How to add Public Key Authentication for Ubuntu 16.04 server

For better security we should use public key authentication on the server. Here is steps how to do it. 1. Generate SSH key pair on your local computer. Skip if you already have ssh key pair in your local computer


Hit ENTER and enter passphrase for your Read more…

How to fix “Invalid command ‘Header’, perhaps misspelled or defined by a module not included in the server configuration” for apache2 in Ubuntu

If you got:

message in error log of your apache2 web server under Ubuntu you need to do next: Run this command in terminal with sudo

Restart Apache2: Also run with sudo

Linux Ubuntu 10.04 driver for my Canon IP3600 IJ printer

Let me tell you how i installed Canon Pixma IP3600 printer driver in Ubuntu 10.04 Lucid Lynx and made it works.

Yesterday, i needed to install driver for my IJ printer. I tried to found it in Ubuntu software center, but it was unsuccess.

Next i downloaded the driver from official web site: Debian Linux Printer Driver .In this .tar archive i was found three files:

  • cnijfilter-common_3.00-1_i386.deb – common .deb file. Needs to  … i think … to all Canon printers.
  • cnijfilter-ip3600series_3.00-1_i386.deb – driver for printer with PPD file.
  • cnijfilter-common-3.00-1.tar.gz – source

I tried to install this .deb packages, but it was unsuccess. I’ve got an error depended with libcupsys2 library (in new release this library replaced by libcups2). I changed library libcupsys2 to  libcups2 in packages then rebuild it and install in my OS (Ubuntu 10.04) succesful. I show you how i did this. (more…)