data, code and conversation

AI is Getting Really Useful for SQL

Introducing Rapier

Jackson CSV Serialization and Deserialization from the Ground Up

Regex for ISO 3166-1 Country Codes

AWS API Gateway Gotchas & Lessons Learned

Generating Java record classes with Jackson Annotations to map JSON using ChatGPT

AWS SageMaker Object Detection Training Gotchas

Efficient Image Metadata Extraction with Java

Yes, Java ThreadLocalRandom is Safe to Use with Virtual Threads

Example JWT with Private JWK

Reverse Engineering with ChatGPT: An Example

In Java, Strings Much Faster than Regexes, Even for Same Operations

Apache HTTPComponents HTTP Header Names are Case Insensitive

Validating WebFlow Webhook Requests in AWS Lambda and Python

Sample AWS Kinesis Firehose CloudWatch Log HTTP Endpoint Payload

A Developer Workflow for Modern AWS Serverless Applications

The Lambda Iceberg: A Deep Dive on AWS Lambda for Java

Unpacking My Default AWS Webapp Architecture

Community-Managed AWS Lambda Base Images for Java 21

Java 21 Custom Runtime for AWS Lambda

Announcing HumanGraphics!

Postgres Upsert: Created or Updated?

ISO 15924 Codes to Unicode Scripts… and Back Again!

Popular Names by Country Dataset

Regex for 50 US States

emoji4j v15.0.1 Released

Parsing Rich Social Media Text

Techniques for Solving the Toughest Problems

AWS Step Functions Distributed Map ResultWriter Example

Community-Managed OpenAPI Spec for Pinecone API

Community-Managed AWS Lambda Base Images for Java 20

Adding Code Blocks with Syntax Highlighting to WebFlow

JDBQ: A Database Access Framework for Java + BigQuery

BigQuery RegExp for Matching Single Emoji

Community-Managed AWS Lambda Base Images for Java 19

Community-Managed AWS Lambda Base Images for Java 18

Announcing My First Commercial API, arachn.io!

AWS ALB Jersey Lambda Target Gotchas

Community-Managed AWS Lambda Base Images for Java 17

Litecene: Full-Text Search for Google BigQuery

Fundamentals of Software Performance Analysis Part III — Optimizing Memory Allocation Performance

Fundamentals of Software Optimization Part II — Optimizing Wall Clock Performance

Fundamentals of Software Optimization Part I — Benchmarking

Introduction to Fundamentals of Software Optimization

OpenAPI Generator Template Customization Example

A Dendrogram Layout in Gephi

BigQuery Twitter Schema

String.hashCode() is plenty unique

Populating a EC2- and Fargate Cross-Compatible ECS Cluster from a Spot Fleet

A Year of Mashable — 2012

Should I Use an ORM or Not? Sure.

Complication is What Happens When You Try to Solve a Problem You Don’t Understand

Learning to Program

The Origin of Perfect Software

The Economics of Perfect Software