Tech Couch

A Comfy Corner for Software, Security, Cloud, and AI

Written by engineers, not ai

Using PostgreSQL as a MongoDB drop-in replacement with FerretDB

Combining MongoDB queries with reliable PostgreSQL storage

Understanding hyperconverged infrastructure

...and how it compares to real cloud stacks

Understanding hashmap fundamentals

If not array - why array shaped?

Practical wget use cases

From downloads to web automation

Getting started with KVM and virsh

From zero to a running vm without tripping over errors

Avoiding namespace pollution in C

Keeping code of all sizes clean and maintainable

Configuring vagrant to use kvm

Easy VM automation backed by libvirt

A guide to byte encodings

From binary to text and back

Understanding the different sizes of ai models

Making sense of differing model sizes and variations

Enabling gpu support in docker

Accelerating video and machine learning workloads inside containers