A Simple Thread Pool Usage in Java

Thread programming is a technique that allows a program do divide itself into multiple, concurently executing tasks called threads, which can improve performance and responsiveness by utilising  multiple CPU cores…

How to make API calls in Java

Nowadays, RESTful APIs are used everywhere for fetching data from an external resource. Frankly speaking, the approaches of fetching remote data will not work for all RESTful resources. In other…

How to compile and run a simple Java program relying on dependencies

As you know, compiling or running programmes relying on dependencies without build tools is a headache. I am an old-school guy who loves to test and run any program from…

How did I reduce the deploying time of BioModels?

I have worked with BioModels as an enterprise application for nine years. I don’t remember when deploying times became too slow; it was a nightmare because it took more than…

How to extract a sub list in Groovy

Groovy has a built-in method on the List type to return a view of the portion of a List object between the specified fromIndex, inclusive, and toIndex, exclusive. The method…

How to ignore top rows in CSV or TSV files

Working with CSV or TSV files, we often ought to ignore the header row (aka. the column headers) before reading the rest of the file. To strip out the first…

Working with the Grails Database Migration Plugin

In this post, I want to share with you some experience you might find useful for your projects when working with the Grails Database Migration plugin. Brief information of the…

Java Remote Debugging

https://itnext.io/remote-debugging-spring-boot-on-kubernetes-a5f96a40e5c0 https://medium.com/swlh/remote-debugging-a-java-application-running-in-docker-container-with-intellij-idea-efe54cd77f02 https://www.youtube.com/watch?v=OmQU1p0wQmY&t=608s https://blog.christianposta.com/kubernetes/java-remote-debug-for-applications-running-in-kubernetes/ https://medium.com/swlh/remote-debugging-a-java-application-running-in-docker-container-with-intellij-idea-efe54cd77f02 https://docs.oracle.com/javase/8/docs/technotes/guides/jpda/conninv.html#Invocation    

Optional Parameters in Java: Common Strategies and Approaches

Recently, I have written an introduction of default arguments in C++. Now, we are aiming to work with default parameters in Java to see what are similar and different. I…

Deploying a Grails App in a standalone Tomcat Docker container

Recently, I have written the post to keep how to dockerise Grails apps with an embedded Tomcat. However, we are entirely able to run Grails apps in a standalone Tomcat,…