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How to detect if my shell script is running through a pipe?
How do I detect from within a shell script if its standard output is being sent to a terminal or if it's piped to another process?
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PowerShell script to return versions of .NET Framework on a machine?
What would a PowerShell script be to return versions of the .NET Framework on a machine?
16 Answers
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Why is #!/usr/bin/env bash superior to #!/bin/bash?
...putting it directly in your shebang—but I'd recommend against it because scripts and programs all have lives beyond what we initially believe they will have.
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How can I automatically deploy my app after a git push ( GitHub and node.js)?
...yload->ref === 'refs/heads/master')
{
// path to your site deployment script
exec('./build.sh');
}
In the build.sh you will need to put usual commands to retrieve your site from github
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setting an environment variable in virtualenv
...hooks (preactivate, postactivate, predeactivate, postdeactivate) using the scripts with the same names in $VIRTUAL_ENV/bin/. You need the postactivate hook.
$ workon myvenv
$ cat $VIRTUAL_ENV/bin/postactivate
#!/bin/bash
# This hook is run after this virtualenv is activated.
export DJANGO_DEBUG=Tru...
How to avoid .pyc files?
...Rather adding this in the Parent Module, try adding this in the referenced Script. This works cool. Thanks to @te wilson
– Sathy
Jun 3 '13 at 8:14
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Remove the last line from a file in Bash
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Here is a simple bash script that automates it in case you have multiple files with different number of lines at the bottom to delete: cat TAILfixer FILE=$1; TAIL=$2; head -n -${TAIL} ${FILE} > temp ; mv temp ${FILE} Run it for deleting 4 lines...
Is there a shortcut to make a block comment in Xcode?
...rked for me on Xcode 7 and 8, so I:
Created Automator service using AppleScript
Make sure "Output replaces selected text" is checked
Enter the following code:
on run {input, parameters}
return "/*\n" & (input as string) & "*/"
end run
Now you can access that service through Xcode - ...
Making HTTP Requests using Chrome Developer tools
.... I came here to know if I could request from browser. USing browser's javascript. It allows me reproduce CORS issues, what a curl from my terminal should not enlight me.
– Garry Dias
Apr 13 at 2:57
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How to determine if a process runs inside lxc/Docker?
Is there any way to determine if a process (script) runs inside an lxc container (~ Docker runtime)? I know that some programs are able to detect whether they run inside a virtual machine, is something similar available for lxc/docker?
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