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可重入函数、不可重入函数及线程安全 - C/C++ - 清泛网 - 专注C/C++及内核技术
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sysconf
aio_return
fdatasync
mkfifo
setsid
tcdrain
aio_suspend
fork
open
setsockopt
tcflow
alarm
fpathconf
pathconf
setuid
tcflush
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
...he problems with the JavaScript-style have been fixed in Ruby 2.2. You can now use quotes if you have symbols that aren't valid labels, for example:
h = { 'where is': 'pancakes house?', '$set': { a: 11 } }
But you still need the hashrocket if your keys are not symbols.
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How do I reverse an int array in Java?
...his wont work with primitive arrays... collections dosnt return a value so now you have a useless array as a list in memory
– NightSkyCode
Oct 23 '16 at 20:08
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How to find out which version of the .NET Framework an executable needs to run?
I've got an executable file, and I would like to know which versions of the .NET framework this file needs to be started.
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How to refer environment variable in POM.xml?
...ely describe your project so please use environment variables judiciously. If you make your builds dependent on your environment, they are harder to reproduce
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Where to define custom error types in Ruby and/or Rails?
...stom error types in a Ruby library (gem) or Ruby on Rails application? Specifically:
5 Answers
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How to get a Fragment to remove itself, i.e. its equivalent of finish()?
I'm converting an app to use fragments using the compatibility library.
Now currently I have a number of activities (A B C D) which chain onto one another, D has a button 'OK' which when pressed calls finish which then bubbles up through onActivityResult() to additionally destroy C and B.
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Using arrays or std::vectors in C++, what's the performance gap?
...e they suggest not to use C++ arrays on new projects anymore. As far as I know Stroustroup himself suggests not to use arrays. But are there significant performance differences?
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Difference between $.ajax() and $.get() and $.load()
What is the difference between $.ajax() and $.get() and $.load() ?
9 Answers
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C dynamically growing array
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I can use pointers, but I am a bit afraid of using them.
If you need a dynamic array, you can't escape pointers. Why are you afraid though? They won't bite (as long as you're careful, that is). There's no built-in dynamic array in C, you'll just have to write one yourself. In C++, ...