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What is a callback function?

What is a callback function? 21 Answers 21 ...
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What's an appropriate HTTP status code to return by a REST API service for a validation failure?

...inced that this is an appropriate code for a validation failure, what do y'all recommend? 7 Answers ...
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How to delete last item in list?

... then: #!/usr/bin/env python # coding: utf-8 from timer import Timer if __name__ == '__main__': a, record = None, [] while not a == '': with Timer() as t: # everything in the block will be timed a = input('Type: ') record.append(t.elapsed_s) # drop the last...
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How to get the current time in milliseconds from C in Linux?

... This can be achieved using the POSIX clock_gettime function. In the current version of POSIX, gettimeofday is marked obsolete. This means it may be removed from a future version of the specification. Application writers are encouraged to use the clock_gettime functi...
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Using Default Arguments in a Function

...= "some other value"; } code here! } This way, you can make a call like foo('blah', null, 'non-default y value'); and have it work as you want, where the second parameter $x still gets its default value. With this method, passing a null value means you want the default value for one par...
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How can I specify working directory for popen

...wd, import os and define cwd using this: os.path.dirname(os.path.realpath(__file__)) share | improve this answer | follow | ...
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presentViewController:animated:YES view will not appear until user taps again

...ith presentViewController:animated:completion . What I'm making is essentially a guessing game. 8 Answers ...
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How to detect shake event with android?

...CCELEROMETER) { long curTime = System.currentTimeMillis(); // only allow one update every 100ms. if ((curTime - lastUpdate) > 100) { long diffTime = (curTime - lastUpdate); lastUpdate = curTime; x = values[SensorManager.DATA_X]; y = values[SensorManager.DATA_Y...
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nginx showing blank PHP pages

...ginx that's shipped with Centos). I'd love to see the documentation around all of this improve. – Jorre Mar 27 '14 at 16:23 1 ...
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How do you print in a Go test using the “testing” package?

... Command go Description of testing flags -v Verbose output: log all tests as they are run. Also print all text from Log and Logf calls even if the test succeeds. Package testing func (*T) Log func (c *T) Log(args ...interface{}) Log formats its arguments using default ...