Spring Cloud Sleuthと、Twitterがオープンソース化したZipkinを通し、Javaアプリケーションでは分散トレーシングをどうやって行えるかご紹介します。
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The document discusses minimizing the size of a Java "Hello World" class file. It begins by creating a simple "Hello World" Java class that prints the message, which compiles to a 408 byte class file. The document then explores using Jasmin assembler to reduce the size to 303 bytes by removing the constructor. It analyzes the class file format and constant pool, identifying the constant pool as th
The document discusses Functional Reactive Programming (FRP). It provides an overview of FRP, explaining that it is a programming paradigm for reactive programming using functional programming techniques. It contrasts the treatment of values and events in FRP compared to traditional programming by treating events as values that change over time. Examples are given showing how FRP reacts to changes
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