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• Amazon web services (AWS)
  • Elastic Compute Cloud (EC2)
    • Connect to EC2 instance using SCP or FileZilla
    • Connect to EC2 instance using SSH and Ubuntu terminal
    • Import Key Pair
• Applications
  • AVG free antivirus installation from command line on Ubuntu
• Backup
  • Backup or clone USB key drive – encrypted
  • Compile rsync from source on Ubuntu
  • Déjà Dup – GUI backup tool default for Ubuntu
  • Download all installed packages on Ubuntu
  • Duplicati – backup to cloud (s) GUI
  • Insync – great GUI for using Google Drive
  • Rsync server to local using SSH and .pem key
• Basics
  • Command Line Interface (CLI) Linux beginners guide
  • Command Line Interface (CLI) Linux beginners guide – history special
  • Find a file or search for a file with certain name
  • Running multiple commands at once – command line
  • Sudo without password in Ubuntu
  • Write content of a file to multiple files using cat in bash
• Burning CD/DVD
  • Blanking CD / DVD from command line
• Data Compression
  • Create archive
  • Extract .tar.gz archive
  • Unrar all files from multiple subdirectories at once
• Drupal 7
  • Install and update Drupal themes and modules automatically without FTP
• Gnome
  • Change first day of week to Monday on Ubuntu GNOME calendar
  • Stop showing Dash home when using Alt + Tab
  • Ugly fonts
  • Unable to login to Ubuntu in GNOME / UNITY
• Graphics drivers
  • Install NVIDIA propertiary driver on Ubuntu 12.04 from NVIDIA.com
• Machine Related
  • HP 2710p
    • HP 2710p BIOS update without Windows installed
    • HP 2710p VirtualBox – running 64-bit machine as guest
  • HP EliteBook 8560w
    • Install Kingston KVR1333D3S9/4G RAM on HP EliteBook 8560w
    • Install SSD disk on HP 8560w – instructions
    • SSD disk Samsung SSD840 256GB 7mm Pro in HP EliteBook 8560w
  • SanDisk Extreme 64 USB 3 speed test benchmark and review
  • USB drive Spark 32GB write / read speed benchmark
• MySQL
  • Copy column from table to table in MySQl based on some id
• Network
  • Ubuntu and resolving hostnames on LAN
  • Wireshark install on Ubuntu – easy and fast
• other
• PHP
  • Installing PHP GeoIP on Ubuntu – only necessary steps
  • Send e-mail from PHP with SMTP, SSL, TLS support
• Printing and Scanning
  • Install Samsung Unified Linux Driver for printers and scanners
• Send bulk e-mail to mass recipient list
  • Sendy – a cheap and comfortable solution using PHP / AWS SES / MySQL
    • Sendy and Slovak language encoding problem after upgrade
    • Sendy installation on fresh LAMP server, error page
• Server administration
  • Apache
    • Enable SSH after fresh Apache2 or LAMP install
    • HTTPS / SSL certificate – install, upload, enable SSL module for Apache and how to test it
  • Authentication without password using OpenSSH Key, certificates .pem and .pub
  • Firewall
    • Enable firewall on server without SSH disconnect
  • Install LAMP with one command – Linux Apache MySQL PHP
  • Install Webmin on Ubuntu
  • List DNS records, nameservers of a domain from command line
  • Monitoring operating system
    • Uptime – shows average load and how long has the system been up
    • W – show how many users are logged on and how (local or remote) + system load
  • MySQL
    • How to tune up and optimize MySQL server performance
      • MySQL tunner
        • Update MySQLtuner to most recent version
      • Slow Query Log – log queries that take more then 10 seconds
    • Workbench update problem with error
• Setting up btrfs with two disks into raid1
• troubleshoot
  • Ubuntu does not start GUI or login loop
• Video
  • Cut few minutes out of video
  • Join multiple VOB files
• VirtualBox
  • Backup VirtualBox machine – the easy way
  • Install the most recent VirtualBox on Ubuntu
  • Remove Dash Home shortcut to make Alt + TAB and Windows Key button usable in VirtualBox
  • Shrink virtual hard drive on Ubuntu as Guest and Host OS using zerofree
  • Shrink virtual hard drive Ubuntu as Host OS and Windows 7 Guest OS