Douglas Makey Mendez Molero articles - 36 total
Playing with Rust: Building a Safer rm and Having Fun Along the Way
Welcome to my YOLO series, where I'll be showcasing simple tools and projects that I've...
Simple thoughts
If you read an article that interests you and you enjoy it, or if you watch a video, consider leaving...
Fooling Port Scanners: Simulating Open Ports with eBPF and Rust
In our previous article, we explored the SYN and accept queues and their crucial role in the TCP...
Networking and Sockets: Syn and Accept queue
In my previous article, we discussed endianness, its importance, and how to work with it....
Introducing Shelldon: A New Rust CLI Tool with GPT Features
I’m a big fan of tools like Warp and Raycast, especially for their AI capabilities. However, I’ve...
Networking and Sockets: Endianness
In my previous article, we introduced some basic concepts about networking and sockets. We discussed...
Getting Started with Networking and Sockets
In the realm of software development and network engineering, understanding the fundamentals of...
Turning Problems into Solutions: Provide Alternatives, Not Excuses
In the journey of software engineering, there are moments when challenges seem insurmountable....
The Broken Window in Software Projects
In software development, the Broken Window theory suggests that small issues, if left unfixed, can...
Go 1.22's HTTP Package Updates
Recently, I found myself among the many affected by the latest round of layoffs, a situation that has...
Simplified Networking - Crafting Isolated Echo Server with Rust
In recent days, I've been deeply immersed in exploring eBPF, particularly focusing on XDP (eXpress...
Uprobes Siblings - Capturing HTTPS Traffic: A Rust and eBPF Odyssey
In one of my previous article, "The Beginning of My eBPF Journey: Kprobe & BCC", we delved into...
Harnessing eBPF and XDP for DDoS Mitigation - A Rust Adventure with rust-aya
In my last article, we embarked on an XDP adventure, creating a basic firewall that filtered SSH...
Beginner's Guide to XDP: A Journey Through Crafting XDP-Based Firewall with BCC
In my previous article, we explored how eBPF enables us to modify system behavior. Continuing on that...
Beyond Observability: Modifying Syscall Behavior with eBPF - My Precious Secret Files
In my previous two articles, we explored eBPF and its capability in employing probes within...
IPv4 Socket Surveillance - Tracing using kprobe, kretprobe and maps with BCC
In my previous article, I explored the fundamentals of eBPF, a technology enabling interaction with...
The beginning of my eBPF Journey - Kprobe Adventures with BCC
Some time ago, I read about a technology called eBPF, which allows the creation of programs that...
ChatGPT-ChromaDB for BG3: A Generative AI Learning Adventure!
In recent weeks, I've been delving into GenAI while also enjoying the fantastic game Baldur's Gate 3...
Optimizing Large File Transfers in Linux with Go - An Exploration of TCP and Syscall
As I experiment with Raspberry Pi and other devices in my network, I have created a small network...
YOLO Section - GitJump A Simple Tool for Navigating Git Repositories in Go.
Hey everyone, A few months ago, I started to use GitHub more frequently as a learning tool,...
Unleashing the Power of Kubernetes 1.26: Exploring the New ValidatingAdmissionPolicy Feature with CEL
The Kubernetes crew just dropped the latest version, k8s 1.26 a few days ago, and it's packed with...
A simple example of using unix domain socket in Kubernetes with go
In my previous post, Understanding Unix Domain Sockets in Golang, I mentioned that one potential use...
Understanding Unix Domain Sockets in Golang
In Golang, a socket is a communication endpoint that allows a program to send and receive data over a...
My introduction to the Blockchain and Merkle Tree
A couple of months ago, I started playing/developing around the Blockchain, given the Hype it was...
Socket sharding in Linux example with Go
Example in go about the linux socket sharding feature.
Implementing a simple K8s admission controller in Go
A simple implementation of a K8s admission controller in Go.
How to setup simple load balancing with IPVS, demo with docker.
A few days ago, I was reading about the Kubernetes network model, especially about services and the...
How BigCache avoids expensive GC cycles and speeds up concurrent access in Go
A simple example of cache in Golang without expensive GC cycles.
Implementation of Dijkstra using heap in Go
Simple implementation of Dijkstra using heap in Go
Golang: capturing logs and send an email
Capturing logs and send an email by go.