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Why use AJAX when WebSockets is available?
...t already have built-in support) can get WebSockets support via web-socket-js (Flash based polyfill). This covers the vast majority of web users. Also, if you are using Node for the server backend, then consider using Socket.IO which includes web-socket-js as a fallback and if even that is not avail...
JQuery .each() backwards
...ou missed the .get() which turns the jQuery wrapped array into an ordinary JS array. The JS array has .reverse().
– stackular
Feb 9 '15 at 14:13
2
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jQuery text() and newlines
...;script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<p id="example"></p>
If you prefer, you can also create a function to do this with a simple call, just like jQuery.text() does:
$.fn.multiline = function(text){
this.text(t...
nodejs how to read keystrokes from stdin
Is it possible to listen for incoming keystrokes in a running nodejs script?
If I use process.openStdin() and listen to its 'data' event then the input is buffered until the next newline, like so:
...
Differences between lodash and underscore [closed]
Why would someone prefer either the lodash.js or underscore.js utility library over the other?
12 Answers
...
addEventListener vs onclick
...e the original inline HTML onclick property too. Check it out here: http://jsfiddle.net/jpgah/.
Broadly speaking, do not use inline events. There may be specific use cases for it, but if you are not 100% sure you have that use case, then you do not and should not use inline events.
Modern Javascri...
How to remove “disabled” attribute using jQuery?
...utDisabled').prop("disabled", false); // Element(s) are now enabled.
});
jsFiddle example here.
Why use prop() when you could use attr()/removeAttr() to do this?
Basically, prop() should be used when getting or setting properties (such as autoplay, checked, disabled and required amongst ot...
On a CSS hover event, can I change another div's styling? [duplicate]
...y if #b is after #a in the HTML.
If #b comes immediately after #a: http://jsfiddle.net/u7tYE/
#a:hover + #b {
background: #ccc
}
<div id="a">Div A</div>
<div id="b">Div B</div>
That's using the adjacent sibling combinator (+).
If there are other elements between #a ...
How do I check/uncheck all checkboxes with a button using jQuery?
... (needs jQuery1.6+)
HTML:
<input type="checkbox" id="checkAll"/>
JS:
$("#checkAll").change(function () {
$("input:checkbox").prop('checked', $(this).prop("checked"));
});
I'm using .prop as .attr doesn't work for checkboxes in jQuery 1.6+ unless you've explicitly added a checked att...
Is there a minlength validation attribute in HTML5?
...ution (if you want minlength 5, maxlength 10 character validation)
http://jsfiddle.net/xhqsB/102/
<form>
<input pattern=".{5,10}">
<input type="submit" value="Check"></input>
</form>
shar...