Add white space to next line only after specific pattern
1768
Replace a word after a significant line and white spaces (inline) using sed?
41439
How to add vertical space after \hline without breaking vertical lines in a table
72284
How to strip a listing of all (line and block) comments without leaving white space?
6214
How can I do a line break (line continuation)?
120659
How to remove white space before reference?
34295
How do I insert a space every four characters in a long line?
19770
How do I trim leading/trailing whitespace in a standard way?
65417
How to get all lines between first and last occurrences of patterns?
16874
Limit grep context to N characters on line
47615
Awk: if pattern not found add some text at the end of file
129779
How to insert multiple blank lines after every line
92508
How to remove all white space from the beginning or end of a string?
71652
search and replace 1 or more spaces after a period of a files to 2 spaces
84176
How to remove all white spaces just between brackets [] using Unix tools?
73908
How can I "merge" patterns in a single line?
49190
Remove line of exactly n characters
39116
sed : Ignore line starting whitespace for match