Grzegorz Mirek
Java Code Geeks
Poland
Contact Grzegorz
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Past articles by Grzegorz:
Thread Local Allocation Buffers
Interested to learn about Local Allocation Buffers? Check our article explaining how Java application suffer from performance issues due to allocations. → Read More
The Right Flow For The Job: Which OAuth 2.0 Flow Should I Use?
Interested to learn about OAuth 2.0 Flow ? Check our article discusses the different OAuth 2.0 flow and discuss their usages. → Read More
Do You Really Know CORS?
Interested to learn more about CORS? Then check out our article where we talk about Cross-Origin Resource Sharing and What’s Same-Origin Policy! → Read More
Why debugging in production is so tempting?
Debugging in Production Why debugging in production is so tempting? In one of my first jobs, one o... → Read More
Understanding Java Buffer Pool
Understanding Java Buffer Pool The buffer pool space is located outside of the garbage collector-ma... → Read More
Profiling in Production
Profiling in Production If you ever had some serious issues with a performance of your Java applica... → Read More
Ring Buffer – a Data Structure Behind Disruptor
Ring Buffer – a Data Structure Behind Disruptor Disruptor is a high-performance library for passing... → Read More
A Tale of Two Iterators
When you look at the most popular Java interview questions, you might encounter the one about fail-f... → Read More
GC Explained: Algorithms
As described in the previous post, we have four different garbage collectors available in HotSpot JV... → Read More
GC Explained: Collectors Overview
The current version of HotSpot JVM includes three types of garbage collectors:– Serial Collector... → Read More
GC Explained: Heap
Generational Garbage Collectors JVM heap is divided into two different Generations. One is called Y... → Read More
What causes OutOfMemoryError?
OutOfMemoryError might be thrown when one of the following circumstances occurs: JVM run out ... → Read More
Safepoints | Java Code Geeks
Safepoints There two logical groups of threads in Java application:application threads perfor... → Read More