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If vs. Switch Speed
Switch statements are typically faster than equivalent if-else-if statements (as e.g. descibed in this article ) due to compiler optimizations.
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Hex transparency in colors [duplicate]
...g answer: how to calculate in your head
The problem can be solved generically by a cross multiplication.
We have a percentage (ranging from 0 to 100 ) and another number (ranging from 0 to 255) then converted to hexadecimal.
100 <==> 255 (FF in hexadecimal)
0 <==> 0 (00 in hexadec...
How to add a default include path for GCC in Linux?
...am> to link Just note that creating an alias is a very poor solution, really you would build a list of your 'favorite includes' and add them in your makefile.
– h4unt3r
May 17 '13 at 17:56
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Why can't a 'continue' statement be inside a 'finally' block?
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finally blocks run whether an exception is thrown or not. If an exception is thrown, what the heck would continue do? You cannot continue execution of the loop, because an uncaught exception will transfer control to another func...
How do I get the parent directory in Python?
...that does nothing but string manipulation. To verify if the pathname actually exist requires a disk access. Depends on the application this may or may not be desirable.
– Wai Yip Tung
May 18 '10 at 19:45
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Right Align button in horizontal LinearLayout
...id:layout_gravity="top|right" linearlayout
– SupimpaAllTheWay
Dec 17 '15 at 22:52
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Confusion between numpy, scipy, matplotlib and pylab
...ncy of matplotlib.
If you run ipython --pylab an automatic import will put all symbols from matplotlib.pylab into global scope. Like you wrote numpy gets imported under the np alias. Symbols from matplotlib are available under the mpl alias.
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Fixed position but relative to container
...rmation. It is now possible to center content of an dynamic size (horizontally and vertically) with the help of the magic of CSS3 transform. The same principle applies, but instead of using margin to offset your container, you can use translateX(-50%). This doesn't work with the above margin tric...
Chrome refuses to execute an AJAX script due to wrong MIME type
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By adding a callback argument, you are telling jQuery that you want to make a request for JSONP using a script element instead of a request for JSON using XMLHttpRequest.
JSONP is not JSON. It is a JavaScript program.
Change your server...
Difference between Groovy Binary and Source release?
...eleases are more common on linux systems because linux systems can dramatically vary in cpu, installed library versions, kernelversions and nearly every linux system has a compiler installed.
binary releases are common on ms-windows systems. most windows machines do not have a compiler installed.
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