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Multiple glibc libraries on a single host
Multiple glibc libraries on a single host
11 Answers
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What is a unix command for deleting the first N characters of a line?
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iammichaeliammichael
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Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
I first noticed in 2009 that GCC (at least on my projects and on my machines) have the tendency to generate noticeably faster code if I optimize for size ( -Os ) instead of speed ( -O2 or -O3 ), and I have been wondering ever since why.
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Installed Java 7 on Mac OS X but Terminal is still using version 6
...from oracle's website. But after installation, the terminal is still showing java version 6
27 Answers
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Peak memory usage of a linux/unix process
Is there a tool that will run a command-line and report the peak RAM usage total?
20 Answers
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Passing a URL with brackets to curl
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Never mind, I found it in the docs:
-g/--globoff
This option switches off the "URL globbing parser". When you set this option, you can
specify URLs that contain the letters {}[] without having them being interpreted by curl
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UnicodeDecodeError when redirecting to file
I run this snippet twice, in the Ubuntu terminal (encoding set to utf-8), once with ./test.py and then with ./test.py >out.txt :
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Nodejs cannot find installed module on Windows
I am learning nodejs at the moment on Windows. Several modules are installed globally with npm.cmd, and nodejs failed to find the installed modules. Take jade for example,
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How would Git handle a SHA-1 collision on a blob?
This probably never happened in the real-world yet, and may never happen, but let's consider this: say you have a git repository, make a commit, and get very very unlucky: one of the blobs ends up having the same SHA-1 as another that is already in your repository. Question is, how would Git handle ...
What are CFI directives in Gnu Assembler (GAS) used for?
There seem to be a .CFI directive after every line and also there are wide varities of these ex., .cfi_startproc , .cfi_endproc etc.. more here .
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