Posts Tagged ‘linux’

Linux server – Change default timezone

Monday, August 6, 2012 12:45 No Comments

Changing the timezone on a Ubuntu/Debian server can be done using the following command: su dpkg-reconfigure tzdata

This was posted under category: Operating Systems, Unix/Linux Tags: , , , , , ,

VirtualBox – Disable Date and Time synchronization for a VirtualBox Guest system

Thursday, April 26, 2012 16:24 No Comments

The following command will disable the date/time synchronization for a Guest operating system. Assuming the host is running Windows OS. Open the command prompt. (Run -> cmd) Enter command: C:\Users\User>”c:\Program Files\Oracle\VirtualBox\VBoxManage.exe” setextradata ENTER_MACHINE_NAME_HERE “VBoxInternal/Devices/VMMDev/0/Config/GetHostTimeDisabled” “1″ * Replace ENTER_MACHINE_NAME_HERE with Guest system name * This command will add an extra line to the “C:\Users\User\VirtualBox VMs\MACHINE_NAME\MACHINE_NAME.vbox” file. [...]

This was posted under category: Operating Systems, Unix/Linux, Windows Tags: , , , , , , ,

Linux Ubuntu – User not in the sudoers file

Friday, March 23, 2012 10:51 No Comments

If your user is not in the sudoers file you won’t be able to do any root tasks. To fix this: 1. Boot into the recovery mode and load the root console. (Hold left shift on boot to show the Grub loader) 2. To make the file system writable execute: mount -o remount,rw / 3. [...]

This was posted under category: Unix/Linux Tags: , , , , ,

Upload/Download files with SFTP

Tuesday, February 1, 2011 21:01 No Comments

Uploading/Downloading files through your *nix console. Connection: $ sftp user@domain.com Available commands: ls list files pwd show which directory you are in on the server side lpwd show which directory you are in on the client side cd DIRECTORY change current location to DIRECTORY on the server side lcd DIRECTORY change current location to DIRECTORY [...]

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Linux/Unix File & Folder Permissions

Tuesday, December 2, 2008 18:04 No Comments

File and Folder permissions on *unix like systems.

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Vi editor – Commands

Sunday, November 23, 2008 8:15 No Comments

Vi is a Unix/Linux terminal based text editor. Despite its overhelming features it is still popular among Unix administrators. I’ll mention some of the most used commands.

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