Remove Empty Lines
Remove empty lines from a file using sed sed '/^$/d' file.txt Original Article
View ArticleGraphical representation of sub-directories
This command shows a graphical representation of the current sub-directories. ls -R | grep ":$" | sed -e 's/:$//' -e 's/[^-][^\/]*\//--/g' -e 's/^/ /' -e 's/-/|/'mand Original Article
View ArticleRemove Empty Lines and Comments
Remove comments and blank lines from example.pl sed '/ *#/d; /^$/d' example.pl
View ArticleFish Shell Command History Meme
Use this command if you want to know your command usage stats in the fish shell. grep -v "^\#" ".config/fish/fish_history"|awk '{print $1}'|sort|uniq -c|sort -rn|head -n10
View ArticleRemove Empty Characters at End of Lines
Remove empty characters at the end of each row sed -e 's/ *$//' file.txt
View ArticleSed Regular Expression Range
Print the contents of a file from a given regular expression to another sed -n '/start/,/end/ p' file This will print the contents of the ‘file’ from the line that matches /start/ until the line that...
View ArticleDelete Leading Whitespace Using Sed
Delete leading whitespace (spaces/tabs/etc) from beginning of each line. Same as yesterday’s command – but using sed cat file.txt | sed -e 's,^ *,,' Credit: Vivin
View ArticleAdd Line Numbers
Use this command to add line numbers to a text file… sed = filename.txt | sed 'N;s/\n/\t/' > filename_number.txt
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