Data Initialization Here is the cheatsheet to initialize different Redis data types: I was able to set the values for different data types. However, when I tried to use GET on a datatypes other than String, I got an error: “(error) WRONGTYPE Operation against a key holding the wrong kind of value”. Key Commands String … Read more
Overview Using aliases saves you time and helps you avoid typos. On my daily work as a developer, I have to issue git commands many times. Thanks to aliases, I can avoid many mistakes when typing commands. On Linux/Mac, it is super easy to create aliases with your bashrc/zhsrc file. However, you need extra work … Read more
Overview Spring Boot 3 came out with a lot of promises. The most prominent thing is the native image build. I currently deploy my apps as a fat jar in containers with JRE and it took around 20s to boot up. Thus, I would love to try the native build to see if is there … Read more
Overview Recently, due to the degradation of my internet connection, I was unable to use my remote keycloak instance hosted on Digital Ocean New York server. My only choice to be able to develop again is to create a local Keycloak instance. The bad news is when I ran the container using jboss/keycloak image, I … Read more
Overview Reading files is quite a common task in Java programming, and there are several ways to do so without relying on external libraries. In this tutorial, we will discuss four different ways to read text files in Java 8+ using built-in classes and APIs. We will go over examples of how to read text … Read more
Overview ThreadLocal provides a mechanism where multiple threads can store their own data on a single ThreadLocal object. You can think of ThreadLocal as a bank. Multiple can go to a single bank, deposit, and withdraw money. It is also the analogy of this tutorial. ThreadLocal Quick Example Using the bank analogy, let’s say there … Read more