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Real world use cases of bitwise operators [closed]
...e are combinatorial in nature - they might literally be getting "compiled" down to a bunch of logic gates, so they have to be expressed as AND, OR, NOT, etc.
Graphics
There's hardly enough space here to get into every area where these operators are used in graphics programming. XOR (or ^) is partic...
WebAPI Multiple Put/Post parameters
...
Natively WebAPI doesn't support binding of multiple POST parameters. As Colin points out there are a number of limitations that are outlined in my blog post he references.
There's a workaround by creating a custom parameter binder. The code...
How to manually include external aar package using new Gradle Android Build System
...BarSherlock which I've called 'actionbarsherlock.aar'. What I'm trying to do is actually use this aar to build my final APK. If I include the whole ActionBarSherlock library as an android-library module to my main project using compile project (':actionbarsherlock') I'm able to build successfully ...
How to remove old Docker containers
...s question is related to Should I be concerned about excess, non-running, Docker containers? .
61 Answers
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What's the difference between eval, exec, and compile?
...thon 2 it is a statement and cannot be used as an expression, so it really does not return anything).
In versions 1.0 - 2.7, exec was a statement, because CPython needed to produce a different kind of code object for functions that used exec for its side effects inside the function.
In Python 3,...
self referential struct definition?
...n writing C for very long, and so I'm not sure about how I should go about doing these sorts of recursive things... I would like each cell to contain another cell, but I get an error along the lines of "field 'child' has incomplete type". What's up?
...
Multiple left-hand assignment with JavaScript
...ction bad() {
var var1 = var2 = var3 = 1;
}
good();
console.log(window.var2); // undefined
bad();
console.log(window.var2); // 1. Aggh!
Actually this shows that assignment are right associative. The bad example is equivalent to:
var var1 = (window.var2 = (window.var3 = 1));
...
MISCONF Redis is configured to save RDB snapshots
...irect the rdb file to be written somewhere else.
Using redis-cli, you can do something like this:
CONFIG SET dir /tmp/some/directory/other/than/var
CONFIG SET dbfilename temp.rdb
After this, you might want to execute a BGSAVE command to make sure that the data will be written to the rdb file. Ma...
How to change size of split screen emacs windows?
...ting Perl code, the bottom is the shell. By default emacs makes the two windows equal in size, but I'd like the shell buffer smaller (maybe half the size?). I was wondering how I could do that.
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Center a DIV horizontally and vertically [duplicate]
... but, and that is important, that the content will not be cut when the window is smaller than the content The div must have a background color and a width and hight.
...