Software

Every test you have ever written assumed the same input gives the same output. Large language models broke that assumption, and with it most of what our profession knows about verification. This is the discipline that replaces it — golden datasets, property assertions, LLM judges you can actually trust, retrieval evaluation, adversarial suites, and CI gates that let a pipeline say no to a model.

Learn Git and GitHub from zero, without fear. Build and version-control a real project step by step — commits, history, branches, merge conflicts, GitHub, and Pull Requests — while learning exactly how to undo mistakes and get unstuck. Modern 2026 Git, plain English, with a command cheat sheet.

AI can generate an answer. But can it safely take action?AI agents are changing software by giving intelligent systems the ability to plan, use tools, interact with external systems, and execute multi-step workflows.Moving from an impressive prototype to a dependable production system, however, requires much more than a powerful model.AI Agents & Agentic Workflows in Production explores the engineering principles behind production-grade agentic systems—from architecture and tool use to memory, planning, orchestration, evaluation, security, reliability, observability, scalability, governance, and continuous operation.Learn how to build agents that don't just act—but act reliably, safely, measurably, and under control.

Master the 5 advanced Git power skills: reflog recovery, interactive rebase, cherry-pick, bisect debugging, and professional commit messages. Git, The Magic Notebook teaches Git through story and scenario, not boring command reference.You learn through real developers (Ajay, Maya, Ravi, Sanjay) facing real problems. The code examples work. The diagrams show actual processes. The scenarios are genuinely realistic.Because that's how you actually learn Git. Most developers know just enough Git to be dangerous. You could be one of the few who genuinely understands it.Start here. Master these power skills. Become the Git expert your team trusts.

Fifty mixed IT support incidents with no category labels and no easy shortcuts. Scope the problem, follow the evidence, own the handoff, communicate clearly, and prove the service is restored.

Fifty realistic identity and access cases. Trace the chain from sign-in to policy, group, role and resource—and find exactly where access breaks.

Fifty realistic cybersecurity cases for IT support. Learn to recognize the moment an ordinary ticket becomes a security problem—and know what to do next without making it worse.

Fifty realistic Microsoft 365 support cases. Trace the symptom through identity, licensing, client, permissions, policy, network, and service health—and fix the workday without guessing.

Fifty realistic network cases. Stop guessing, follow the evidence, and learn to locate the failure before you try to fix it.

INTRODUCTION- Welcome message- Why you need this book- How to use this book STORY INTRODUCTION (1 page)- The Magic Notebook Project- How four friends discover Git- Bridge to first chapter CHAPTERS 1-12 (18 pages)1. Branching - Work on separate timelines2. Commit - Create permanent checkpoints3. Push - Share your work4. Pull - Get everyone's latest changes5. Fetch - Check before merging6. Merge - Combine branches7. Rebase - Update to latest foundation8. Conflict Resolution - Resolve clashing changes9. Reset vs Revert - Undo mistakes safely10. Stash - Pause work temporarily11. Diff & Log - Investigate history12. Pull Requests - Team safety gates Each Chapter Includes:- Story continuation (3-4 lines)- Concept definition- 2 professional diagrams- Git command example- What happened explanation- Common mistakes- Tips to remember REFERENCE SECTIONS (2 pages)- The Four Places: Mental Model- Quick Reference Cheat Sheet- Key Takeaways CLOSING- Conclusion- What's next- Keep learning

Fifty realistic support cases. Learn what to investigate, document, and communicate before you hand off the ticket — so the next technician can continue the work instead of starting over.

The user says it works. Is the ticket really finished? Fifty realistic IT support cases that train you to verify the fix before you close the ticket.

The first complaint is not always the real problem. Work through 50 realistic IT support cases and learn to follow the evidence from symptom to root cause.

Fifty tickets. Fifty judgment calls. Decide whether to solve, investigate, contain, communicate, or escalate — then see what a strong support professional would do next.

50 realistic IT support tickets. Five connected shifts. Make the call, uncover new evidence, and learn the troubleshooting, triage, communication, and escalation skills used on a real help desk.