Books

Graphs & Greedy - Python Edition teaches 49 graph and greedy algorithms through plain-language explanations, Python implementations, and step-by-step visual walkthroughs that trace every visited node, relaxed edge,... Printed in full color.

Linked Lists - Python Edition teaches 56 linked-list algorithms through plain-language explanations, Python implementations, and step-by-step visual walkthroughs that trace the structure through every pointer update, all in full color.

Recursion, Backtracking & Dynamic Programming - Python Edition teaches 50 recursion, backtracking, and dynamic programming algorithms through plain-language explanations, Python implementations, and step-by-step... Printed in full color.

Stacks, Queues, Hash Tables & Heaps - Java Edition teaches 50 algorithms built on stacks, queues, hash tables, and heaps through plain-language explanations, Java implementations, and step-by-step visual walkthroughs, all in full color.

Graphs & Greedy - Java Edition teaches 49 graph and greedy algorithms through plain-language explanations, Java implementations, and step-by-step visual walkthroughs that trace every visited node, relaxed edge, and... Printed in full color.

Linked Lists - Java Edition teaches 56 linked-list algorithms through plain-language explanations, Java implementations, and step-by-step visual walkthroughs that trace the structure through every pointer update, all in full color.

A free guide for nurses, CNAs, medical assistants, techs, therapists and everyone looking for a healthcare job in the US: what jobs pay, how to read a posting, interviews, offers and licenses.

Learn SQL Server by doing real work, not by memorizing syntax. From your first SELECT to window functions, stored procedures and execution plans, with real results to check your own against.

At 69 Cowper Street, privacy is a myth, silence is a malfunction, and a simple fitness demonstration is about to ignite a building-wide scandal. When a vain bodybuilder's pursuit of his neighbor's wife is repeatedly derailed by an overly observant solution architect, the entire apartment complex gets pulled into the drama. It is a hilarious, heartfelt romantic comedy about marriage, gossip, and the spectacular inconvenience of living among people who refuse to mind their own business.

Ever wondered what really happens when text appears on your screen? From character encoding and font files to rendering engines and operating system internals, this book uncovers the technology behind digital typography. Explore how Windows, Linux and macOS turn raw text into readable pixels, with practical insights for developers, engineers and designers.

Feeling tired all the time shouldn’t be your normal. Discover the science behind fatigue, what’s draining your energy and how to get it back. This practical guide cuts through the myths and generic advice to explain what’s happening inside your body and help you make evidence-based changes that leave you feeling sharper, stronger and more energized.

Your 40s and 50s are a turning point. The choices you make now can shape your health, finances, relationships and freedom for decades to come. This book reveals the common mistakes that quietly undermine your future and shows you how to avoid them, protect what you’ve built and make the years ahead your best yet.

What if better sleep mattered more than longer sleep? Discover how to improve sleep quality, wake up refreshed and get more out of every day without falling for the latest productivity myths. Backed by science, this book separates fact from fiction and shows you how to make every hour of sleep count.