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What should I set JAVA_HOME environment variable on macOS X 10.6?
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14 Answers
14
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Stacking DIVs on top of each other?
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170
Position the outer div however you want, then position the inner divs using absolute. They'll...
android.widget.Switch - on/off event listener?
... to implement a switch button, android.widget.Switch (available from API v.14).
10 Answers
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cd into directory without having permission
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156
@user812954's answer was quite helpful, except I had to do this this in two steps:
sudo su
cd...
YAML Multi-Line Arrays
...uence is an array. So this is the right way to express it:
key:
- string1
- string2
- string3
- string4
- string5
- string6
That's identical in meaning to:
key: ['string1', 'string2', 'string3', 'string4', 'string5', 'string6']
It's also legal to split a single-line array ove...
Telling gcc directly to link a library statically
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194
It is possible of course, use -l: instead of -l. For example -l:libXYZ.a to link with libXYZ.a...
What is a memory fence?
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117
For performance gains modern CPUs often execute instructions out of order to make maximum use ...
What exactly is Python's file.flush() doing?
...s a good thing, you should make both calls as instructed.
Addendum in 2018.
Note that disks with cache mechanisms is now much more common than back in 2013, so now there are even more levels of caching and buffers involved. I assume these buffers will be handled by the sync/flush calls as well, ...