Questions tagged [javascript]

JavaScript (not to be confused with Java) is a high-level, dynamic, multi-paradigm, object-oriented, prototype-based, weakly-typed language used for both client-side and server-side scripting. Its primary use is in rendering and manipulating of web pages. Use this tag for questions regarding ECMAScript and its various dialects/implementations (excluding ActionScript and Google-Apps-Script).

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Does having two exports increase bundle size

If I have the following code class x { ... } export CreateFragmentContainer(x,graphqlQuery) Will the bundle size of my project if I do an another export of class x without the fragmentContainer ...
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how to to retrieve data from MongoDB using Javascript and NodeJS

On April 8 2018, Lineus answered about the following post : How to debug JavaScript that won't retrieve data from MongoDB?. Is there a new up-to-date script for his work ? My version of "mongoose": "^...
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Is there anyway to stop/close the javascript function?

there is javascript call function myfunction(); Is there any way to stop/close the javascript function?
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Data is not add in DOM Tree /dynamically to table

Problem I am trying to make a Dyanamic(CURD operation) DataTable in Django But when I am Dynamically Add / Delete / Update Data it is not add to DOM/ Datatable. i am using Ajax,JQuery. please ...
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Get Element By Id in JavaScript for CSS child elements [duplicate]

How do I .getElementById in JavaScript for CSS child elements? CSS: #topNav > nav > ul > li:nth-child(1) #topNav > nav > ul > li:nth-child(2) JS: document.getElementById('child1')...
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Nested loops and to keep the index count going in the second one

I got two nested loops and I'm trying to increment a counter in the second one, so basically that the count does not reset. now: 1 2 3 4 1 2 3 4 want: 1 2 3 4 5 7 8 In vanila javascript I would ...
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CSS not loading in localhost

It was working previously but I can't pinpoint where the source of the problem is. I'm importing my styles.css folder with index.js. I swapped some JS code around, the problem happened, and after ...
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Migrating John Resig's Simple JavaScript inheritance to pure ES6/TypeScript

I have an extensive front-end that was developed in 2011 using Resig's Simple JavaScript Inheritance as the framework. It also strictly requires a var self = this; in every block, I believe these can ...
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Bootstrap: how to prevent full tab-pane activation when changing tab

I have spent too much time trying to change the behavior from my bootstrap tab panes. I mean, when I click to another tab (the flags in pitcure bellow), I want the focus goes to the first field from ...
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Table cells unintentionally change size after a click event

I am dynamically building a table using JS but, for some reason, after clicking on the btn_dropdown0 "button", which is supposed to hide and show the tbody, the button itself gets slightly moved left ...
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Getting a Parsing error on a template string with ESLint, but I have ECMA 6 in config file

I can post my whole config and JavaScript file if needed, but I am trying to run ESLint on some JavaScript I'm writing. My 'eslintrc.json' file has this in the config (with some other rules): "rules":...
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Where to put helper functions of a functional component ? what's best for performance?

The place we put our helpers in a functional component would affect the performance of the component ... I mean what's better when it comes to performance ... to put it outside or inside the component?...
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React JS compiles but does not show content on page

I am working my way through a project built using ReactJS, and I have come across situations where my code compiles just fine, but nothing displays when I navigate to localhost. My program is a ...
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JQVMap Labels not rendering at correct position

I am trying to use the JQVMap in my website, but somehow i don't know why it does not render default labels at correct position. The code that i used is below <div class="container-custom"> ...
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React : TypeError: Cannot read property 'Item' of undefined

I want to access the value of state/property in new state prop. Actually I have already state property where I am storing value of Item=5 and I create UrlParam Where I am storing URL but I need Item ...

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