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Does ruby have real multithreading?
...operative" threading of ruby using green threads . How can I create real "OS-level" threads in my application in order to make use of multiple cpu cores for processing?
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How do I list one filename per output line in Linux?
... file per line and this was the top article. Can't believe how wordy the chosen answer is or that this answer has fewer votes than the one that pipes to cat. ls -1 ftw.
– crantok
May 21 '13 at 21:05
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What is getattr() exactly and how do I use it?
..., and the 2nd bullet mentions getattr with 3 parameters. Even if it was incosistent though, I would probably leave it, emphasis is more important.
– blue_note
Jul 2 at 17:12
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Split Java String by New Line
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Mac 9 uses \r. OSX 10 uses \n
– Raekye
May 6 '13 at 5:25
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How can I clear previous output in Terminal in Mac OS X?
...wer keyboards
To clear the terminal from within a shell script;
/usr/bin/osascript -e 'tell application "System Events" to tell process "Terminal" to keystroke "k" using command down'
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How do I build a graphical user interface in C++? [closed]
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Essentially, an operating system's windowing system exposes some API calls that you can perform to do jobs like create a window, or put a button on the window. Basically, you get a suite of header files and you can call functions in those imported libraries, just like you'd do wi...
Difference between File.separator and slash in paths
...I, however, because it's best to show people what will make sense in their OS, rather than what makes sense to Java.
Update: I have not been able, in five minutes of searching, to find the "you can always use a slash" behavior documented. Now, I'm sure I've seen it documented, but in the absense of...
Static linking vs dynamic linking
Are there any compelling performance reasons to choose static linking over dynamic linking or vice versa in certain situations? I've heard or read the following, but I don't know enough on the subject to vouch for its veracity.
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List all the modules that are part of a python package?
... love to have a definite answer before I roll out my own solution based on os.listdir().
5 Answers
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Clang optimization levels
On gcc, the manual explains what -O3 , -Os , etc. translate to in terms of specific optimisation arguments ( -funswitch-loops , -fcompare-elim , etc.)
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