How do we delete all blank lines in a file?

Simple solution is by using grep (GNU or BSD) command as below.

1. Remove blank lines (not including lines with spaces). grep . file.txt.
2. Remove completely blank lines (including lines with spaces). grep “\S” file.txt.

How do you remove blank lines in VS code?

3 Answers

1. Press Ctrl + H (quick replace).
2. Click “Use Regular Expressions”.
3. In Find specify “^$\n”
4. Click “Replace All”. All Blank lines will be deleted.

How do I delete multiple blank lines in NotePad?

Edit > Line operations > Remove Empty Lines and NotePad++ removes ALL the empty lines in the entire document! unfortunately the menu edit > line operations > remove empty lines only handles the entire document.

How do you delete blank lines in an atom?

Delete Whitelines is an Atom package for removing empty lines. Just Select the text, use command palette (cmd + shift + P) > delete-whitelines:toggle or alt+shift+D (for MAC & windows) to remove empty lines within the selected text area.

Which command will delete all the blank lines in file old text?

The d command in sed can be used to delete the empty lines in a file.

How do I remove blank spaces in notepad?

The easy way would be select everything (Ctrl+A), go to Edit>Blank Operation>Trim Trailing Space. This should remove all the spaces in between. You could use a simple regular expression search and replace.

How do you delete blank lines in SQL Server?

The Delete Blank Lines menu appears in beside the File menu. Open/Select Query – Click “Delete Blank Lines”….You can do it using the regular expression in SSMS:

1. Ctrl-H to bring up the Find And Replace window.
2. Select USE -> Regular Expressions.
3. Put ^\n in the Find What.
4. Keep Replace With empty.
5. Click Replace (All)

Which command will delete all the blank lines?