Tech.ish Thoughts
Learning Paths

Article Series

Deep-dive into complex topics with our curated multi-part series. Each series builds knowledge progressively, from fundamentals to advanced concepts.

3 series
12 articles
259 min total
Off-Heap Algorithms in Java
7 parts
Series

Off-Heap Algorithms in Java

From a naive heap-based queue to an off-heap ring buffer with dramatically better throughput, tail latency, and GC behavior for high-frequency trading workloads.

JavaOff-HeapConcurrencyPerformance
Arthur CostaAArthur Costa
•
192 min total
•Jan 2026

In this series

  1. 1The Ring Buffer Foundation
  2. 2Wait-Free SPSC Queues in Java
  3. 3Lock-Free MPSC Queues in Java
  4. +4 more parts
Actor Model on the JVM
3 parts
Series

Actor Model on the JVM

Explore the evolution of Object-Oriented Programming and its challenges in concurrent programming, setting the stage for understanding the Actor Model as a solution.

Actor ModelJavaConcurrencyOOP
Arthur CostaAArthur Costa
•
54 min total
•Jul 2025

In this series

  1. 1The OOP and the Rise of Concurrency Challenges
  2. 2The The Pitfalls of Shared State
  3. 3The The Final Chapter
Blockchain Foundations
2 parts
Series

Blockchain Foundations

Understanding Blockchain: The Technology Behind a Decentralised Future. Comprehensive guide to blockchain technology, its mechanisms, and real-world impact.

BlockchainCryptocurrencyDecentralizationBitcoin
Gabriel JeronimoGGabriel Jeronimo
•
13 min total
•Apr 2025

In this series

  1. 1What is Blockchain, How Does It Work and Why Does It Matter?
  2. 2Building an Escrow Marketplace Smart Contract: A Beginner's Guide to Solidity
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