Using grep to find text strings is very useful. This may also be used to view extra text around the matches to get extra context. Use grep like this. grep -R -A 10 -B 10 ‘command arguments’ * 2>/dev/nullgrep -R -A 10 -B 10 ‘command arguments’ * 2>/dev/null This returns…
Read MoreSome very useful grep tips for a UNIX or Linux user This is a very useful example, this is how to stop grep finding letters before the start of the search term “file*[s-t]”. The \b operator is an end of word marker. ┌──[[email protected]]─[~] └──╼ ╼ $ grep -n "\bfile*[s-t]\b" /usr/share/dict/words…
Read MoreThis is an interesting bash scripting trick. This allows deleting the first 10 lines from a text file, but keeping the rest of the file instead of deleting it. X=10 file="file.txt" # read the file, line by line while read -r line; do # add current line to array #…
Read MoreThis is how to actually count the lines of code in your C project on Linux. Some people advocate using wc -l, but that would not suit our purposes. The cloc utility is able to do this and more. Firstly, install this utility. sudo apt install clocsudo apt install cloc…
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