Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. It only takes a minute to sign up.

Sign up to join this community

Anybody can ask a question

Anybody can answer

The best answers are voted up and rise to the top

Explore our Questions

more tags

Active 6 Bountied Hot Week Month

101

votes

13

answers

98k

views

Decoding URL encoding (percent encoding)

shell-script text-processing sed url

modified 5 hours ago slm♦ 287k

0

votes

3

answers

28

views

convert part of a line into hex

text-processing awk sed

answered 9 hours ago steeldriver 47.6k

0

votes

1

answer

63

views

Best way to substitute text

text-processing awk

modified 11 hours ago mr.spuratic 7,776

7

votes

7

answers

1k

views

Copy previous line to current line from text file

text-processing awk sed

modified 17 hours ago roaima 54.4k

0

votes

2

answers

33

views

Script to parse fields, changing format of the nth

text-processing awk

modified 18 hours ago AdminBee 2,367

43

votes

6

answers

50k

views

Replace environment variables in a file with their actual values?

shell-script text-processing scripting environment-variables

modified 20 hours ago AdminBee 2,367

0

votes

3

answers

1k

views

How to cut fasta sequence at specific numbers and generate ORFs

text-processing bioinformatics

modified yesterday Olda 1

2

votes

2

answers

57

views

I want to extract particular column from the file, column number is given in different file using shell scripting?

shell text-processing awk sed grep

modified yesterday Rakesh Sharma 66

20

votes

6

answers

3k

views

What is the quickest way of replacing 0 by 1 and vice-versa in a stream?

text-processing sed performance

modified yesterday Paulo Tomé 1,646

0

votes

1

answer

43

views

Getting folder names from text file

linux text-processing

modified 2 days ago Kusalananda♦ 184k

1

vote

2

answers

36

views

counting number of unique rows within 2 columns

text-processing command-line

modified 2 days ago muru 50.1k

78

votes

12

answers

209k

views

How to insert text before the first line of a file?

text-processing command-line sed

modified 2 days ago Paulo Tomé 1,646

0

votes

5

answers

39

views

Awk all lines above matched parameter

text-processing awk grep ksh aix

answered 2 days ago Praveen Kumar BS 2,590

1

vote

2

answers

3k

views

Comparing csv files to lookup column 1 then check values in column 2

shell-script text-processing columns file-comparison

modified Jan 21 at 9:00 Community♦ 1

Browse more Questions

Unix & Linux Stack Exchange works best with JavaScript enabled