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Software Development
Beyond the Wall Clock: Tracking Causality in Distributed Systems
In the world of distributed systems, the concept of “time” is notoriously fragile. You might assume that a server in…
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Enterprise Java
Kafka CommitFailedException: Causes and Prevention
Apache Kafka provides reliable message consumption by allowing consumers to periodically commit their offsets. Offset commits inform Kafka that a…
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Software Development
The Real Cost of Distributed Transactions: Why Two-Phase Commit Falls Apart at Scale
2PC promises the same all-or-nothing guarantee you get from a single database. At real scale, that promise comes with a…
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Software Development
Understanding Kubernetes Scheduling: How the Control Plane Decides Where Your Workload Lives
Pod placement looks like a black box until you see it for what it actually is: a two-stage pipeline of…
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Core Java
Hibernate @EmbeddedTable Explained
Hibernate has traditionally supported embedded objects through the @Embeddable and @Embedded annotations, allowing developers to model reusable value objects without…
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Meta JCG
[FREE EBOOKS] Data Makes the World Go ‘Round, Work for What’s Next & Four More Best Selling Titles
Hello fellow geeks, Fresh offers await you on our Information Technology Research Library, please have a look! Data Makes the…
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Software Development
The Two Generals’ Problem: Why Perfectly Reliable Message Delivery Is Mathematically Impossible
Every retry, every ack, every at-least-once delivery guarantee is built on top of a proof that says the thing you…
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Core Java
A Simple Java Image Viewer
This is my second post in the GIS series—a simple Java Swing Image Viewer that explores the math behind image…
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Core Java
Records and Compact Constructors: Where Validation Logic Actually Belongs
Records hand you equals, hashCode, and toString for free. They don’t hand you immutability for free the moment an array…
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