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Vlad's Stack Series' Articles

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VLAD

Aug 31

Why more context makes your AI answers worse

#ai #llm #promptengineering #machinelearning

4 min read

VLAD

Aug 31

What a Linux container really is (it's not a VM)

#linux #docker #containers #devops

4 min read

VLAD

Aug 31

Why your RAG returns garbage (and it's not the model)

#rag #ai #llm #machinelearning

4 min read

VLAD

Aug 31

Why more context makes your AI answers worse

#ai #llm #promptengineering #machinelearning

4 min read

VLAD

Sep 5

What actually happens in a database index (and why half of them do nothing)

#database #sql #postgres #performance

4 min read

VLAD

Sep 7

SQL vs. NoSQL — stop asking the wrong question

#sql #nosql #database #mongodb

4 min read

VLAD

Sep 18

Embeddings explained for people who write code

#embeddings #ai #machinelearning #vectordatabase

4 min read

VLAD

Sep 28

Knight Capital: How One Forgotten Server Lost $440 Million in 45 Minutes

#devops #deployment #postmortem #programming

4 min read

VLAD

Oct 6

The Court Order Behind C#: How Two Keywords Started a New Language

#csharp #dotnet #java #history

6 min read

VLAD

Oct 10

Ariane 5, Flight 501: The Exception That Destroyed a Rocket

#csharp #dotnet #softwareengineering #history

6 min read

VLAD

Oct 27

Where null Came From, and Why C# Needed 17 Years to Push Back

#csharp #dotnet #programming #history

6 min read

VLAD

Oct 27

Your database says "saved" before it touches the table. Here's why that's safe.

#database #postgres #sql #backend

5 min read

VLAD

Oct 28

A hash map is just an array that computes its own index

#computerscience #python #java #programming

5 min read

VLAD

Oct 29

Your AI Coding Agent Never Reads Your Whole C# Solution

#ai #dotnet #csharp #productivity

5 min read

VLAD

Oct 29

Heartbleed: One Unchecked Length, Two Years, Half a Million Websites (and the C# Version)

#security #dotnet #csharp #opensource

6 min read

VLAD

Oct 29

EF Core Isn't Slow. These 5 Query Patterns Are.

#dotnet #csharp #efcore #sql

5 min read

VLAD

Oct 29

Isolation Levels: How the Last Item in Stock Gets Sold Twice

#database #sql #dotnet #csharp

6 min read

VLAD

Oct 31

Why TypeScript 7 Is Written in Go, Not C#: 43 Years of Anders Hejlsberg

#typescript #csharp #history #go

4 min read

VLAD

Oct 31

LLM Tokens, Measured in C#: Why AI Can't Count the R's in Strawberry

#ai #llm #dotnet #csharp

5 min read

VLAD

Oct 31

What async/await Actually Does in C# (and Where One .Result Costs You 3 Seconds)

#csharp #dotnet #async #aspnetcore

6 min read