Commands by john255 (0)

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Testing php configuration

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

du disk top 10
fancy command line ncdu clone

Check a server is up. If it isn't mail me.
Joker wants an email if the Brand X server is down. Set a cron job for every 5 mins with this line and he gets an email when/if a ping takes longer than 3 seconds.

Get technical and tag information about a video or audio file
MediaInfo supplies technical and tag information about a video or audio file. (sudo apt install mediainfo)

Burn an ISO on commandline with wodim instead cdrecord

check open ports without netstat or lsof

Netcat Relay
This is an example of using 3 hosts, in a netcat relay. first host connects to middle host 1 -> 2 Second hosts redirects to target host 1 -> 2 -> 3 I hope this makes sense.

Erase to factory a pendrive, disk or memory card, and watch the progress

Move files around local filesystem with tar without wasting space using an intermediate tarball.

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