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What does a tilde do when it precedes an expression?
...he tilde tells me exactly what it's doing to compensate for Javascript's 0-based nature. Also, the less parentheses the better for reading
– Regular Joe
Nov 29 '17 at 18:00
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What does $@ mean in a shell script?
...ing how $@ behaves in the shell is word splitting. The shell splits tokens based on the contents of the IFS variable. Its default value is \t\n; i.e., whitespace, tab, and newline.
Expanding "$@" gives you a pristine copy of the arguments passed. However, expanding $@ will not always. More specific...
How Can I Browse/View The Values Stored in Redis [closed]
...ve a lot of keys though... It keeps crashing for me with a 20000+ keys database.
– Kulgar
Sep 4 '13 at 15:00
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Best way to remove an event handler in jQuery?
...e .live() selector valid again.
This has other benefits by adding styling based on that class as well.
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Show AlertDialog in any position of the screen
...and then had to get the displays width and height and then set the X and Y based on a percentage of those values, that way the layout scaled nicely. developer.android.com/guide/topics/ui/dialogs.html#CustomDialog
– Roloc
May 23 '11 at 16:46
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What's wrong with this 1988 C code?
... fact the technique is an important one if you are working with large code base in c/c++. Typically makefiles will have a target to stop after pre-processing.
For quick reference : The SO question covers the options -- How do I see a C/C++ source file after preprocessing in Visual Studio?. It star...
What is the purpose of the : (colon) GNU Bash builtin?
...leaves the else clause of the if statement as the only means for branching based on exit status:
if command; then :; else ...; fi
Since if requires a non-empty then clause and comments don't count as non-empty, : serves as a no-op.
Nowadays (that is: in a modern context) you can usually use eith...
How should I detect unnecessary #include files in a large C++ project?
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There's a new Clang-based tool, include-what-you-use, that aims to do this.
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What are “named tuples” in Python?
...ctions, only fields with them. You can even use your named tuple types as base classes:
class Point(namedtuple('Point', 'x y')):
[...]
However, as with tuples, attributes in named tuples are immutable:
>>> Point = namedtuple('Point', 'x y')
>>> pt1 = Point(1.0, 5.0)
>&g...
Sticky and NON-Sticky sessions
...s routing request to that instance, instead chooses a new healthy instance based on the existing load balancing algorithm. The load balancer treats the session as now "stuck" to the new healthy instance, and continues routing requests to that instance even if the failed instance comes back.
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