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Is there a way to change the environment variables of another process in Unix?
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On some systems gdb may give the following error: 'putenv' has unknown return type; cast the call to its declared return type; in those cases you should change putenv call to this: call (int) putenv ("env_var_name=env_var_value")
– Emir Uner
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How to force GitHub Pages build?
... in the tags (,) and that caused this issue.
You will not get relevant error messages if there are any issues in your .md file. I recommend you to check for the build status and compare the changes if you are facing the same issue.
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What are file descriptors, explained in simple terms?
... descriptors 0, 1, and 2 are standard input, standard output, and standard error for each running process. A successful initial call to open() will give you file descriptor 3, even if another running process happens to have a file descriptor 3. See the POSIX definition of open(): "The open() functio...
How do I get bash completion to work with aliases?
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Getting the encoding of a Postgres database
I have a database, and I need to know the default encoding for the database. I want to get it from the command line.
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Vagrant reverse port forwarding?
...22 -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o LogLevel=ERROR -o IdentitiesOnly=yes -i ~/.vagrant.d/insecure_private_key vagrant@127.0.0.1
SSH supports forwarding ports in the direction you want with the -R guestport:host:hostport option. So, if you wanted to connect to port 1234...
What is the difference between MOV and LEA?
...nfo.
– Peter Cordes
Apr 16 '18 at 3:05
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Highlight the difference between two strings in PHP
...ff matrix requires (m+1)*(n+1) elements. So you can run into out of memory errors if you try to diff long sequences. In this case diff larger chunks (eg. lines) first, then diff their contents in a second pass.
The algorithm can be improved if you trim the matching elements from the beginning and th...
ACE vs Boost vs POCO [closed]
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answered Jun 14 '09 at 7:05
Dani van der MeerDani van der Meer
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Docker - a way to give access to a host USB or serial device?
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There are a couple of options. You can use the --device flag that use can use to access USB dev...