Hussein Nasser Courses

Traefik Crash Course - Without Docker

Comprehensive guide to Traefik as a reverse proxy and load balancer, covering architecture, configuration, HTTP/TCP proxying, load balancing, security features, and HTTPS implementation.

• YouTube
• 57 minutes
• On-Demand
• Free Video

Postgres Architecture Explained

Detailed exploration of PostgreSQL's process architecture, covering key components like MVCC, backend processes, shared buffers, and auxiliary processes for efficient database management.

• YouTube
• 33 minutes
• On-Demand
• Free Video

MySQL on HTTP-3 - The Backend Engineering Show

Exploring HTTP/3 and HTTP/2 for MySQL communication, comparing performance with the MySQL Binary protocol. Analyzes connection costs, parallel selects, and protocol efficiency for backend-database interactions.

• YouTube
• 36 minutes
• On-Demand
• Free Video

Analyzing ChatGPT Backend

Explore ChatGPT's backend architecture, including protocols, authentication, AI models, and server-sent events. Learn about conversation management, message moderation, and database optimizations.

• YouTube
• 44 minutes
• On-Demand
• Free Video

Clustered Collections Makes Mongo Faster but There Is a Cost

Explore MongoDB's clustered collections feature, its benefits for read/write performance, and associated limitations. Learn how it compares to original collections and impacts database efficiency.

• YouTube
• 26 minutes
• On-Demand
• Free Video

What Happens Before the Backend Gets the Request

Explore the journey of a request to the backend, from acceptance to processing. Gain insights into the crucial steps occurring in the kernel before request processing begins.

• YouTube
• 51 minutes
• On-Demand
• Free Video

A Deep Dive in How Slow SELECT * Is

Explore the performance implications of SELECT * queries, covering database page layout, query execution, deserialization costs, and network impacts for efficient data retrieval.

• YouTube
• 39 minutes
• On-Demand
• Free Video

The Cloudflare MTLS Vulnerability - A Deep Dive Analysis

Detailed analysis of Cloudflare's mTLS vulnerability, exploring client certificate revocation, session resumption, and the impact on security. Includes technical insights and Cloudflare's mitigation strategies.

• YouTube
• 42 minutes
• On-Demand
• Free Video

All Postgres Locks Explained - A Deep Dive

Comprehensive exploration of PostgreSQL locks, covering table-level, row-level, and page-level locks, conflict matrices, deadlocks, and advisory locks, with practical examples and in-depth explanations.

• YouTube
• 48 minutes
• On-Demand
• Free Video

How Bad Is a Leaked GitHub SSH Key?

Explore the implications of GitHub's leaked SSH key, understand SSH vs TLS authentication, and learn how to protect yourself from potential security risks.

• YouTube
• 22 minutes
• On-Demand
• Free Video

Your DNS Queries Will Eventually Look Like This - DNS Encoding

Explore DNS cache poisoning prevention through 0x20 encoding, a technique that randomizes letter casing in DNS queries to enhance security and resist attacks.

• YouTube
• 26 minutes
• On-Demand
• Free Video

Compressing Certificates in TLS - The Backend Engineering Show

Explore TLS certificate compression techniques to enhance performance by reducing certificate size, improving handshake efficiency, and optimizing network traffic in secure communications.

• YouTube
• 33 minutes
• On-Demand
• Free Video

Postgres System Columns Explained - CTID, XMIN, XMAX

Explore Postgres system columns ctid, xmin, and xmax, understanding their roles in transaction management and data versioning across different isolation levels.

• YouTube
• 26 minutes
• On-Demand
• Free Video

Docker Networking Crash Course

Comprehensive guide to Docker networking, covering container creation, custom networks, and inter-network connections. Ideal for developers seeking practical Docker skills.

• YouTube
• 49 minutes
• On-Demand
• Free Video

Threads and Connections - The Backend Engineering Show

Explore the evolution of multi-threading apps, threading models, and backend connection management in this comprehensive overview of threads and connections in backend engineering.

• YouTube
• 50 minutes
• On-Demand
• Free Video