Answer by mchid for How do I remove blank lines from files?
Sometimes the other commands will fail to remove blank lines if the lines contain a blank space. The following will remove all blank lines including lines that contain only blank spaces.grep -v...
View ArticleAnswer by Jaydin for How do I remove blank lines from files?
You can do this in the default Ubuntu Text Editor (gedit) by:Press Ctrl+H to open Find and ReplaceIn the 'Find' box, enter \n\n which signifies two new lines without text in-between them.In the...
View ArticleAnswer by Zombo for How do I remove blank lines from files?
You can use Vim in Ex mode:ex -sc v/./d -cx hosts/./ find non blank linesv invert selectiond deletex save and close
View ArticleAnswer by terdon for How do I remove blank lines from files?
Many ways:Use sed and edit the file in place. sudo sed -i -rn '/\S/p' /etc/hostsSame, but with Perl:sudo perl -i -ne 'print if /\S/' /etc/hostsNewer versions of GNU awk, in place again:sudo awk -i...
View ArticleAnswer by Maythux for How do I remove blank lines from files?
Using sedType the following command:sed '/^$/d' input.txt > output.txtUsing grepType the following command:grep -v '^$' input.txt > output.txt
View ArticleHow do I remove blank lines from files?
I have a file (hosts) with some lines without content, how do I remove that lines without content?
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