In order to change shell for a particular user of Unix/Linux system without editing /etc/passwd file manually just use command: chsh -s /path/to/shell username for example, to change shell to ‘sh’ from ‘bash’ for user ‘viper’, use command: chsh -s /bin/sh viper
I usually encrypt files with GPG with symmetric algorithms when I have to transmit files over insecure channel: for example I encrypt backup files stored at my USB stick and I’m sure that if it’s stolen or lost my files are in safety. Encryption without… Read More »Encryption files with GPG without user intervention (batch)
Question: I forgot root password for MySQL DBE. How to reset or recover it? PLEASE HELP! Answer: Below is simple algorithm to reset MySQL root password in Linux, FreeBSD, OpenBSD and other Unix like operating systems: 1. Stop MySQL server process by one of the… Read More »FAQ: Change forgotten or lost MySQL root password
Let’s assume we have two Linux running machines, one of them is ‘client’ and other is ‘server’. Task lies in allowing client to access server via ssh securely without a need to type password by hands. It’s usually useful to perform some operations that are… Read More »Secure shell (ssh) connection without password
By publishing this post I try to help people who want to get access to popular and simple database engine sqlite through perl script. I use sqlite to store e-mails statistics at small mail server in order to retrieve information about users’ mail activity like… Read More »Access to sqlite3 database through perl (script example)
M. Tim Jones, Consultant Engineer, Emulex Corp.: One of the greatest features of the Linux® operating system is its networking stack. It was initially a derivative of the BSD stack and is well organized with a clean set of interfaces. Its interfaces range from the… Read More »Linux networking stack understanding
Here is a list of iPod managing tools for Linux and Apple Mac. You can find detailed review of these tools here. AmarokBansheeFloolagtkpodRhythmboxSongbirdYamiPod
I think that the best open source off-line dictionary is Stardict. It’s absolutely free, it’s very user friendly and, of course, it supports a huge amount of dictionaries which allow to translate words and phrases into many directions. Few will deny that there is no… Read More »Lingvo dictionaries with Stardict
There are several methods to move running Linux to another hard drive at the same server. But I used Unix dump/restore utility to perform this… First of all it’s necessary to partition new hard drive in the same way as it’s done with old drive… Read More »Move linux to another hard drive (dump, restore, backup)
