The book describes ways of adding new code to existing code bases and show how to add it with good design principles in mind. You can start to grow areas of very good high-quality code in legacy code bases.

A practical list of design patters sorted by categories with code examples

Crash Course Electronics was designed for one thing -- to take you from mystery to mastery in Electronics and PCB Design.

This course will cover the fundamentals of Linux kernel module and writing syntax, Character device driver implementation, Platform bus, Platform device, and platform driver concepts and Platform driver implementation

Learn to master the analysis of TCP/IP packages and their content with the most powerful tool for internet frames introspection

Learn to to analyze and compress speech signals, use matlab tools and understand concepts of speech and biomedical signals

A detailed A Hands-On Tutorial Guide on the most available Real Time Operating System for Embedded Devices

Master the TCP/IP network protocol qier

You'll learn
Fundamentals of Linux kernel module and writing syntax
Makefile and LKM build procedure
Character device driver implementation
Platform bus, Platform device, and platform driver concepts
Platform driver implementation
Learn device tree from scratch
Device tree node syntax, properties of device tree nodes
Kernel APIs to process device tree nodes
Device instantiation through device tree nodes
Device tree overlays and overlays testing via u-boot
Kernel synchronization services , mutex , spinlocks usage

Covering x86 Processor History , Architecture and Practical Assembly Programming, this is a very comprehensive x86 assembly course online.