Knowledge is power
If you’ve changed network configuration file /etc/network/interfaces for example you probably whish to apply changes. You can do it by two commands that I will write about in this article. Say for example that you’ve changed network configuration and need to apply these changes. Ofcourse you could restart your computer but it’s much easier to … Read more
After a power surge, your linux server could be rendered un-bootable because of a corrupt file-system journal. If you are lucky and there are no physical errors, then the following could get your computer back to life. 1. Boot the linux box using live-cd (any bootable installer for server computers). 2. Choose “rescue a broken … Read more
Have you ever tried to type “mail” at comment prompt? Command line tool mail uses for reading system mail messages on your system. However if your system is running as a webserver than user account www-data probably has got many messages. If you want to remove all of the mails for user www-data just go … Read more
To copy files from a remote location to another remote location you can use a command line utillity scp. Example: scp -r local_folder/ remote_user@www.remotehost.tld:/home/username/backup_folder/ If you want to copy all files in local_folder directory just add a jokder (*) like this: scp -r local_folder/* remote_user@www.remotehost.tld:/home/username/backup_folder/
At your command prompt just type: Code: dpkg-reconfigure tzdata
When you login into your ubuntu server and a message appears that you have mail than you’ve got a system mail. To read system mail you need to install a command based mail client. I suggest you to install a tiny mail client called mail which is part of mailutils. Install mailutils by typing: sudo … Read more
If you’re getting the error message that says that the signature couldn’t be verified because the public key is not available after running sudo apt-get update in ubuntu 10.04 and 10.10 then read more and I will guide you how to solve this problem. The error message probably looks like below: W: A error occurred during the … Read more
Google anounced last week release of mod_pagespeed. Pagespeed is an apache module that helps you optimize server side page speed. It will compress and combine your CSS and JavaScript files, optimize caching settings, remove comments and whitespace from your files, optimize images, etc. The good news is that you can install mod_pagespeed as a package … Read more
I have not managed yet how to auto login into my samba share from windows. Even if you tell Windows to autologin the next time you restart your computer you have to manually type the password for your network share. However I came up with an ugly solutions and that is to create a batch … Read more
Usually mysql data directory resides in the /var/lib/mysql/By mysql data means all the databases that are created on your mysql server are stored in that directory. The fastest way to check where your mysql data directory resides is to look inside your my.cnf file. cat /etc/mysql/my.cnf | grep datadir As I mentioned the default directory … Read more