Portable shell scripting

This post collects some materials on writing portable shell scripts.

• Portability talk
• Portable Shell Programming
• Shell Command Language
• Common shell script mistakes
• What to watch out for when writing portable shell scripts
• Bash Pitfalls
• Writing robust Bash shell scripts

Rename multiple files in Bash

Here’s a quick tip for renaming multiple files with the same name <name> but different extensions <ext>. You want to retain the extensions and only change <name> to <new-name>.

for i in `ls`; do
    mv -fv "$i" `ls "$i" | sed 's/././'`
done