I have large text file (1.5 G), I want to know what the fastest and more reliable tool in linux is. I usualy use: awk '!x[$0]++' file.txt But when I use htop command I see my memory usage is ...
I find myself in dire need of some sed magic (I really need to sit myself down and learn this). I have a file with lots of lines. After reviewing it, I've marked some lines by adding a star (*) to ...
I need to sort a file based on the number of chars in the first column. I have no idea on how to go about this. (On Linux, so sed/awk/sort is available). An example: .abs is bla bla 12 .abc is bla ...
I have an 11gb wordlist file which is already sorted as each word is on its own line. I need to remove duplicates and lines starting from 077. I guess I need to run sed and sort -u together but I ...
This is the data what I want to sort. But sort treats the numeric to string, the data it no sorted as I expected. /home/files/profile1 /home/files/profile10 /home/files/profile11 ...
I'm aware that I can somehow sort this output numerically (so cpu1/ follows cpu0/) ... I could probably get something to work eventually by splitting up the string various ways with awk, but is there ...
Based from this question, The HTML files date format has been changed. All of the HTML files have the date such like below: 20110730dateishere dateishere is intentionally added by me in the files, ...