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Is local static variable initialization thread-safe in C++11? [duplicate]
...-fno-threadsafe-statics also worth mentioning. In gcc:
Do not emit the extra code to use the routines specified in the C++ ABI for thread-safe initialization of local statics. You can use this option to reduce code size slightly in code that doesn't need to be thread-safe.
Also, have a look a...
How to programmatically turn off WiFi on Android device? [duplicate]
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Well I assume the extra permissions were just the result of directly copying the code from from the link he provided, but even so, UPDATE_DEVICE_STATS is reserved for system apps only, the application won't even compile with that permission.
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Remove duplicate entries using a Bash script [duplicate]
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I like the Perl solution because it allows me to add extra conditions, e.g. only enforce uniqueness on lines matching a certain pattern.
– Amos Shapira
Oct 11 '18 at 4:10
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Why are my balls disappearing? [closed]
...tyX);
ball2.nextY = (ball2.nextY += ball2.velocityY);
You don't need the extra assignments, and can just use the += operator alone:
ball1.nextX += ball1.velocityX;
ball1.nextY += ball1.velocityY;
ball2.nextX += ball2.velocityX;
ball2.nextY += ball2.velocityY;
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What are the differences between Pandas and NumPy+SciPy in Python? [closed]
... say that pandas is an alternative to Numpy and/or Scipy. Rather, it's an extra tool that provides a more streamlined way of working with numerical and tabular data in Python. You can use pandas data structures but freely draw on Numpy and Scipy functions to manipulate them.
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Should I use “hasClass” before “addClass”? [duplicate]
...l because jQuery will also always check from within .addClass(). It's just extra work.
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google protocol buffers vs json vs XML [closed]
...a schema before you process a payment transaction it contains gives you an extra layer of robustness.
– CC.
Jul 11 '13 at 17:37
11
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Bower install using only https?
...he section we added to the git config file
# Of course we have our own extra cleanup to do via sed since the unset command
# leaves the section around
# See http://git.661346.n2.nabble.com/git-config-unset-does-not-remove-section-td7569639.html
git config --global --unset url."https:...
Only mkdir if it does not exist [duplicate]
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One-liner requires an extra ;: if [ ! -d directory ]; then mkdir directory; fi
– sdgfsdh
Jun 13 '17 at 15:35
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cmake与autoconf+automake的对比 - C/C++ - 清泛网 - 专注C/C++及内核技术
...]]
[COMPONENT < component >][OPTIONAL]] [...])
其他文件
EXTRA_DIST
install(FILES files.. )
install(DIRECTORY dirs..)
条件语句
使用Make的条件语句
if()
endif
if(my)
else(my)
endif(my)
while(condition)
endwhile(condition)
执行外部命...