How to use the head and tail commands | Linux commands Part 5

#head #tail #bash #terminal #basic #command #linux In linux, getting a portion of a text from a Input file is Very common and to perform such operation we have two command i.e. head and tail command

As their name implies , head command is use to get the first part of the file , while the tail command is use to get the last part of the file

Intro-(0:00) explanation-(0:16) head-(1:10) tail-(5:05) endscreen-(10:55)

▶️head [first part] To get default output : head textfile to get first n specified line : head -n9 textfile [first 9 lines will be printed] to get all lines except last x lines : head -n-x [x can be any const. 1,2,3] to get first c specified character : head -c7 [print first 7 character] to get output from multiple files : head file file2 [will print fisrt default no. of lines from 1st file as well as 2nd file]

▶️tail [last [part]

To get default output : tail textfile to get last n specified line : tail -n9 textfile [last 9 lines will be printed] to get the lines starting from x till last : head -n+x [x can be any const. 1,2,3] to get last c specified character : head -c7 [print last 7 character] to get output from multiple files : tail file file2 [will print last default no. of lines from 1st file as well as 2nd file] to get output from files that are currently changing : tail -f filename

scripts used

1. to create a file of 100 lines consisting from 1 to 100 digits used in video : https://github.com/shazx06/youtube/blob/main/1stfile.md

2. to create a script to apped the content to the end of the file file used in the video :https://github.com/shazx06/youtube/blob/main/2ndfile.md

▶️Basic commands in Linux Part 1 : https://www.youtube.com/watch?v=K3qGtbyc0Ck ▶️Basic commands in Linux part 3 : https://www.youtube.com/watch?v=eq0o49qKhCg

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