Commands tagged flush sorted by votes

Commands tagged flush (4)

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Empty Bind9 cache

Occasionally, to force zone updating, cache flush is necessary. The use of this command is better than restart the Bind9 process.
This is sample output - yours may be different.
2

rndc flush

ironmarc · 2011-10-21 14:27:05 0
clear MyDNS-ng cache

Occasionally, to force zone updating, cache flush is necessary. This command is better than restart the mydns daemon.
This is sample output - yours may be different.
1

kill -SIGHUP `cat /var/run/mydns.pid`

ironmarc · 2011-10-21 14:29:24 0
flush stdin in bash
This is sample output - yours may be different.
0

read -t 0.1 -N 255

maurol · 2011-05-19 19:48:42 0
flush stdin in bash

Type the ^D by first typing a ^V. This makes the line delimiter be EOF, which makes read read everything up to EOF then exit.
This is sample output - yours may be different.
0

read -d ^D

cantorman · 2016-11-02 22:44:31 0

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Use a var with more text only if it exists

See "Parameter Expansion" in the bash manpage. They refer to this as "Use Alternate Value", but we're including the var in the at alternative.

Count Files in a Directory with Wildcards.

Remove the '-maxdepth 1' option if you want to count in directories as well

Convert any sequence of spaces/tabs to single space/tab

Remove empty lines additionally: $ tr -s ' \t\n' 2.txt identical with: $ tr -s '[:space:]' 2.txt To "clean perfectly" a text or code file, You can combine this command with another one: $ while read l; do echo -e "$l"; done 2.txt (= remove all leading and trailing spaces or tabs from all lines of a text file)

find the longest command in your history

open a screenshot of a remote desktop via ssh

standard image viewers do not seem to be able to open a FIFO file. xloadimage was the first one i've stumbled upon that can handle this.

Check variable has been set

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"

Google Translate

allow multiword translations

Find usb device

I often use it to find recently added ou removed device, or using find in /dev, or anything similar. Just run the command, plug the device, and wait to see him and only him

Rename duplicates from MusicBrainz Picard

Renames duplicates from MusicBrainz Picard, so you get the latest copy and not a bunch of duplicates.

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Commands tagged flush (4)

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