The Linux command paste is one of the powerful commands that can be used to “merge multiple files in to a single file” and also “collapse multiple lines in a single file to a new file”. Here are some basic examples of using the paste command. Paste command to merge multiple files into a single […]
How to join PDF files in Mac on Terminal?
In Mac, you can use Preview to join multiple pdf files into a single pdf file. A more convenient way is to join/merge multiple pdf files from command line on Terminal. More recent Mac OS X versions already have Python script to merge multiple pdf files into a single pdf file. Here is how to […]
10 Easy Bash Shell Aliases
Aliases are great way to simplify the terminal experience. Basically an alias is a command line shortcut that allows one personalize the way one interact with Linux commands. The basic idea is to come with a simple version of your favorite command and add it to .bashrc file so that you can reuse the simple […]
How to Fold a Long Single Line Text to Multiple Lines (in Python and Linux)?
You might want to convert a really long string in a single line into multiple lines with specified width. For example, if you have string like 12345678912345678912345678912345678912345678910 and want to split the long text to multi-line text, where each line is of length w, like w=9 123456789 123456789 123456789 123456789 123456789 10 In the above […]
11 Ways to Use find Command in Linux to Search Files/Directory
The find command is Linux is one of the most useful commands for searching files and directories. At first the find command syntax might look a bit daunting, but once we get a hang of it, the find command is a great asset. How to print all files and directories in current directory? find . […]