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How to compare two strings in dot separated version format in Bash?
Is there any way to compare such strings on bash, e.g.: 2.4.5 and 2.8 and 2.4.5.1 ?
29 Answers
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How to calculate the time interval between two time strings
...(HH:MM:SS). I need the difference between the two times. I've been looking through documentation for Python and searching online and I would imagine it would have something to do with the datetime and/or time modules. I can't get it to work properly and keep finding only how to do this when a dat...
How to install Boost on Ubuntu
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You can use apt-get command (requires sudo)
sudo apt-get install libboost-all-dev
Or you can call
aptitude search boost
find packages you need and install them using the apt-get command.
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Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
I was doing attempting to do some updates to openssl using homebrew and I somehow managed to break everything. I can't do anything now, this is what I get when I try to do bundle install:
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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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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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Convert php array to Javascript
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Spudley's answer is fine.
Security Notice: The following should not be necessary any longer for you
If you don't have PHP 5.2 you can use something like this:
function js_str($s)
{
return '"' . addcslashes($s, "\0..\37\"\\") . '"';
}
function js_array($array)
{
$temp ...
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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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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