ZTM Blog Library

Welcome to our complete library of 100s of free in-depth guides, step-by-step tutorials, and more to help you learn in-demand skills, get hired, and advance your career.

P.S. Don't forget to subscribe to get the latest posts (and exclusive offers)!

Don't miss our free monthly newsletter to receive new posts, resources, exclusive offers and more 👇
Thanks for signing up. If you don't receive an email shortly, double check your spam box 🙂!

Join 400,000+ tech professionals. Unsubscribe anytime.

Showing 363 results

Explore:

Show all posts
By Topic
Web Development
Machine Learning & AI
Data Analytics
Cyber Security
DevOps
Design
Career Advice
By Format
Must Read
Tutorials
AMA's
Beginner? Start Here
Advance Your Career
Success Stories
Beginner’s Guide to Terraform CLI Commands preview
July 16th, 2025 · 18 min read
Beginner’s Guide to Terraform CLI Commands

Finally make sense of Terraform CLI commands with this beginner friendly guide that shows you what to use when (with examples), + how to avoid common mistakes

Andrei DumitrescuAndrei Dumitrescu
DevOps
Tutorials
Beginner’s Guide to Margin vs Padding in Web Design preview
July 14th, 2025 · 12 min read
Beginner’s Guide to Margin vs Padding in Web Design

Struggling with weird layout issues? Learn how margin + padding actually work - as well as common issues that pop up that most people miss! (With code examples)

Jacinto WongJacinto Wong
Web Development
Tutorials
Cyber Security Analyst Interview Prep: Questions + Answers preview
July 10th, 2025 · 34 min read
Cyber Security Analyst Interview Prep: Questions + Answers

Prepping for your first Cyber Security job interview? Learn the top 21 questions interviewers ask, example answers, as well as why they want you to know this.

Aleksa TamburkovskiAleksa Tamburkovski
Cyber Security
Career Advice
Top 5 Reasons to Learn Data Engineering in 2025 preview
July 7th, 2025 · 5 min read
Top 5 Reasons to Learn Data Engineering in 2025

Thinking about learning Data Engineering? Here’s why it’s the smartest move you can make in 2025 (and how to actually get started + resources).

Ivan MushketykIvan Mushketyk
DevOps
Career Advice
Beginner’s Guide to enumerate() in Python preview
July 3rd, 2025 · 17 min read
Beginner’s Guide to enumerate() in Python

Confused by indexing in loops? Discover why Python’s enumerate() is a game-changer for cleaner, more readable code, as well as how to use it correctly!

Travis CuzickTravis Cuzick
Web Development
Tutorials
Beginner’s Guide to Quality of Service in DevOps preview
July 2nd, 2025 · 17 min read
Beginner’s Guide to Quality of Service in DevOps

Think your app is slow? Think again. Discover the power of QoS in DevOps. What it is, how it works, and how to master it with Bash (with code examples!)

Andrei DumitrescuAndrei Dumitrescu
DevOps
Tutorials
What to do after High School? preview
June 27th, 2025 · 13 min read
What to do after High School?

Not sure what to do after high school? This guide gives you real choices, pros and cons, and how to start making moves that feel right for you.

Daniel Daines-HuttDaniel Daines-Hutt
Career Advice
Beginner’s Guide to Pytorch Loss Functions preview
June 25th, 2025 · 25 min read
Beginner’s Guide to Pytorch Loss Functions

Struggling to get your PyTorch model to train properly? The issue might be your loss function. Learn how to fix it with this beginner-friendly guide.

Daniel BourkeDaniel Bourke
Machine Learning & AI
Tutorials
Beginner’s Guide to Abstract Classes in Python preview
June 23rd, 2025 · 13 min read
Beginner’s Guide to Abstract Classes in Python

Why write a class you can’t use? Because it saves your code from chaos. Discover how abstract classes in Python make your systems bulletproof.

Travis CuzickTravis Cuzick
Web Development
Tutorials

Best Articles. Best Resources. Only for ZTM subscribers.

If you want to be the first to get the next issue of our Monthly Updates and receive other exclusive ZTM content once in a while, subscribe here.

Join 400,000+ tech professionals. Unsubscribe anytime.