Fault-Tolerant, Highly Available Apache Kafka Cluster
Learn how to set up a Kafka cluster with multiple brokers, distributed across several real cloud servers, step by step.
Networks
Apache Kafka Consumers and Producers with Java and Python
Learn step by step how to program Kafka Consumers and Producers in both Java and Python, and test them in a real environment.
How to Install Apache Kafka
Learn how to install and use Apache Kafka in a professional cloud environment step by step: technical tips, commands, scripts and more.
Apache Kafka
Apache Kafka is a message broker for Big Data architectures. Brokers, Topics, Partitions, Producers and Consumers. High availability, fault tolerance, scalable.
Build Your Own Software Server (Sockets with Python)
Learn step by step how to build your own server with Python sockets. Keep a real-time connection or monitor devices. Open a port in the firewall.
Client vs Server
Client and Server is an architecture for communicating and splitting up tasks. The Client asks for something and the Provider (Server) offers what was asked.
How Servers and Hosting Services Work
Learn how servers and hosting services work, from DNS and ISPs to creating your own cloud VPS server and connecting to it securely over SSH.
Hamming Distance, Weight, Space and Spheres Explained
Learn Hamming distance, Hamming weight, Hamming space and spheres, plus how error-correcting codes detect and fix errors, with Hamming(7,4) as the example.
Hamming Code: Error Detection and Correction
Hamming code to detect and correct errors. Step-by-step examples for fixing errors using redundancy bits and the syndrome matrix. Learn how it works.
Check Digit – Error Detection
The check digit covers several hash codes, such as the parity bit, the digit generated by the Luhn algorithm, the verification letter of national ID numbers, and more.
Hash Code
How does a hash code work? Hash tables and uses like digest, fingerprint, checksum, redundancy, parity bits, CRC and md5sum, with practical examples.
Client-Server: The Client Request
How the Internet works, made easy. Client-Server architecture, the client request, the parts of a URL, and HTTP Request headers explained with examples.
Change the Default Password for the ADSL Router Configuration Menu (Basic Security)
Learn how to change the default password for your ADSL router's configuration menu, step by step, and keep your network private and secure from intruders.