Commands by hendry

Commands by hendry (12)

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List cloudfront distributions based on domain

Looking up the id of a CF domain can be painful. Not anymore with this tip. Show Sample Output
This is sample output - yours may be different.
```
E1T4WNRUO9W898 example.com
```
0

aws cloudfront list-distributions | jq -r '.DistributionList | .Items | .[] | .Id + " " + .Aliases.Items[]'

hendry · 2016-09-19 06:36:59 16
Password generator

https://xkcd.com/936/ introduced us to what actually is a good password. Here's such an implementation. Credit: quinq on #suckless Show Sample Output
This is sample output - yours may be different.
```
correct-horse-battery-staple
```
1

printf '%s-%s-%s-%s\n' $(grep -v "[A-Z]\|'" /usr/share/dict/british | shuf -n 4)

hendry · 2016-08-15 08:13:10 14
MP3 player

I tried a few curses based mp3 players for playing back choir practice songs for my wife. Unfortunately none of the ones I tried were capable of scrubbing a track. Firefox saves the day.
This is sample output - yours may be different.
2

find . -name '*.mp3' | sort | while read -r mp3; do echo -e "<h3>$mp3</h3>\n<audio controls src=\"$mp3\"></audio>"; done > index.html; python -m http.server

hendry · 2014-03-24 15:01:49 10
Amplify movie playback

If a movie is too hard to hear, try the above command to make it louder.
This is sample output - yours may be different.
0

mplayer -af volume=10.1:0 $movie

hendry · 2013-05-11 20:47:50 13
Debug how files are being accessed by a process

Instead of looking through `lsof` results, use inotifywait! Show Sample Output
This is sample output - yours may be different.
```
x220:/tmp/foo$ inotifywait -m -r .
Setting up watches.  Beware: since -r was given, this may take a while!
Watches established.
./ CREATE bar
./ OPEN bar
./ ATTRIB bar
./ CLOSE_WRITE,CLOSE bar
```
9

inotifywait -m -r .

hendry · 2013-05-09 16:14:25 7
View all images

So you are in directory with loads of pictures laying around and you need to quickly scan through them all
This is sample output - yours may be different.
2

find -iname '*.jpg' -print0 | xargs -0 feh -d

hendry · 2011-04-10 15:28:14 13
Get size of terminal

See the cols and lines and make sure the console it correctly configured for the screen size. Show Sample Output
This is sample output - yours may be different.
```
hendry@i7 ~$ resize
COLUMNS=208;
LINES=73;
export COLUMNS LINES;
```
6

resize

hendry · 2010-05-08 10:03:24 10

Merge tarballs

Requires the GNU tar ignore zeros option. http://www.gnu.org/software/tar/manual/html_section/Blocking.html Show Sample Output

cat 1.tar.gz 2.tar.gz > 3.tar.gz; tar zxvfi 3.tar.gz

hendry · 2010-05-05 14:27:47 131

Delete C style comments using vim
This is sample output - yours may be different.
3

vim suite.js -c '%s!/\*\_.\{-}\*/!!g'

hendry · 2010-03-19 10:41:08 71
Convert files from DOS line endings to UNIX line endings

The old dos2unix from sysutils has been deprecated on Debian systems to this tool.
This is sample output - yours may be different.
6

fromdos *

hendry · 2010-03-18 16:51:58 9
Encode a file to MPEG4 format

http://handbrake.fr/
This is sample output - yours may be different.
0

HandBrakeCLI -i video.avi -o video.mp4

hendry · 2010-03-17 21:06:01 4
Exclude .svn, .git and other VCS junk for a pristine tarball

~$ tar --version tar (GNU tar) 1.20
This is sample output - yours may be different.
29

tar --exclude-vcs -cf src.tar src/

hendry · 2010-01-20 10:16:17 21

What's this?

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Create a mirror of a local folder, on a remote server

Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)

Which processes are listening on a specific port (e.g. port 80)

swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

List recorded formular fields of Firefox

When you fill a formular with Firefox, you see things you entered in previous formulars with same field names. This command list everything Firefox has registered. Using a "delete from", you can remove anoying Google queries, for example ;-)

Short and elegant way to backup a single file before you change it.

Remember to backup everything before changing it so you can restore all to normal.

Play music from youtube without download

List the Sizes of Folders and Directories

Purge configuration files of removed packages on debian based systems

Purge all configuration files of removed packages

Advanced python tracing

Trace python statement execution and syscalls invoked during that simultaneously

Convert CSV to JSON

Replace 'csv_file.csv' with your filename.

List the binaries installed by a Debian package

GNU grep's perl-compatible regular expression(PCRE).

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