess...

MoreIn my javascript, I am getting this message saying "npm err! missing script: start". How can I get rid of the message?
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Solve "Objects are not valid as a React child"?

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In my program that I use I am having a i...

MoreIn my program that I use I am having a issue which shows up and says "Objects are not valid as a React child". How can I solve this issue?
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Getting "Uncaught SyntaxError: Unexpected Token <"?

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I am using javascript and I am getting t...

MoreI am using javascript and I am getting this message saying "Uncaught SyntaxError: Unexpected Token <". I am not sure what it means, can y...
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I am on Javascript trying to save an ima...

MoreI am on Javascript trying to save an image that I am looking at, but I keep getting an error that is telling me I need an appropriate loader to handle...
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Who has a wide knowledge about java scri...

MoreWho has a wide knowledge about java script. I seem to get stuck with this error message "Cannot read property 'addeventlistener' of nul...
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How do I fix "Invalid left-hand side in assignment"?

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i login to my javascript but unfurtunate...

Morei login to my javascript but unfurtunately the programming had some referenceerror,i thought it was the programming errors but i discovered it's...
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I have been trying to troubleshoot a hug...

MoreI have been trying to troubleshoot a huge project at work for the past couple of days, but just cannot seem to make any kind of progress. I keep getti...
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How to remove the last character from a string?

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I have been using C and C++ almost exclu...

MoreI have been using C and C++ almost exclusively for the past few years, and my skills in other languages have really fallen off. I keep forgetting how...
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Fix cannot read property 'length' of undefined?

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I just got into to JavaScript. It has ge...

MoreI just got into to JavaScript. It has generally been an okay transition, but some things just aren't working for me. Can anyone tell me how I can...
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