Useful Links

Many of the resources on this page are taken from my personal bookmarks. Often, I had a specific need during a tutoring session, and bookmarked whatever resource made the most sense to me at the time. Since I rarely delete anything, I've amassed quite a collection of bookmarks over the years; this is but a small sample.

Linux Distributions

• Fedora Linux (Fedora Project Linux distribution that is the upstream source for Red Hat Enterprise Linux)
• Kali Linux (Linux distribution for penetration testing)
• Linux Mint (User friendly, lightweight Linux distribution)
• openSUSE
• Ubuntu (User friendly, popular Linux distribution)

Linux

• How to Create and Manage Cron Jobs (automating tasks)
• How to Set Password Policies
• DHCP configuration file explained (/etc/dhcp/dhcpd.conf)
• DHCP server installation and configuration
• Environment Variables
• File Permissions, chmod, and umask (Symbolic and Octal Notation)
• Man (Manual) Pages (Look up Linux Command Line Interface (CLI) Commands etc.)
• NTP server and client installation and configuration
• Shell Scripting: Multiple outputs on the same row
• Shell Scripting: "If" statements
• Shell Scripting: Prompt for User Input
• Vi Commands (Basic Commands for the Vi Text Editor)
• VIM Adventures (Learn VIM while playing a game)

Mac OS

• md5sum on Mac OS X
• Oracle VirtualBox: "Kernel Driver Not Installed (rc=-1908)" Error on Mac
• SHA1 in Mac OS X

Networking

• Internet Protocol (IPv4) Subnet Chart
• Supernetting / CIDR Chart
• VLSM Subnetting Explained with Examples
• Understanding Variable Length Subnet Masks (VLSM)

Programming

• Java Downloads (Java Development Kit (JDK))
• jGRASP (Integrated Development Environment (IDE) developed and maintained by Auburn University, particularly good for Java development)
• Learn Game Development with Unity
• Download Python
• School of Computing - Learning Python (MGA School of Computing Python textbook)
• Storing and Retrieving Images from SQL Server (C#)
• W3Schools (Online Web tutorials including many programming languages)

Web Development

• Basic HTML Codes for Beginners (Blog post quickstart guide to HTML. Not bad, but the author misses the required "lang" and "charset" attributes.)
• HTML Symbols, Entities and Codes
• Notepad++ (Powerful Text Editor for Microsoft Windows Platforms)
• Print Style Sheet (Tips, Tricks, and How-to)
• School of Computing - Learning HTML (MGA School of Computing HTML textbook)
• W3C HTML Validator
• W3C CSS Validator
• W3Schools HTML Tutorial (Also CSS, JavaScript, SQL, and Other Programming Languages)
• Web Development Tutorials : MGA (Internet Archive link - OLD, but still useful)

Windows

• Certutil in Windows (hashing files (md5sum, SHA1, etc.))
• Enable and Disable Ping in Windows 10 Firewall
• Enabling F8 for Windows Server Safe Mode
• List of Command Prompt Commands (for Windows Command Prompt (CMD))

Virtualization

• Enabling Virtualization in your PC BIOS
• Oracle VirtualBox (Virtualization Software)