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Check if an element is a child of a parent

... = $(evt.target); if (target.parent('div#hello').length) { alert('Your clicked element is having div#hello as parent'); } } Or if you want to check to see if there are any ancestors that match, then use .parents(). Example: http://jsfiddle.net/6BX9n/1/ function fun(evt) { ...
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How can I get jquery .val() AFTER keypress event?

...hange keypress to keyup: $(someTextInputField).on("keyup", function() { alert($(this).val()); }); keypress is fired when the key is pressed down, keyup is fired when the key is released. share | ...
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How to bind Events on Ajax loaded Content?

...eated elements: $(document).on("click", '.mylink', function(event) { alert("new link clicked!"); }); This does actually work, here's an example where I appended an anchor with the class .mylink instead of data - http://jsfiddle.net/EFjzG/ ...
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How to determine whether an object has a given property in JavaScript

...roperty, opts)) { throw new Error("IllegalArgumentException"); } alert("ok"); } f({req1: 123}); // error f({req1: 123, req2: 456}); // ok share | improve this answer | ...
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Customizing Bootstrap CSS template

... <link rel="stylesheet/less" href="/path/to/bootstrap.less"> <script src="/path/to/less.js"></script> To recompile the .less files, just save them and reload your page. Less.js compiles them and stores them in local storage. Or if you prefer to statically compile a new ...
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is not JSON serializable

...used/viewed straightly in the browser) import json from xxx.models import alert from django.core import serializers def test(request): alert_list = alert.objects.all() tmpJson = serializers.serialize("json",alert_list) tmpObj = json.loads(tmpJson) return HttpResponse(json.dumps(t...
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Convert object string to JSON

...n I convert a string that describes an object into a JSON string using JavaScript (or jQuery)? 20 Answers ...
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How to replace all dots in a string using JavaScript

...urn this.split( token ).join( newToken ); } } return str; }; alert('okay.this.is.a.string'.replaceAll('.', ' ')); Faster than using regex... EDIT: Maybe at the time I did this code I did not used jsperf. But in the end such discussion is totally pointless, the performance difference...
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How to detect scroll position of page using jQuery

...window).scrollTop() + $(window).height() == $(document).height()) { alert("bottom!"); // getData(); } }); share | improve this answer | follow ...
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Getting All Variables In Scope

...ind out what else is available by other means by doing: var n, arg, name; alert("typeof this = " + typeof this); for (name in this) { alert("this[" + name + "]=" + this[name]); } for (n = 0; n < arguments.length; ++n) { arg = arguments[n]; alert("typeof arguments[" + n + "] = " + typ...