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Learn how to implement Reactive Programming paradigms with Kotlin, and apply them to Web programming with Spring Framework 5.0 as well as in Android Application Development. By Rivu Chakraborty

Kotlin for Android Developers - Antonio Leiva

Introduction to Kotlin Programming by Hadi Hariri

From Hello World to Interoperability with Java

Advanced Kotlin Programming

From Nested Functions to Asynchronous Programming

Android Development with Kotlin - Marcin Moskala, Igor Wojda

Learn how to make Android development much faster using a variety of Kotlin features, from basics to advanced, to write better quality code

Mastering Android Development with Kotlin - Miloš Vasić

Master Android development using a variety of Kotlin features

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Welcome to Codetown!

Codetown is a social network. It's got blogs, forums, groups, personal pages and more! You might think of Codetown as a funky camper van with lots of compartments for your stuff and a great multimedia system, too! Best of all, Codetown has room for all of your friends.

When you create a profile for yourself you get a personal page automatically. That's where you can be creative and do your own thing. People who want to get to know you will click on your name or picture and…

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Created by Michael Levin Dec 18, 2008 at 6:56pm. Last updated by Michael Levin May 4, 2018.

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InfoQ Reading List

Cloudflare Announces Agent Memory, a Managed Persistent Memory Service for AI Agents

Cloudflare announced Agent Memory in private beta, a managed service that extracts structured memories from AI agent conversations and retrieves them on demand using five-channel parallel retrieval with Reciprocal Rank Fusion. Shared memory profiles let teams of agents access common knowledge. Competitors include Mem0, Zep, LangMem, and Letta.

By Steef-Jan Wiggers

Meta's Approach to Migrating their Systems to Post-Quantum Cryptography

Meta has already begun preparing for the threats posed by quantum computing and migrating its systems to post-quantum cryptography, a complex process that will take multiple years to complete. In a recent article, Meta researchers outline their strategy and share key lessons learned along the way.

By Sergio De Simone

Presentation: Stripe’s Docdb: How Zero-Downtime Data Movement Powers Trillion-Dollar Payment Processing

Jimmy Morzaria discusses the evolution of Stripe’s database tier to support 5 million QPS with 5.5 nines of reliability. He explains the architecture of DocDB and shares how Stripe leverages a custom zero-downtime data movement platform to perform horizontal sharding, version upgrades, and multi-tenant migrations - all while maintaining the strict consistency required for global commerce.

By Jimmy Morzaria

Dropbox Redesigns Compaction to Reclaim Space from Underfilled Storage Volumes

Dropbox recently explained how it improved storage efficiency in Magic Pocket, the company's internal immutable blob store for storing user files at scale, by redesigning compaction strategies to reclaim space from severely underfilled storage volumes. The system now periodically reorganizes valid data into new volumes, allowing old, partially used ones to be cleared and reused.

By Renato Losio

Vercel Releases Open Agents to Support Background AI Coding Workflows

Vercel has launched Open Agents, an open-source app that enables the creation and execution of background coding agents. It provides a complete stack for developers to run independent coding workflows without relying on local machines.

By Robert Krzaczyński

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