The Mutex Club: AtomicReference’s Double-Edged Sword
Key Insights ### Lock-Free Algorithms AtomicReference is the secret sauce behind many lock-free data structures: no JVM locks, no thread…
The Mutex Club: Mastering AtomicInteger in Java Concurrency
Foundation: Why AtomicInteger? If you’ve ever seen your Java app freeze under thread contention, you know that synchronized blocks are…
The Mutex Club: The Volatile Keyword – Hero, Hazard, or Just a Wingman?
Introduction Volatile… hero or hazard? Think of it as your underpaid sous-chef that always brings you the latest ingredients (visibility), but…
The Mutex Club: Park or Perish with Java’s LockSupport.park()
Key Insights ### Bare-Metal Thread Blocking Ever wondered how Java tames threads under the hood? LockSupport.park() is the primitive that puts…
The Mutex Club: Mastering LockSupport.unpark() for Robust Java Concurrency
TL;DR; Park/unpark gives each thread a single ‘permit’: no more stacking, no more lost wakeups. It’s the low-level muscle…
The Mutex Club: ReentrantReadWriteLock—Concurrency Lifesaver or Disaster Waiting to Happen?
A Concurrency Playground or a Deadlock Dungeon? Think your Java app needs speed? Enter ReentrantReadWriteLock, the bouncer that lets a swarm…
The Mutex Club: Java’s StampedLock — Three Modes, One Sharp Edge
Introduction StampedLock is the concurrency Swiss Army knife you never knew you needed—until you cut yourself on the corkscrew. Introduced in…
The Mutex Club: tryLock()—Power Tool or Bug Factory?
Key Insights – Non-blocking magic: tryLock() grabs a mutex if it’s free and immediately returns a boolean instead of parking your…
The Mutex Club: Taming Java’s ReentrantLock Like a Pro
Key Insights # What Is ReentrantLock? ReentrantLock from java.util.concurrent.locks is Java’s explicit, flexible alternative to the…
The Mutex Club: Mastering notify_one() vs notify_all()
The Concurrency Turbo Button Picture your threads lined up at a stoplight—waiting on a condition variable. Hit notify_one(), and a single…