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In CMake, how can I test if the compiler is Clang?
We have a set of cross-platform CMake build scripts , and we support building with Visual C++ and GCC .
5 Answers
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How to free memory in Java?
... use a block for the first half of code (the later is more useful for test scripts)
– Peter Lawrey
Jul 13 '10 at 19:54
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Read a variable in bash with a default value
I need to read a value from the terminal in a bash script. I would like to be able to provide a default value that the user can change.
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How do I set the proxy to be used by the JVM
...hen starting your JVM on the command line.
This is usually done in a shell script (in Unix) or bat file (in Windows). Here's the example with the Unix shell script:
JAVA_FLAGS=-Dhttp.proxyHost=10.0.0.100 -Dhttp.proxyPort=8800
java ${JAVA_FLAGS} ...
When using containers such as JBoss or WebLogic,...
How do I list one filename per output line in Linux?
...gned for human consumption, and you should not parse its output.
In shell scripts, there are a few cases where parsing the output of ls does work is the simplest way of achieving the desired effect. Since ls might mangle non-ASCII and control characters in file names, these cases are a subset of th...
can't push to branch after rebase
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ha yeah, I used it in an automated script tho
– user5047085
Oct 9 '18 at 20:42
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Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
...will remain as underscore and create nasty bugs. If anyone has an updated script for Rails 5, it would be much appreciated.
– Kelsey Hannan
Jan 11 '18 at 3:13
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Stop pip from failing on single package when installing with requirements.txt
... of the Recommends section of a debian package.
I use the following shell script (requires sed) to install optional dependencies:
#!/bin/sh
while read dependency; do
dependency_stripped="$(echo "${dependency}" | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')"
# Skip comments
if [[...
virtualenv --no-site-packages and pip still finding global packages?
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A similar problem can occur on Windows if you call scripts directly as script.py which then uses the Windows default opener and opens Python outside the virtual environment. Calling it with python script.py will use Python with the virtual environment.
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How to Free Inode Usage?
...ay, if you're looking for the directories that contain lots of files, this script may help:
#!/bin/bash
# count_em - count files in all subdirectories under current directory.
echo 'echo $(ls -a "$1" | wc -l) $1' >/tmp/count_em_$$
chmod 700 /tmp/count_em_$$
find . -mount -type d -print0 | xargs ...