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How to delete last character from a string using jQuery?
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@skajfes and @GolezTrol provided the best methods to use. Personally, I prefer using "slice()". It's less code, and you don't have to know how long a string is. Just use:
//-----------------------------------------
// @param begin Required. The index where
// to begin th...
cancelling queued performSelector:afterDelay calls
... stack (or whatever mechanism it is that is utilized by the API) when you call performSelector:withObject:afterDelay ?
4 A...
Javascript Array.sort implementation?
...the JavaScript Array#sort() function use? I understand that it can take all manner of arguments and functions to perform different kinds of sorts, I'm simply interested in which algorithm the vanilla sort uses.
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Change an HTML5 input's placeholder color with CSS
...nternet Explorer 9 and lower does not support the placeholder attribute at all, while Opera 12 and lower do not support any CSS selector for placeholders.
The discussion about the best implementation is still going on. Note the pseudo-elements act like real elements in the Shadow DOM. A padding on ...
Cocoapods staying on “analyzing dependencies”
I'm using cocoapods to manage my dependencies. All have been working fine. Now, When I'm creating a new project, added the following to my podfile,
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IIS does not list a website that matches the launch url
...ny problems (prior to that i got error messages stating that i have to manually adjust these)
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Django - Difference between import django.conf.settings and import settings
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Also note that all settings names should be upper-case. That is, if your have a var my_var in your settings then this will fail: from django.conf import settings... settings.my_var. But if you name it MY_VAR it will succeed!
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create two method for same url pattern with different arguments
...other way I had handled this is to accept the parameter as a String, then call Long.parseLong() on it. If it parses, then its the the userId, if it doesn't, assume its the username.
– CodeChimp
Apr 8 '13 at 19:42
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navigator.geolocation.getCurrentPosition sometimes works sometimes doesn't
...ame problem, and finding almost no information online about it. Nothing at all in the books. Finally I found this sober query on stackoverflow and (ha!) it was the final impetus I needed to set up an account here.
And I have a partial answer, but alas not a complete one.
First of all, realise that...
How can I check if an element exists in the visible DOM?
...f the browser's selecting method, and checking it for a truthy value (generally).
For example, if my element had an id of "find-me", I could simply use...
var elementExists = document.getElementById("find-me");
This is specified to either return a reference to the element or null. If you must ha...