
Write Code Your Future Self Will Thank You For
No More Helloworlds. Build a Real C++ App by Nikolai Kutiavin
You know C++ syntax. Now learn how to structure, build, test, and maintain a real C++ application.

Short clips from Leanpub's videos.
These are short clips from our Leanpub videos — our Launch videos, Podcast videos, and more from our YouTube channel.

No More Helloworlds. Build a Real C++ App by Nikolai Kutiavin
You know C++ syntax. Now learn how to structure, build, test, and maintain a real C++ application.

No More Helloworlds. Build a Real C++ App by Nikolai Kutiavin
You know C++ syntax. Now learn how to structure, build, test, and maintain a real C++ application.

No More Helloworlds. Build a Real C++ App by Nikolai Kutiavin
You know C++ syntax. Now learn how to structure, build, test, and maintain a real C++ application.

No More Helloworlds. Build a Real C++ App by Nikolai Kutiavin
You know C++ syntax. Now learn how to structure, build, test, and maintain a real C++ application.

No More Helloworlds. Build a Real C++ App by Nikolai Kutiavin
You know C++ syntax. Now learn how to structure, build, test, and maintain a real C++ application.

Python Concepts Questions & Code by Total Pythoneereing
This combined edition of Python Concepts, Questions & Code is your master guide to creating your own review process. The book contains the full technical concepts, code, and case studies you need to rapidly understand concepts, refresh your skills, win the card game, and ace your interview. Available in print, please note that the official PyQuest Game Cards are sold separately.

Python Concepts Questions & Code by Total Pythoneereing
This combined edition of Python Concepts, Questions & Code is your master guide to creating your own review process. The book contains the full technical concepts, code, and case studies you need to rapidly understand concepts, refresh your skills, win the card game, and ace your interview. Available in print, please note that the official PyQuest Game Cards are sold separately.

Python Concepts Questions & Code by Total Pythoneereing
This combined edition of Python Concepts, Questions & Code is your master guide to creating your own review process. The book contains the full technical concepts, code, and case studies you need to rapidly understand concepts, refresh your skills, win the card game, and ace your interview. Available in print, please note that the official PyQuest Game Cards are sold separately.

Python Concepts Questions & Code by Total Pythoneereing
This combined edition of Python Concepts, Questions & Code is your master guide to creating your own review process. The book contains the full technical concepts, code, and case studies you need to rapidly understand concepts, refresh your skills, win the card game, and ace your interview. Available in print, please note that the official PyQuest Game Cards are sold separately.

Python Concepts Questions & Code by Total Pythoneereing
This combined edition of Python Concepts, Questions & Code is your master guide to creating your own review process. The book contains the full technical concepts, code, and case studies you need to rapidly understand concepts, refresh your skills, win the card game, and ace your interview. Available in print, please note that the official PyQuest Game Cards are sold separately.

Contemplation by James Roy Dennis
Have you ever wondered why you keep repeating a mistake you already understand? Why convictions fade. Why promises to yourself lose their weight. Why wisdom earned through experience sometimes disappears exactly when life asks for it. Contemplation offers a quiet exploration of how understanding is carried—or fails to be carried—through a human life.

Contemplation by James Roy Dennis
Have you ever wondered why you keep repeating a mistake you already understand? Why convictions fade. Why promises to yourself lose their weight. Why wisdom earned through experience sometimes disappears exactly when life asks for it. Contemplation offers a quiet exploration of how understanding is carried—or fails to be carried—through a human life.

Contemplation by James Roy Dennis
Have you ever wondered why you keep repeating a mistake you already understand? Why convictions fade. Why promises to yourself lose their weight. Why wisdom earned through experience sometimes disappears exactly when life asks for it. Contemplation offers a quiet exploration of how understanding is carried—or fails to be carried—through a human life.

Contemplation by James Roy Dennis
Have you ever wondered why you keep repeating a mistake you already understand? Why convictions fade. Why promises to yourself lose their weight. Why wisdom earned through experience sometimes disappears exactly when life asks for it. Contemplation offers a quiet exploration of how understanding is carried—or fails to be carried—through a human life.

Contemplation by James Roy Dennis
Have you ever wondered why you keep repeating a mistake you already understand? Why convictions fade. Why promises to yourself lose their weight. Why wisdom earned through experience sometimes disappears exactly when life asks for it. Contemplation offers a quiet exploration of how understanding is carried—or fails to be carried—through a human life.

The C++ Interview Book by Sandor Dargo
173 C++ interview questions. Junior to Senior. auto to C++26. Every question has follow-ups, code samples, and cross-references. A 100-day study plan with spaced repetition gets you through them all. A code-reading capstone sharpens your skills under pressure. Not just the answers — the reasoning that survives the follow-up questions.

The C++ Interview Book by Sandor Dargo
173 C++ interview questions. Junior to Senior. auto to C++26. Every question has follow-ups, code samples, and cross-references. A 100-day study plan with spaced repetition gets you through them all. A code-reading capstone sharpens your skills under pressure. Not just the answers — the reasoning that survives the follow-up questions.

The C++ Interview Book by Sandor Dargo
173 C++ interview questions. Junior to Senior. auto to C++26. Every question has follow-ups, code samples, and cross-references. A 100-day study plan with spaced repetition gets you through them all. A code-reading capstone sharpens your skills under pressure. Not just the answers — the reasoning that survives the follow-up questions.

The C++ Interview Book by Sandor Dargo
173 C++ interview questions. Junior to Senior. auto to C++26. Every question has follow-ups, code samples, and cross-references. A 100-day study plan with spaced repetition gets you through them all. A code-reading capstone sharpens your skills under pressure. Not just the answers — the reasoning that survives the follow-up questions.

The C++ Interview Book by Sandor Dargo
173 C++ interview questions. Junior to Senior. auto to C++26. Every question has follow-ups, code samples, and cross-references. A 100-day study plan with spaced repetition gets you through them all. A code-reading capstone sharpens your skills under pressure. Not just the answers — the reasoning that survives the follow-up questions.

Systems Thinking for Agentic AI by Ediz Najim
An LLM is not an AI system.Systems Thinking for Agentic AI shows software engineers and architects how to design reliable AI applications with prompts, RAG, tools, memory, orchestration, guardrails, evaluation, observability, and runtime control.Move beyond chatbot demos and learn how to build production-ready agentic AI systems you can reason about, measure, debug, operate, and improve

Systems Thinking for Agentic AI by Ediz Najim
An LLM is not an AI system.Systems Thinking for Agentic AI shows software engineers and architects how to design reliable AI applications with prompts, RAG, tools, memory, orchestration, guardrails, evaluation, observability, and runtime control.Move beyond chatbot demos and learn how to build production-ready agentic AI systems you can reason about, measure, debug, operate, and improve

Systems Thinking for Agentic AI by Ediz Najim
An LLM is not an AI system.Systems Thinking for Agentic AI shows software engineers and architects how to design reliable AI applications with prompts, RAG, tools, memory, orchestration, guardrails, evaluation, observability, and runtime control.Move beyond chatbot demos and learn how to build production-ready agentic AI systems you can reason about, measure, debug, operate, and improve

Systems Thinking for Agentic AI by Ediz Najim
An LLM is not an AI system.Systems Thinking for Agentic AI shows software engineers and architects how to design reliable AI applications with prompts, RAG, tools, memory, orchestration, guardrails, evaluation, observability, and runtime control.Move beyond chatbot demos and learn how to build production-ready agentic AI systems you can reason about, measure, debug, operate, and improve

Your Own 24/7 Internet Radio by Ivaylo Demidov
Build your own 24/7 internet radio in a single weekend — on a €5 server, understood down to the last line. Ten chapters from bare server to on-air: the tower (Icecast), the robot (Liquidsoap), the door (nginx). Every step tested live, every trap marked. Friday it's a napkin sketch; Sunday night a stranger presses play, and it plays.

Your Own 24/7 Internet Radio by Ivaylo Demidov
Build your own 24/7 internet radio in a single weekend — on a €5 server, understood down to the last line. Ten chapters from bare server to on-air: the tower (Icecast), the robot (Liquidsoap), the door (nginx). Every step tested live, every trap marked. Friday it's a napkin sketch; Sunday night a stranger presses play, and it plays.

Your Own 24/7 Internet Radio by Ivaylo Demidov
Build your own 24/7 internet radio in a single weekend — on a €5 server, understood down to the last line. Ten chapters from bare server to on-air: the tower (Icecast), the robot (Liquidsoap), the door (nginx). Every step tested live, every trap marked. Friday it's a napkin sketch; Sunday night a stranger presses play, and it plays.

Your Own 24/7 Internet Radio by Ivaylo Demidov
Build your own 24/7 internet radio in a single weekend — on a €5 server, understood down to the last line. Ten chapters from bare server to on-air: the tower (Icecast), the robot (Liquidsoap), the door (nginx). Every step tested live, every trap marked. Friday it's a napkin sketch; Sunday night a stranger presses play, and it plays.

Your Own 24/7 Internet Radio by Ivaylo Demidov
Build your own 24/7 internet radio in a single weekend — on a €5 server, understood down to the last line. Ten chapters from bare server to on-air: the tower (Icecast), the robot (Liquidsoap), the door (nginx). Every step tested live, every trap marked. Friday it's a napkin sketch; Sunday night a stranger presses play, and it plays.

LLM Engineering, from Component to Production by Ali Aouf
This book is the summary of everything you are going to need to learn how to deploy LLM to production. All the tips and tricks, and some interview questions.