Category: Computer science areas
PHP in 2026: The Complete PHP 8.5 Guide to Modern Web Development
Learn PHP 8.5 from scratch: syntax, databases, Composer, PSR, Laravel, Symfony, modern runtimes, APIs, security, performance, deployment, and how PHP compares with other backend languages.
How to Install VirtualBox Guest Additions 7.2.20 on Linux
Step-by-step guide to installing VirtualBox Guest Additions 7.2.20 on Linux: kernel headers, modules, Secure Boot, shared folders, troubleshooting, and verification.
Kali Linux 2026: What It Is, What It Is Used For, and How to Learn
An introduction to Kali Linux 2026.2: authorized security testing, rolling updates, APT changes, virtual machines, tools, and a practical learning roadmap.
Software Test Automation Tools: How to Choose the Right Framework
A practical guide to software test automation: unit, integration, API, contracts, Selenium, Playwright, Cypress, Appium, k6, CI pipelines, and reliable tests.
Computer networking from scratch: roadmap for future sysadmins
A complete networking roadmap for future sysadmins: Ethernet, IPv4/IPv6, subnetting, VLANs, routing, DNS, DHCP, Linux, firewalls, VPNs, troubleshooting, virtualization, and automation.
The United Airlines reservation system designed by Evelyn Berezin
History and architecture of Evelyn Berezin’s United Airlines reservation system, distinguishing it from the earlier UNISEL and explaining its high availability.
Evelyn Berezin: from United Airlines reservations to the Data Secretary
Biography of Evelyn Berezin: systems designer behind an early United Airlines reservation system and founder of Redactron, maker of the Data Secretary.
How to install WordPress on Ubuntu 24.04 LTS with Apache, MySQL, PHP 8.3 and Let’s Encrypt
Step-by-step guide to installing WordPress on Ubuntu Server 24.04 LTS with Apache, MySQL 8.0, PHP 8.3, and Let’s Encrypt HTTPS using Certbot.
What is Delphi? Object Pascal, VCL, FireMonkey, and why it still matters
What Delphi is in 2026: Object Pascal, VCL and FireMonkey, supported platforms, Community Edition, commercial editions, strengths, limitations, and its evolution to Delphi 13.2 Florence.
Web browsers: history, how they work, engines, and major options
What a web browser is, how it works, its history, Blink, Gecko and WebKit engines, security, privacy, and the most-used browsers in 2026.