15 Most Common Microservices Interview Questions (and Answers)
Prepare yourself with answers to the most common microservices interview questions
Securing Spring Boot microservices with OAuth2
In this article, we will look at the different OAuth 2.0 concepts and how to implement spring boot microservices that leverage OAuth 2.0
5 minute guide to cloud talent market for professionals & recruiters
Cloud engineering, development & operations encompass a variety of roles. This articles explains the 5 broad categories of cloud positions and provides a mental model to understand cloud job openings
How to – Consume Kafka Events Using spring-kafka
Discuss basic kafka consumer application application concepts and how to set one up using spring-kafka
Understanding BufferedWriter in Java with Examples
When you use BufferedWriter to write, the data gets written to an internal buffer.
Only once the internal buffer is full OR if there is a need to flush, this data gets written to the target character stream/writer.
This buffering approach reduces the (costly) interactions with writing to the network or the disk thereby improving the performance compared to using non buffered writers.
Understanding time complexity using Big-O notation and examples
The idea behind Big-O notation is to describe how many operations a process takes depending on the size of the problem. In doing this, we are able to communicate the relative complexity of the code algorithm
How to effectively benchmark using Java Microbenchmark Harness (JMH)
In this article, we will discuss the need for benchmarking and illustrate the concepts and usage of Java Microbenchmark Harness (JMH) with examples.
Understanding Recursion in Java with examples
What is recursion in Java, two types of recursion with examples and how to solve some common problems with recursion.
How to reverse a String in Java – 7 ways with Examples
There are several ways to reverse a String in Java. Let’s look at seven ways with code examples including using recursion, Deque, char array, StringBuilder, etc.