💡 Tips: Marcus | Tech Viral News

Marcus

Nov 8

Writing Manual Test Cases Before the Code — How the Origin of a Catalog Flipped in Seven Weeks and Which Eight Bugs It Found

#ai #claude #testing #programming

22 min read

Marcus

Oct 31

Reading Complex XML in SQL Server — Shredding a Thousand Attributes Generically Instead of Looping for Hours

#sql #sqlserver #xml #database

41 min read

Marcus

Oct 22

The Context Window Is Full Before the First Prompt — When Project Rules in Claude Code Become a Fixed Cost of Every Session

#ai #claude #productivity #programming

1

28 min read

Marcus

Oct 20

The Agent Measures Where I Click — Debugging Postgres, Docker and a Swapping Server with a Coding Agent

#ai #claude #debugging #postgres

22 min read

Marcus

Sep 28

Set-Based vs. Row by Row: PostgreSQL Refresh from 114 to 12 Seconds

#postgres #sql #database #performance

32 min read

Marcus

Sep 12

Two Agents, One Working Tree — What Broke When I Ran Parallel Claude Code Sessions in One Git Repository

#ai #claude #git #productivity

26 min read

Marcus

Sep 10

An EU Region Is Not an EU Provider — Vercel, Supabase and the GDPR Third-Country Question

#webdev #privacy #security #devops

21 min read

Marcus

Sep 9

Agentic Coding from a User's Perspective — Experience: The Work Doesn't Disappear, It Shifts

#ai #claude #productivity #programming

19 min read

Marcus

Sep 5

Design Pattern // Logging an ETL Process with T-SQL — How to Capture Run, Component and Action in Evaluable Log Tables

#sql #sqlserver #etl #logging

30 min read

Marcus

Sep 2

Deriving Data Quality Rules from the Schema — What the Metadata Already Knows

#dataquality #sql #postgres #database

22 min read

Marcus

Aug 31

Formatting SQL Statements (Part 2) — Statement Structure: SELECT, WHERE, FROM, JOIN

#sql #sqlserver #postgres #cleancode

1

12 min read

Marcus

Aug 27

Formatting SQL Statements (Part 1) — Identifiers, Delimiters, Commas, Aliases

#sql #sqlserver #database #cleancode

20 min read

Marcus

Aug 23

Three Severity Levels, Not Pass/Fail — and Why Severity Decides Where the Rule Lives

#dataquality #sql #postgres #database

16 min read

Marcus

Aug 3

Database CI/CD with PostgreSQL — the Complete Lifecycle from Object File to Automated Deploy

#postgres #database #devops #cicd

11 min read

Marcus

Jul 29

Setting Up a Claude Code Project with a Development Workflow and Database — the Open Starter Kit Explained

#ai #claude #productivity #programming

10 min read

Marcus

Jul 25

I Gave Claude Code 27 Rule Files Instead of One CLAUDE.md

#ai #claude #productivity #programming

14 min read

Marcus

Jul 21

AI-Assisted Coding Gave Me 799 Hardcoded Font Sizes

#ai #eslint #tailwindcss #webdev

17 min read

Marcus

Jul 20

Design Pattern // The Architecture of an ETL Process — How to Isolate Bad Data Cleanly

#sql #etl #database #architecture

27 min read

Marcus

Jul 16

Checking Data Quality with SQL — a Configurable Framework for Spotting Bad Data Generically

#sql #database #dataquality #tutorial

13 min read

Marcus

Jul 9

Is Claude a Woman or a Man? — and Why We Ask in the First Place

#watercooler #ai #claude #sql

8 min read

Marcus

Jul 9

Design Pattern // Safe Type Conversion with T-SQL — Catch Errors Instead of Aborting the ETL Process

#sql #sqlserver #database #etl

17 min read

Marcus

Jul 7

AI-Assisted SQL Development with Claude Code — Rules, Skills and Agents That Enforce Conventions

#ai #claude #sql #database

7 min read

Marcus

Jul 4

Data Quality: Dimensions and Error Classes — the Theory Behind the SQL Checks

#dataquality #sql #database #dataengineering

15 min read

Marcus

Jun 30

Data Migration: SQL Server to PostgreSQL — the Complete Guide

#postgres #sql #database #tutorial

8 min read

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Writing Manual Test Cases Before the Code — How the Origin of a Catalog Flipped in Seven Weeks and Which Eight Bugs It Found

Reading Complex XML in SQL Server — Shredding a Thousand Attributes Generically Instead of Looping for Hours

The Context Window Is Full Before the First Prompt — When Project Rules in Claude Code Become a Fixed Cost of Every Session

The Agent Measures Where I Click — Debugging Postgres, Docker and a Swapping Server with a Coding Agent

Set-Based vs. Row by Row: PostgreSQL Refresh from 114 to 12 Seconds

Two Agents, One Working Tree — What Broke When I Ran Parallel Claude Code Sessions in One Git Repository

An EU Region Is Not an EU Provider — Vercel, Supabase and the GDPR Third-Country Question

Agentic Coding from a User's Perspective — Experience: The Work Doesn't Disappear, It Shifts

Design Pattern // Logging an ETL Process with T-SQL — How to Capture Run, Component and Action in Evaluable Log Tables

Deriving Data Quality Rules from the Schema — What the Metadata Already Knows

Formatting SQL Statements (Part 2) — Statement Structure: SELECT, WHERE, FROM, JOIN

Formatting SQL Statements (Part 1) — Identifiers, Delimiters, Commas, Aliases

Three Severity Levels, Not Pass/Fail — and Why Severity Decides Where the Rule Lives

Database CI/CD with PostgreSQL — the Complete Lifecycle from Object File to Automated Deploy

Setting Up a Claude Code Project with a Development Workflow and Database — the Open Starter Kit Explained

I Gave Claude Code 27 Rule Files Instead of One CLAUDE.md

AI-Assisted Coding Gave Me 799 Hardcoded Font Sizes

Design Pattern // The Architecture of an ETL Process — How to Isolate Bad Data Cleanly

Checking Data Quality with SQL — a Configurable Framework for Spotting Bad Data Generically

Is Claude a Woman or a Man? — and Why We Ask in the First Place

Design Pattern // Safe Type Conversion with T-SQL — Catch Errors Instead of Aborting the ETL Process

AI-Assisted SQL Development with Claude Code — Rules, Skills and Agents That Enforce Conventions

Data Quality: Dimensions and Error Classes — the Theory Behind the SQL Checks

Data Migration: SQL Server to PostgreSQL — the Complete Guide