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How efficient is locking an unlocked mutex? What is the cost of a mutex?
... access to the object happens often, then multiple locks would increase parallelism. At the cost of maintainability, since more locking means more debugging of the locking.
How efficient is it to lock a mutex? I.e. how much assembler instructions are there likely and how much time do they take (...
How to programmatically take a screenshot on Android?
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answered Apr 13 '11 at 14:53
taralocataraloca
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How do you install ssh-copy-id on a Mac?
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Victor SergienkoVictor Sergienko
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add a c...
Why are dates calculated from January 1st, 1970?
...1st, 1970) as default standard
The Question makes two false assumptions:
All time-tracking in computing is done as a count-since-1970.
Such tracking is standard.
Two Dozen Epochs
Time in computing is not always tracked from the beginning of 1970 UTC. While that epoch reference is popular, various...
What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?
...parts:
latin1 makes the server treat strings using charset latin 1, basically ascii
CP1 stands for Code Page 1252
CI case insensitive comparisons so 'ABC' would equal 'abc'
AS accent sensitive, so 'ü' does not equal 'u'
P.S. For more detailed information be sure to read @solomon-rutzky's answer...
Where is debug.keystore in Android Studio
... go to "signing" and select your default or any keystore you want and fill all the details. In case you are not able to fill the details, hit the green '+' button. I've highlighted in the screenshot.
Step 2) VERY IMPORTANT: Goto Build Types> select your build type and select your "Signing Config...
How do I focus on one spec in jasmine.js?
... its a good tip, but currently it isn't in jasmine. this is allowed by test runners like karma. for more info read on: github.com/pivotal/jasmine/pull/309
– p1100i
Aug 12 '14 at 9:08
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Setting ANDROID_HOME enviromental variable on Mac OS X
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user2993582user2993582
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Rename multiple files based on pattern in Unix
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Not present on all *nix systems. Not on Max OS X for one, and no package in fink to get it. Haven't looked at MacPorts.
– dmckee --- ex-moderator kitten
Jul 6 '09 at 16:07
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How to colorize diff on the command line?
... Dror
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answered Jan 10 '12 at 8:54
kajikaji
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