3 Replace-Equivalent Commands on Linux
Here are several ways to do replacement on Linux:Output the replacing result to the same file by sed with option -i[oracle@test ~]$ sed -i 's/Ed… Read More »3 Replace-Equivalent Commands on Linux
sed
How to Remove First Few Characters on All Lines
If you'd like to remove the first few characters with fixed width on all lines, you can try the following methods. For example, we have… Read More »How to Remove First Few Characters on All Lines
How to Trim Both Ends of Lines
In this post, I plan to remove the leading and trailing white spaces or tab characters from the file. Let's see the original file.[root@localhost ~]$… Read More »How to Trim Both Ends of Lines
3 Ways to Remove Blank Lines on Linux
In this post, I will introduce 3 ways to remove blank lines in files. Let's see the original file in this example first.[root@localhost ~]$ cat… Read More »3 Ways to Remove Blank Lines on Linux