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OS X Bash, 'watch' command
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I believe watch only shows the first screenful of output. If you want to do something similar, change your_command to your_command 2>&1|head -10
– Mark Eirich
Nov 10 '13 at 15:36
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How does BLAS get such extreme performance?
...evel1 functions. However, you can boost the performance of this functions if you can provide a dedicated implementation that makes use of some multiprocessor architecture with shared memory.
Level 3 functions are operations like the matrix-matrix product. Again you could implement them in terms o...
How to “inverse match” with regex?
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Don't know which language it is written in, but worked like a charm in Sublime text to clean up my test data. Thanks!
– Matthias dirickx
May 4 '17 at 11:21
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Is gcc std::unordered_map implementation slow? If so - why?
...m to be pointing to "fixes" to max_load_factor handling, which led to the difference in performance.
– jxh
Jul 24 '12 at 18:21
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Why does sudo change the PATH?
...annoying function" prevents you from getting trojaned. I say forcing a specific $PATH is a feature, not a bug---it makes you write out the full path to a program that's outside the $PATH.
– Chris Jester-Young
May 18 '09 at 16:10
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Remove CSS class from element with JavaScript (no jQuery) [duplicate]
Could anyone let me know how to remove a class on an element using JavaScript only?
Please do not give me an answer with jQuery as I can't use it, and I don't know anything about it.
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Select unique or distinct values from a list in UNIX shell script
...only lines with no embedded spaces are handled correctly; to fix this, use IFS=$'\n' read -d '' -r -A u <file; print -l ${(u)u} instead.
– mklement0
Jan 18 '14 at 8:18
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How to get scrollbar position with Javascript?
...ody in most modern browsers - it's usually set on document.documentElement now. See bugs.chromium.org/p/chromium/issues/detail?id=157855 for Chrome's transition.
– fzzfzzfzz
May 3 '18 at 15:51
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What exactly does an #if 0 … #endif block do?
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Not only does it not get executed, it doesn't even get compiled.
#if is a preprocessor command, which gets evaluated before the actual compilation step. The code inside that block doesn't appear in the compiled binary.
It's often used for temporarily removing segments of code with the inte...
How do you know a variable type in java?
... would work if the types aren't primitives... If the type is int , how to know the type?
– Miguel Ribeiro
Apr 20 '10 at 11:32
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