Sometimes you may need to return value in shell script. Here are the steps for returning a value from called function shell script.
How to Return Value in Shell Script Function
Linux
How to Setup SSH Passwordless Login
By default, SSH login requires password authentication. Sometimes you want to login without SSH password. Here is how to setup SSH passwordless login.
How to Make POST Request with cURL
cURL is a useful utility to make requests and download files in Linux. Here is how to make POST request with cURL.
Bash Wait Command in Linux
Wait command allows you to make the Linux shell wait till a process is over. Here is how to use wait command in Linux.
How To Run Multiple cURL Requests in Parallel
cURL is a useful command to make requests. Sometimes you may need to run multiple cURL requests in parallel. Here is how to do it.
How to Rsync Files Between Two Servers
Sometimes you may need to synchronize files between two remote servers. Here is how to rsync files between servers.
How to Run Shell Script in Linux
Shell scripts are very useful in Linux. Here is how to run shell script in Linux. You can use it to run sh file in Ubuntu and execute unix command in shell script.
How to Rename Multiple Files in Linux
Sometimes you may need to change name of multiple files & folders in Linux. Here are the different ways to rename multiple files in Linux.
How to Extract .bz2 File in Linux
Bzip2 is a popular compression algorithm for tar command. Here is how to extract .bz2 file in Linux.
How to View Hidden Files in Linux
Sometimes you may need to show hidden files, list hidden files or display hidden files in Linux. Here are the different ways to view hidden files in Linux.