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Favorite (Clever) Defensive Programming Best Practices [closed]
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answered Jan 29 '09 at 4:47
community wiki
J...
How to get the system uptime in Windows? [closed]
...ead the following KB for more info and for the download links:
MSKB232243: Uptime.exe Tool Allows You to Estimate Server Availability with Windows NT 4.0 SP4 or Higher.
To use it, follow these steps:
Download uptime.exe from the above link, and save it to a folder,
preferably in one that's i...
Measure and Benchmark Time for Ruby Methods
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answered Jul 10 '12 at 4:10
wquistwquist
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How do you check “if not null” with Eloquent?
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422
Eloquent has a method for that (Laravel 4.*/5.*);
Model::whereNotNull('sent_at')
Laravel 3:...
Difference between a Structure and a Union
...ing it's undefined. On most modern machines a char is 1 byte and an int is 4 bytes, so giving x.b the value 'c' also gives the first byte of x.a that same value:
union foo x;
x.a = 3;
x.b = 'c';
printf("%i, %i\n", x.a, x.b);
prints
99, 99
Why are the two values the same? Because the last 3 byt...
What are the most-used vim commands/keypresses?
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edited Feb 20 at 7:04
answered Mar 23 '11 at 4:44
Gre...
Why fragments, and when to use fragments instead of activities?
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Glenn BechGlenn Bech
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5
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Controlling maven final name of jar artifact
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answered Jan 23 '13 at 22:34
Christian VielmaChristian Vielma
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Hashing a dictionary?
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edited Jul 26 '19 at 10:04
mit
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answered May 4 '...
What are the rules about using an underscore in a C++ identifier?
...d template specializations, though.)
From the 2003 C++ Standard:
17.4.3.1.2 Global names [lib.global.names]
Certain sets of names and function signatures are always reserved to the implementation:
Each name that contains a double underscore (__) or begins with an underscore follo...