Unix tool tip @UnixToolTip

Tips on Unix utilities and related topics from @JohnDCook.

JohnDCook.com
Joined August 2011
  • Tweets 4,491
  • Following 18
  • Followers 86,063
90 Photos and videos
'The enjoyment of one's tools is an essential ingredient of successful work.' -- Donald E. Knuth
8
351
11
533
Change the third 'apple' in each record to 'orange': sed 's/apple/orange/3' somefile
0
7
0
34
ASCII art diagrams johndcook.com/blog/2016/06/1…

Emacs org-mode ASCII diagrams

How to use Emacs org-mode to create ASCII art diagrams using ditaa

johndcook.com
0
3
0
8
Cross-platform Rust rewrite of the GNU coreutils github.com/uutils/coreutils

GitHub - uutils/coreutils: Cross-platform Rust rewrite of the GNU coreutils

Cross-platform Rust rewrite of the GNU coreutils. Contribute to uutils/coreutils development by creating an account on GitHub.

github.com
0
10
1
30
Linux commands: a practical reference pixelbeat.org/cmdline.html
0
10
0
36
Data Science at the Command Line, 2e By @jeroenhjanssens datascienceatthecommandline.…

Welcome | Data Science at the Command Line, 2e

This thoroughly revised guide demonstrates how the flexibility of the command line can help you become a more efficient and productive data scientist. You’ll learn how to combine small yet powerful...

datascienceatthecommandline.com
0
16
1
47
Emacs Avy can do anything karthinks.com/software/avy-c…

Avy can do anything

.Filter { text-align: center; background: #bb90b7; padding-left: 2px; padding-right: 3px; border-radius: 4px; color: black; } .Select { text-align: center; background: #f0ad95; padding-left: 2px;...

karthinks.com
0
4
0
13
Sort a file numerically: sort -n
0
2
0
19
Sed: An Introduction and Tutorial by Bruce Barnett grymoire.com/Unix/Sed.html

The Grymoire's tutorial on SED

The Grymoire - Tutorial on the SED stream editor.

grymoire.com
0
13
0
37
Show tabs in a file: cat -T
1
5
0
29
Ultimate collection of Emacs resources: batsov.com/articles/2011/11/…

The Ultimate Collection of Emacs Resources

Prelude

batsov.com
2
5
0
23
"Unix tools are great for text munging, but that's not what my problem requires." "Maybe you should turn your problem into one that can be solved with text munging."
Emacs Rocks @EmacsRocks
20 Dec 2012
OH: "If you think paredit is not for you then you need to become the kind of person that paredit is for."
3
8
1
46
Unix tool tip retweeted
Emacs Rocks @EmacsRocks
20 Dec 2012
OH: "If you think paredit is not for you then you need to become the kind of person that paredit is for."
0
47
1
33
The awk variable NR contains the current record number.
0
4
0
28
In bash, !$ expands to last word of previous command.
2
6
1
48
Gnu sed allows addresses of the form start~step. For example, 1~2 matches odd-numbered lines.
0
1
0
24
“Bash Patterns I Use Weekly” will-keleher.com/posts/5-Use…

Bash Patterns I Use Weekly

5 bash tricks I find myself using often that I wish I'd discovered sooner

will-keleher.com
2
6
1
33
Useful Perl one-liners catonmat.net/download/perl1l… by @pkrumins
0
7
0
18
Where Vim Came From twobithistory.org/2018/08/05…

Where Vim Came From

Tracing the long lineage of software that brought us Vim.

twobithistory.org
2
26
3
56
Load more