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Head Crashing Informatics

30+ Years of Computer Programming

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Foundation Laid for Faster Text I/O

Hey guys! How s it going? Another six months are over and you might wonder what the old shaggy prepared this time? πŸ€” No wonder, it certainly is another OpenJDK contribution! 🀩 This time, it speeds up reading from CharSequence, and Continue reading

Reader.of(CharSequence)

Hi guys, how s it going? Long time no see! πŸ˜… In fact, I had been very silent in the past months, and as you could imagine, it has a reason: I just had no time to share all the great Continue reading

Coding Microservice From Scratch (Part 16) | JAX-RS Done Right! | Head Crashing Informatics 83

Write a pure-Java microservice from scratch, without an application server nor any third party frameworks, tools, or IDE plugins Just using JDK, Maven and JAX-RS aka Jakarta REST 3.1. This video series shows you the essential steps! You asked, Continue reading

Jersey Performance Improvement (Step One) | Code Review | Head Crashing Informatics 82

Let s take a deep dive into the source code of #Jersey (the heart of GlassFish, Payara and Helidon) to learn how we can make our own I/O code run faster on modern Java. In this first step, we apply NIO Continue reading

Jersey powered by NIO | The Two Minutes Tuesday 041 | Open Source

Thanks to my latest contribution, #Jersey now runs on #NIO and is considerably more efficent. πŸš€ #performance #java If you like this video, please give it a thumbs up, share it, subscribe to my channel, or become my patreon Continue reading

Now I am JCommander committer | The Two Minutes Tuesday 040 | Open Source

Since few weeks I am committer and release manager of JCommander. πŸš€ If you like this video, please give it a thumbs up, share it, subscribe to my channel, or become my patreon https://www.patreon.com/mkarg. Thanks! πŸ™‚

Contributing to OpenJDK | The Two Minutes Tuesday 039 | Open Source

I really adore to be part of #OpenJDK! πŸ˜ƒ If you like this video, please give it a thumbs up, share it, subscribe to my channel, or become my patreon https://www.patreon.com/mkarg. Thanks! πŸ™‚

Welcome to the Liquibase Community | The Two Minutes Tuesday 038 | Open Source

I have fixed a lot of bugs in Liquibase, but it was worth it! If you like this video, please give it a thumbs up, share it, subscribe to my channel, or become my patreon https://www.patreon.com/mkarg. Thanks! πŸ™‚

No videos for long time! | The Two Minutes Tuesday 037 | Announcement

I feel very bad for letting you wait so long for new videos. But more open source stuff is in the queue! If you like this video, please give it a thumbs up, share it, subscribe to my channel, or Continue reading

JCommander 1.83

Some weeks ago CΓ©dric BEUST (the founder of JCommander, TestNG and GMail on Android) granted committer status to me, and appointed me as the release manager of JCommander. The first means, I can push commits into the Github repo. The Continue reading