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How to disable an input type=text?
I want to disable writing in an input field of type text using JavaScript, if possible.
The input field is populated from a database; that is why I don't want the user to modify its value.
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Most efficient way to concatenate strings in JavaScript?
In JavaScript, I have a loop that has many iterations, and in each iteration, I am creating a huge string with many += operators. Is there a more efficient way to create a string? I was thinking about creating a dynamic array where I keep adding strings to it and then do a join. Can anyone explain...
Delaying a jquery script until everything else has loaded
... I need to run only once everything else on the page, including some other javascripts (over which I have no control) have finished doing their thing.
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What is the best JavaScript code to create an img element
... loading. You can end up with the image in an unexpected place, or a weird JavaScript error on IE. If you need to be able to add it at load-time (but after the <body> element has started), you could try inserting it at the start of the body using body.insertBefore(body.firstChild).
To do this...
Function in JavaScript that can be called only once
... @EgyCode - In certain contexts (like in an if statement test expression), JavaScript expects one of the values true or false and the program flow reacts according to the value found when the expression is evaluated. Conditional operators like == always evaluate to a boolean value. A variable can al...
Javascript Regex: How to put a variable inside a regular expression?
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To build a regular expression from a variable in JavaScript, you'll need to use the RegExp constructor with a string parameter.
function reg(input) {
var flags;
//could be any combination of 'g', 'i', and 'm'
flags = 'g';
return new RegExp('ReGeX' + input +...
Solutions for distributing HTML5 applications as desktop applications? [closed]
...itHub for building cross-platform desktop applications with HTML, CSS, and JavaScript. Electron accomplishes this by combining Chromium and Node.js into a single runtime and apps can be packaged for Mac, Windows, and Linux. (source)
The folks at github use this to provide their code editor Atom as...
jQuery - prevent default, then continue default
... to the actual submission.
For example:
$('form').submit(function(){
alert('I do something before the actual submission');
return true;
});
Simple example
Another example on jquery.com: http://api.jquery.com/submit/#entry-examples
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Javascript Functions and default parameters, not working in IE and Chrome
...t do this" - Mozilla MDN says we can? developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… Are you just saying that you can't do it in IE or are you saying the Mozilla docs are inaccurate?
– php-b-grader
Jun 19 at 0:12
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Count the number of occurrences of a character in a string in Javascript
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split() is a basic tool in javascript, conceptually simple, and counting the splits gives clear intention and is totally readable.
– bradw2k
Dec 3 '15 at 21:10
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