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- What is the difference between . . and source? [duplicate]
When the script is done, any changes that it made to the environment are discarded script The above sources the script It is as if the commands had been typed in directly Any environment changes are kept source script This also sources the script The source command is not required by POSIX and therefore is less portable than the shorter
- Source vs . why different behaviour? - Unix Linux Stack Exchange
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 the command line
- What is the difference between . and source in shells?
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 the same reason
- If bash lt;file gt; works, why is source lt;file gt; throwing an error?
However, when you source something, it is run in your current shell which, because it is interactive, has already loaded the aliases and therefore the fi alias is recognized and breaks the sourcing
- How can I source environment changes system-wide?
Similarly, source ing etc profile after a change will make those changes effective in your current session But suppose you need to change an environment variable that is defined in etc profile (or somewhere under etc profile d ) and want the change to be visible across all sessions of all users on the system immediately
- shell - What is the difference between sourcing (. or source) and . . .
What is the difference between sourcing (' ' or 'source') and executing a file in bash? Ask Question Asked 13 years, 4 months ago Modified 4 years, 9 months ago
- centos - How is a source RPM different from unpacking an RPM with . . .
I am attempting to understand the use of a srpm aka "source rpm" Red Hat Package Manager package From what I understand so far, a srpm is different from a standard rpm in that it provides the source code and is commonly used during development
- bash - Revert . or source - Unix Linux Stack Exchange
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 answer is to start fr
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