Java Thread Lifecycle: States, start, yield, sleep, interrupt, join
Understanding Java thread lifecycle management: thread states, start, yield, sleep, interrupt, join, daemon threads and common pitfalls.
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Tiered Compilation in the JVM
Explore C1 and C2 JIT compilers, on-stack replacement, and deoptimization handling in the JVM's tiered compilation model.
ZGC and Shenandoah: Ultra-Low Latency Garbage Collectors
How ZGC and Shenandoah achieve sub-millisecond pause times through concurrent operations and load barriers, without stopping your application.
Java Fundamentals Roadmap
A comprehensive learning path from Java basics to object-oriented programming mastery. Master variables, data types, control flow, OOP concepts, collections, and core Java libraries.
Abstract Classes in Java
Learn about partially implemented classes that define contracts for subclasses using abstract methods and concrete implementations.
Arithmetic Operators in Java
Master Java arithmetic operators: addition, subtraction, multiplication, division, and modulo with integer division gotchas and operator precedence explained.
Array Basics in Java
Learn Java array fundamentals: declaration, initialization, element access, and the length property explained simply.
ArrayList in Java
Learn ArrayList: dynamic resizing, internal array management, when to choose ArrayList over plain arrays, and performance trade-offs.
Java Autoboxing and Unboxing
Master autoboxing and unboxing in Java: automatic conversion between primitives and their wrapper classes, including performance implications and common pitfalls.
Bitwise Operators in Java
Master Java bitwise operators: AND, OR, XOR, NOT, and shift operators for manipulating individual bits, flags, and masks in low-level programming.