Jan 25 2017

Remove / Uninstall packages marked ‘rc’ on Debian / Ubuntu.

While checking the status of packages using dpkg, it is possible to see a ‘rc’ state for some unused packages, this corresponds to:
r: the package was marked for removal
c: the configuration files are currently present in the system

In other words: the package is not completely removed (config files are still present), but not installed anymore (and obviously not used).
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Nov 10 2016

Bash Completion in OsX.

The author cannot live without shell, neither without bash completion.

There is an official tap with completion scripts which can be installed for tools like docker.
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Feb 14 2016

ProFTPD killed with signal 15 on restart: QuickFix on Ubuntu.

If ProFTPD Project is running in StandAlone mode on Ubuntu Linux, the server could result completely stopped weekly.
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Sep 8 2015

Big partitions in Linux (> 2TB).

Manage partitions larger than 2 TeraBytes (for example in large storage arrays)  was something rare some years ago, now with the Mass-Storage-Devices capacity growing tendency it’s quite frequent to need to set-up a so large FileSystem.

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May 19 2015

IPTables Auto-Expiring Rules on Linux.

NetFilter IPTables Project Auto-Expiring Rules could be very interesting (for example) to ban IPs for a certain amount of time, and then have then automatically un-banned (by removing Filtering Rule).

IPTables do not provide an integrated solution for that, but a simple combination with the ‘at’ command can do the magic.
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