How I prepared for the GitHub Copilot GH-300 exam: 5 steps
How I prepared for the GitHub Copilot GH-300 exam: my 5 practical steps using official public documentation, a personal exam simulator and more.
Daniel Angelov
About the author: Senior Automation QA Engineer with over 10 years of experience. A certified SEO and digital marketing specialist with extensive experience in building and optimizing WordPress sites, as well as copywriting. Author and owner of Optibg.com. Interests: Python, Selenium, Playwright, WebdriverIO, Appium, REST API Testing, JavaScript, open-source software, marketing, Photoshop, and more. Enjoys: reading books, computer games, and fishing. For more information, visit the "About the Blog" page and view his portfolio.
What is GEO? 12 points to optimize your content for it
What is GEO and how do you optimize for it? A practical 12-point checklist that makes your content quotable and visible in AI-generated answers.
What are PageSpeed Insights and why are they important for SEO & GEO?
PageSpeed Insights - what are they and why they are important for SEO & GEO? This post explains the tool, its Core Web Vitals and how page speed affects both search rankings and AI-driven discovery.
Playwright CLI vs MCP - what to choose for your agent
Playwright CLI or Playwright MCP? Your coding agent needs one of these or both of them! When, which and how to use them - let's discover together!
WordPress vs Astro - which one to pick for your blog
WordPress vs Astro - this is the real question nowadays! Find out which of these is the most proper tool for your next website. Understand their strengths and weaknesses and what type of sites both can create
Using WordPress on localhost with a local SSL domain with XAMPP
Testing WordPress with a local SSL domain has several benefits. Most important one is that you will actually know exactly how your website will look and behave before going live. Then it is just a matter of changing the local domain to your real one. Here is how you can achieve this: