Docker Images, Containers and Dockerfiles: Understanding How Docker Works
Understand how Docker works under the hood. Learn about Docker images, containers, Dockerfiles, layers, ports, volumes, networks, and essential Docker commands.
Kodane
Notes and deep dives on software engineering.
What Is Docker? Why It Exists and How Containers Solved "It Works on My Machine"
Learn why Docker exists, how containers solve the “it works on my machine” problem, and how Docker changed modern software development.
Concurrency vs Parallelism: What's the Difference and Why It Matters
Concurrency and parallelism are essential concepts for building efficient software. Learn the difference between concurrency and parallelism, how CPU cores and I/O affect them, and when to use approaches like threads, processes, and asynchronous programming in real-world applications.
Processes and Threads Explained: A Practical Guide for Software Engineers
Processes and threads are fundamental to how modern software executes. Learn the difference between them, how they share resources, and how concepts like concurrency and parallelism apply to real-world applications, web servers, and background workers.