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New posts in shell

How to ssh to vagrant without actually running "vagrant ssh"?

shell command-line ssh vagrant

How do I use Ruby for shell scripting?

ruby shell scripting

Rename all files in directory from $filename_h to $filename_half?

bash shell

Case insensitive comparison of strings in shell script

string shell compare case-insensitive

What is the difference between ${var}, "$var", and "${var}" in the Bash shell?

bash shell variables syntax

How to merge 2 JSON objects from 2 files using jq?

json shell command-line jq

Rename Files and Directories (Add Prefix)

linux perl shell

How to delete duplicate lines in a file without sorting it in Unix

unix shell scripting sed awk

Executing Shell Scripts from the OS X Dock?

macos shell dock

How to process each output line in a loop?

bash shell grep

How can I delete a newline if it is the last character in a file?

linux perl shell awk sed

Checking for the correct number of arguments

shell scripting

How can I execute PHP code from the command line?

php linux function shell command-line

Print a file's last modified date in Bash

bash shell file date unix

List files with certain extensions with ls and grep

bash shell macos grep

Is there a Unix utility to prepend timestamps to stdin?

unix shell awk

Design patterns or best practices for shell scripts [closed]

design-patterns bash shell

How to go to each directory and execute a command?

bash shell unix find

Command substitution: backticks or dollar sign / paren enclosed? [duplicate]

bash shell command substitution

Why is $$ returning the same id as the parent process?

bash shell pid subshell
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