source is a shell keyword that is supposed to be used like this: source file where file contains valid shell commands. These shell commands will be executed in the current shell as if typed from …

2 source is there for readability and self-documentation, . exists because it is quick to type. The commands are identical. Perl has long and short versions of many of its control variables for …

Jul 30, 2020 · I've read that BASH_SOURCE should be populated with the name of the executing script (and it works!). But why does BASH_SOURCE hold the name of the executing script, …

Aug 28, 2014 · I.e., unpack the source package from your distribution, replace the source with the upstream version, check if any of the distribution's patches or configuration tweaks still apply, …

Dec 20, 2024 · Based on your solving attempt log the reason can be in version of VS code Jupyter extension that periodically breaks this feature. E.g. for me 2025.5.2025051601 kernels …

A dangerous one-liner that doesn't require source: export $(xargs <file) It can't handle comments, frequently used in environment files It can't handle values with whitespace, like in the question …

Jul 5, 2016 · And most allow multiple sources before the final target if it makes sense to do so. That includes scp. Some commands (like the GNU versions of cp and mv) have an option (e.g. …

Nov 7, 2017 · I accidentally sourced the wrong environment from a script. Is there any way to 'unsource' it or in other words to revert it and restore the previous environment? The obvious …

Jul 28, 2019 · You could source the new file, which would work for some changes, possibly including updating the PATH variable (depending on other lines). However, sourcing it would …

:) Building from source sometimes means the difference between fixing a nasty bug and just suffering until the next software release. It's really not that bad, and as many here have …