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How to create multiple folders and subfolders in Bash?
As an example, I want to create a folder structure for a number of courses, GC01,GC02,GC03,GC04,GC05,GC06,GC16,GC18,GC99 and I want all of them to have the following subfolders inside readings,notes,past_exam_papers,slides. We can write a bash script that will do just that, first things first,let’s try it from terminal:
How to create a sequentially numbered file in Bash?
If you already have the counter value in an environment variable, you can use Bash arithmetic to generate the filename …. the $ ( ( ctr+=1 )) increments the value of ctr, and substitutes the value in the filename string. Thanks for contributing an answer to Unix & Linux Stack Exchange!
How to create multiple files with specific content?
If you want more useful examples, ask a more useful question… To create files with names a.txt and b.txt simple pass names to touch You can create a file using $ cat > a.txt. If you need to have a file with specific content, type $ echo content > filename. Instead of using filenames a..z i prefer using numbers.
How to create a file with the name A.TXT?
To create files with names a.txt and b.txt simple pass names to touch You can create a file using $ cat > a.txt. If you need to have a file with specific content, type $ echo content > filename. Instead of using filenames a..z i prefer using numbers.
How to access files / directories with spaces in the name?
\\ is called escape character, used to not expansion of space, so now bash read the space as part of file name. Now to rename files, it’s so easy to rename all files with spaces and replace space with underscore:
How to store a directory name in Bash?
I like to store various work variables in bash as I am working on something. This avoids having to type it up every time and also helps when you come back to work on it some time later (stick the assignment in a localprofile.sh file and source that later…). I’d like to store a directory name with spaces in it.
How to change bash file path to another directory?
I’m using Bash on macOS X and I’d like to create a simple executable script file that would change to another directory when it’s run. However, the path to that directory has spaces in it. How the heck do you do this?
How to execute Bash command in multiple directories?
In this tutorial, we explored different approaches to execute a Bash command in all sub-directories found in our local path’s tree, testing Bash built-ins and basic Linux tools. Comments are closed on this article!
How to execute script in a different directory?
When you see ./script being used it telling the shell that the script is located on the same directory you are executing it. To use full path you type sh /home/user/scripts/someScript. I get some help from this answer.
How to run find in multiple directories in Linux?
To prove this last point, let’s run find with the -exec option: The command successfully generated “test” files in each sub-directory. Before proceeding to the next step, let’s remove the test files we just created. We can use the same script already introduced in section 2.4 of the article Linux Commands – Delete Files Older Than X: