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How to install Boost on Ubuntu
... >> $user_configFile
Find the maximum number of physical cores:
n=`cat /proc/cpuinfo | grep "cpu cores" | uniq | awk '{print $NF}'`
Install boost in parallel:
sudo ./b2 --with=all -j $n install
Assumes you have /usr/local/lib setup already. if not, you can add it to your LD LIBRARY PATH:...
Is multiplication and division using shift operators in C actually faster?
... to do its job. This is not the case. You actually get better code from gcc -O3 on x86 with return i*10 than from the shift version. As someone who looks at compiler output a lot (see many of my asm / optimization answers), I'm not suprised. There are times when it can help to hand-hold the compi...
How to resize an image to fit in the browser window?
...want to vertically center? Just add: margin: auto;
– cat
Apr 3 '19 at 18:48
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How does the compilation/linking process work?
...ompilation
Compilation refers to the processing of source code files (.c, .cc, or
.cpp) and the creation of an 'object' file. This step doesn't create
anything the user can actually run. Instead, the compiler merely
produces the machine language instructions that correspond to the
source code file t...
How to run test cases in a specified file?
My package test cases are scattered across multiple files, if I run go test <package_name> it runs all test cases in the package.
...
Remove element by id
... As usual it's safe to implement a polyfill.
– Super Cat
Aug 10 '16 at 21:31
...
How do I disable “missing docstring” warnings at a file-level in Pylint?
...aring from source code. Every component of a car does not have legal notifications attached. By all means create a file with your project's legal text in it. Don't put copies of that into every file.
– Jonathan Hartley
Jan 31 '12 at 15:16
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Retrieving the output of subprocess.call() [duplicate]
...tdout, and/or stdin parameters and read from the pipes by using the communicate() method:
from subprocess import Popen, PIPE
p = Popen(['program', 'arg1'], stdin=PIPE, stdout=PIPE, stderr=PIPE)
output, err = p.communicate(b"input data that is passed to subprocess' stdin")
rc = p.returncode
The r...
Plotting two variables as lines using ggplot2 on the same graph
...I started the reply there had been no answers. more than one way to skin a cat - as they say! ;-)
– Gavin Simpson
Sep 23 '10 at 16:33
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Root user/sudo equivalent in Cygwin?
...m the command line. Here's the change I needed to make your code work: cat << 'EOF' > ~/bin/sudo\n #!/usr/bin/bash\n cygstart --action=runas "$@"\n EOF (I can't figure out how to insert newlines in this comment, so I've added '\n's to the code) The rest from the PATH=... on...