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  1. FIND THE ACCESS GAP
    FIND THE ACCESS GAP
    50 Identity and Access Support Cases for IT Professionals
    Dmytro Mazhnikov

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

  2. SPOT THE THREAT
    SPOT THE THREAT
    50 Cybersecurity Cases Every IT Support Professional Should Recognize
    Dmytro Mazhnikov

    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.

  3. Parfait
    Parfait
    Les faits ne mentent pas. L'histoire qu'ils racontent, si.
    Alexis Monville

    1999. En pleine euphorie de la bulle Internet, l'un des fondateurs d'une startup promise à un brillant avenir est retrouvé mort, la tête posée sur son bureau. Tout pourrait faire croire à une mort naturelle. Guillaume travaillait trop, dormait peu, et son cœur était fragile. Pourtant, autour de lui, les ambitions, les liaisons et les millions en jeu donnent à chacun une raison de douter. Les enquêteurs accumulent les indices. Ils semblent tous désigner le même homme. Mais rien ne permet de prouver qu'un crime a seulement été commis. Vingt ans plus tard, une nouvelle mort fait ressurgir l'affaire. Cette fois, les preuves semblent accablantes. Mais peut-on faire confiance à une histoire simplement parce que tous les faits qui la composent sont vrais ? Et si le crime parfait n'était pas celui qui ne laisse aucune trace, mais celui qui laisse exactement les bonnes ?

  4. FIX THE WORKDAY
    FIX THE WORKDAY
    50 Microsoft 365 Support Cases for IT Professionals
    Dmytro Mazhnikov

    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.

  5. TRACE THE FAILURE
    TRACE THE FAILURE
    50 Network Troubleshooting Cases for IT Support Professionals
    Dmytro Mazhnikov

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

  6. Unfair Distribution
    Unfair Distribution
    How to Win Customers When Everyone Can Build
    Chad Boyda

    Distribution is your most important feature. Build it first. Learn how to find paying customers, build an audience you can reach again, and use AI to do more with a small team. From Chad Boyda, co-founder and CTO of AppSumo.

  7. Data Warehouses & LLMs

    Your data warehouse holds the answers — LLMs can help you ask better questions. This practical guide shows data professionals how to build text-to-SQL pipelines, enrich warehouse data with AI, and bring semantic search to their existing tables.

  8. Parramatta Alone
    Parramatta Alone
    Chinmoy Mukherjee

    When his mother locks the door and never returns, nine-year-old Ramesh must turn a freezing Parramatta flat into a secret fortress of survival. Hiding his desperate reality in plain sight among his teachers and classmates, he learns that staying alive sometimes requires becoming completely invisible.

  9. التحقيق الجنائي الرقمي – المرجع الشامل
    التحقيق الجنائي الرقمي – المرجع الشامل
    المرجع الشامل في الأسس العلمية والمعايير الدولية والإطار القانوني والتحليل التقني والتقنيات الحديثة
    المهندس طلال فواز السحيمي

    مرجع عربي متكامل يجمع صرامة المعايير الدولية بدقة الممارسة العملية في التحقيق الجنائي الرقمي، من حفظ الدليل والاستحواذ عليه إلى تحليل الذاكرة والشبكات والسحابة والذكاء الاصطناعي.

  10. Budget Vegan — Eating Plant‑Based on $50 a Week
    Budget Vegan — Eating Plant‑Based on $50 a Week
    A simple, affordable plant‑based system designed for real savings and real nutrition.
    EcoVolt Living

    A practical, beginner‑friendly guide to eating plant‑based on just $50 per week using whole foods, smart shopping, and simple meal planning. Based on real 2026 grocery prices and pantry‑first cooking.

  11. Git, The Magic Notebook Understanding Version Control Through Stories
    Git, The Magic Notebook Understanding Version Control Through Stories
    Finally understand Git. Not just commands, but WHY each feature exists. A story about four friends learning version control together.
    Abhishek Kumar

    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

  12. Programming with Python

    Learn Python from first principles to practical application design. Build a strong understanding of the language, write maintainable code, and connect core Python features into real-world programs.

  13. Kubernetes & Cloud-Native Engineering
    Kubernetes & Cloud-Native Engineering
    Building, Deploying, and Operating Production-Grade Systems
    AhmedAdawy

    ​A system-first engineering guide to building, deploying, operating, and securing production-grade Kubernetes clusters, cloud-native platforms, and AI inference workloads.

  14. HAND OFF THE TICKET
    HAND OFF THE TICKET
    50 IT Support Cases That Train You to Escalate Without Losing the Investigation
    Dmytro Mazhnikov

    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.

  15. PROVE THE FIX
    PROVE THE FIX
    50 IT Support Cases Where "It Works Now" Is Not Enough
    Dmytro Mazhnikov

    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.