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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
How to determine where an environment variable came from? You'll need to complete a few actions and gain 15 reputation points before being able to upvote Upvoting indicates when questions and answers are useful What's reputation and how do I get it? Instead, you can save this post to reference later
PS4: debug bash script with $LINENO: execute vs source 0 When you source a script, it acts as though the contents of the script are being entered by hand on the command line Subsequent source ing of the script would give higher "line numbers" as that metric effectively becomes an indicator for the number of commands executed in that shell session
bash: ‘export: command not found - Unix Linux Stack Exchange There is a mistake every time a new terminal is opened, error: "bash: ‘export: command not found" I only copy export all_proxy="" and export ALL_PROXY="" to terminal,then when I open a new termi
How can I update to a newer version of Git using apt-get? I know I can install from source to get the newest version, but I thought that it was a good idea to use the package manager as much as possible to keep everything standardized So is it possible to use apt-get to get a newer version of git, and what is the right way to do it?
How to correctly add a path to PATH? - Unix Linux Stack Exchange I'm wondering where a new path has to be added to the PATH environment variable I know this can be accomplished by editing bashrc (for example), but it's not clear how to do this This way: exp
sudo as another user with their environment You'll need to complete a few actions and gain 15 reputation points before being able to upvote Upvoting indicates when questions and answers are useful What's reputation and how do I get it? Instead, you can save this post to reference later
Ubuntu | No WiFi Adapter found - Unix Linux Stack Exchange run (sudo apt-get install --reinstall bcmwl-kernel-source) -- reboot Context: The drivers are proprietary components of BroadComm Ubuntu (a non proprietary) will not be able to install the packages due to authentication failure even though they are downloaded Hence the separate steps are to be followed to get wifi enabled