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Show loading image while $.ajax is performed

...te: function(){ $('#loading-image').hide(); } }); I usually prefer the more general solution of binding it to the global ajaxStart and ajaxStop events, that way it shows up for all ajax events: $('#loading-image').bind('ajaxStart', function(){ $(this).show(); }).bind('ajaxSt...
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How to size an Android view based on its parent's dimensions

...ad or not, but Jeff's solution will only get you halfway there (kinda literally). What his onMeasure will do is display half the image in half the parent. The problem is that calling super.onMeasure prior to the setMeasuredDimension will measure all the children in the view based on the original siz...
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Is it possible to get element from HashMap by its position?

How to retrieve an element from HashMap by its position, is it possible at all? 14 Answers ...
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(Built-in) way in JavaScript to check if a string is a valid number

... A very important note about parseInt is that it will allow you to specify a radix for converting the string to an int. This is a big gotcha as it tries to guess a radix for you if you don't supply it. So, for example: parseInt("17") results in 17 (decimal, 10), but parseInt("...
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How to delete and replace last line in the terminal using bash?

... I need to erase the last line shown on the screen (command "clear" erases all the screen, but I need to erase only the line of the progress bar and replace it with the new information). ...
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Count immediate child div elements using jQuery

... how the question specifies he wants to count only the "div" elements, not all elements. – Angel Blanco Mar 5 '14 at 11:55 add a comment  |  ...
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Comparing two collections for equality irrespective of the order of items in them

...WriteLine(comp.Equals(new[] {"a","b","c"}, new[] {"a","b"})); //false Finally, you can use your an equality comparer of your choice: var strcomp = new MultiSetComparer<string>(StringComparer.OrdinalIgnoreCase); Console.WriteLine(strcomp.Equals(new[] {"a", "b"}, new []{"B", "A"})); //true ...
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Converting between strings and ArrayBuffers

...ly converting JavaScript strings to ArrayBuffers and vice-versa? Specifically, I'd like to be able to write the contents of an ArrayBuffer to localStorage and to read it back. ...
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Java Replacing multiple different substring in a string at once (or in the most efficient way)

...time up-front to compile, so it won't be efficient if your input is very small or your search pattern changes frequently). Below is a full example, based on a list of tokens taken from a map. (Uses StringUtils from Apache Commons Lang). Map<String,String> tokens = new HashMap<String,Strin...
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When does System.gc() do something?

...hat garbage collection is automated in Java. But I understood that if you call System.gc() in your code that the JVM may or may not decide to perform garbage collection at that point. How does this work precisely? On what basis/parameters exactly does the JVM decide to do (or not do) a GC when it ...