A program (binary, or executable) is a file on disk somewhere, in a recognized format. Common formats include ELF on Linux, ...

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t pres… ...

Hi there,I have seeing some shell script examples that use (use, not declare!) variables like this:$ {VAR_1} while on other examples, it is like this:$VAR_1 ...

For example, a common issue with shell scripts is to forget to quote an environment variable that could hold a file name that contains spaces. For example, consider this really simple script: ...