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How to lay out Views in RelativeLayout programmatically?
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edited Feb 25 '16 at 14:48
Kirill Ryabin
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answered...
How do I tell if a regular file does not exist in Bash?
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4618
The test command ([ here) has a "not" logical operator which is the exclamation point (simila...
IEnumerable to string [duplicate]
...r sequence on a 32-bit release build:
ToArrayString: 00:00:03.1695463
Concat: 00:00:07.2518054
StringBuilderChars: 00:00:03.1335455
StringBuilderStrings: 00:00:06.4618266
static readonly IEnumerable<char> seq = Enumerable.Repeat('a', 300);
static string ToArrayStrin...
How to annotate MYSQL autoincrement field with JPA annotations
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Pascal ThiventPascal Thivent
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How to use ELMAH to manually log errors
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415
Direct log writing method, working since ELMAH 1.0:
try
{
some code
}
catch(Exception e...
Error while installing json gem 'mkmf.rb can't find header files for ruby'
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rogerdpack
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answered Dec 13 '13 at 7:52
Aleksei Mat...
Difference between SurfaceView and View?
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edited Mar 8 '16 at 21:47
BartoszKP
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How to output in CLI during execution of PHP Unit tests?
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kenorb
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answered Sep 26 '12 at 16:24
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How to “EXPIRE” the “HSET” child key in redis?
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Erik Rothoff
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answered May 14 '13 at 14:14
SuprSupr
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Spinlock versus Semaphore
...hread is the next one being scheduled), which is not very good behaviour.
4. How they're implemented
A semaphore will nowadays typically wrap sys_futex under Linux (optionally with a spinlock that exits after a few attempts).
A spinlock is typically implemented using atomic operations, and without ...