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Do NSUserDefaults persist through an Update to an app in the Appstore?
...such as preferences, dates, strings etc. If you are looking to save images and files, the file system is a better bet.
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Strip all non-numeric characters from string in JavaScript
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Use the string's .replace method with a regex of \D, which is a shorthand character class that matches all non-digits:
myString = myString.replace(/\D/g,'');
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How to remove an element slowly with jQuery?
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If you need to hide and then remove the element use the remove method inside the callback function of hide method.
This should work
$target.hide("slow", function(){ $(this).remove(); })
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Converting Epoch time into the datetime
... is equilvalent to the Zulu timezone (+00:00). You can read more here: timeanddate.com/time/zones/z
– Devnetics
Jan 10 '17 at 20:36
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What's the difference between using CGFloat and float?
...mething "heavier" than float, right? At which points should I use CGFloat, and what makes really the difference?
5 Answers
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Is it possible to simulate key press events programmatically?
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A non-jquery version that works in both webkit and gecko:
var keyboardEvent = document.createEvent("KeyboardEvent");
var initMethod = typeof keyboardEvent.initKeyboardEvent !== 'undefined' ? "initKeyboardEvent" : "initKeyEvent";
keyboardEvent[initMethod](
"keydown", /...
How to sum array of numbers in Ruby?
... edited Jul 26 '19 at 16:51
Fernando Briano
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answered Oct 8 '09 at 16:07
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Maven Modules + Building a Single Specific Module
I have a multi-module Maven project with a parent project P and three sub-modules A , B , and C . Both B and C are war projects and both depend on A .
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What is ANSI format?
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ANSI encoding is a slightly generic term used to refer to the standard code page on a system, usually Windows. It is more properly referred to as Windows-1252 on Western/U.S. systems. (It can represent certain other Windows code pages on other systems.) This is essentially an extension of...
How to store standard error in a variable
... the error file thus:
ERROR=$(</tmp/Error)
The shell recognizes this and doesn't have to run 'cat' to get the data.
The bigger question is hard. I don't think there's an easy way to do it. You'd have to build the entire pipeline into the sub-shell, eventually sending its final standard outp...