Dec 16, 2016 · The Bash command cd - prints the previously used directory and changes to it. On the other hand, the Bash command cd ~- directly changes to the previously used directory, without echoing anyt...

whenever you run a script on your login shell, a new subprocess is spawned and the script execution is done in a subshell.Once the script completes, the subshell exits and you are returned to the login shell.Hence whenever you do a cd through a script,the directory is changed to the path specified by cd, but by the time script finishes you come ...

Nov 14, 2012 · With any POSIX implementation of cd, you can use the -P option to do this. $ help cd ... -P use the physical directory structure without following symbolic links ... You can see it in action here: $ mkdir foo $ ln -s foo bar $ cd -P bar $ pwd /tmp/tmp.WkupF2Ucuh/foo If you want this to be the default behaviour, you can either create an alias for cd, like so: alias cd='cd …

Jan 25, 2016 · The cd command in bash (somewhat indirectly, as described below) invokes the chdir() syscall, behavior of which is specified by POSIX. The cd shell comand itself also has a POSIX specification for its behavior, in perhaps more detail than is appropriate for an accessible/readable definition.

I'm writing a bash function to jump into my last editted folder. In my example, the last edited folder is titled 'daniel'. The bash function looks fine. >>:~$ echo $(ls -d -1dt -- */ | head...

The cd in your script technically worked as it changed the directory of the shell that ran the script, but that was a separate process forked from your interactive shell. A Posix-compatible way to solve this problem is to define a shell procedure rather than a shell-invoked command script. jhome () { cd /home/tree/projects/java }

How do I get the path of the directory in which a Bash script is located, inside that script? I want to use a Bash script as a launcher for another application. I want to change the working directo...

Nov 8, 2020 · I can navigate down in directory using cd in the terminal. How do I navigate back up if I go too far?

You can do this with a function: $ cdls() { cd "$@" && ls; } The && means ' cd to a directory, and if successful (e.g. the directory exists), run ls '. Using the && operator is better than using a semicolon ; operator in between the two commands, as with { cd "$@"; ls; }. This second command will run ls regardless if the cd worked or not. If …

Apr 23, 2015 · It isn't cd that behaving strangely,in fact nothing is. You haven't quoted the subshell so the shell you are in expands what is returned from it. So whatever you do in the subshell is irrelevant.