What is automatic garbage collection? Automatic garbage collection is the process of looking at heap memory, identifying which objects are in use and which are not, and deleting the unused objects. An in use object, or a referenced object, means that...
What is a proxy server? Proxy service means act on behalf of another machine. Proxy server is a system or router that provides gateway between users and internet. It helps prevent cyber attackers from entering a private network. What is a forward pro...
What is memory management? Memory management is the functionality of an operating system which handles or manages primary memory and moves processes back and forth between main memory and disk during execution. Process Address Space The process addre...
https://examples.javacodegeeks.com/core-java/dynamic-class-loading-example/ What is dynamic class loading? Dynamic Java Class allows the Java platform with the ability to install software components at run-time where you can load your classes in a la...
Why do we need logical clocks? The concept of time is fundamental to our way of thinking about ordering of events in a system. Since physical clocks in a distributed system can drift among each other, it will be very difficult to enforce total orderi...
What is a rate limiter Rate limiting is preventing frequency of an operation from exceeding a defined limit.It is commonly used to protect underlying services and resources from unintended and malicious overuse. Why to rate limit Preventing resourc...
Kafka Architecture Producers send messages (records) to kafka cluster which comprises of multiple brokers brokers manage the messages in terms of topics each topic has multiple partitions one or more consumers are grouped as consumer group, each c...
Follow up post from Hashing example applied in database partitioning Why do we need consistent hashing? To address drawbacks with static hashing technique, to list a few, tight coupling with number of nodes in the distributed system makes it cumber...
Ever felt tired of reading long articles with lot of repetitive information? reading through bunch of self explanatory paragraphs and miss what matters the most? This article covers the most important points without self descriptive lengthy explanato...
