Someone asked me recently if FusionReactor could be used to do performance testing, specifically to test the performance of an application before and after upgrading their application server. I said FR COULD be used to help with that, absolutely. In the same way, one could imagine testing various other significant changes, such as a large-scale […]
Java is an Object Oriented Programming language, and all the OOPS (object-oriented programming systems) concepts are applicable in programming. There are four main pillars of OOPS, and they are: 1. Inheritance 2. Abstraction 3. Encapsulation 4. Polymorphism There is an additional pillar in OOPS that is the […]
Why is Technical Debt Becoming Increasingly Important What is Technical Debt? In simple terms, technical debt is what occurs when bugs or issues aren’t resolved in the earlier stages of development. Let’s assume you intend to start a new development project, and everything is going as planned; code is coming in, art is crafted, and […]
This morning I arrived to find our backup servers root file system full. This is very strange as the backups all go onto a second btrfs disk which has loads of space left. The Problem The root file system was using the full ~40Gb of disk even though the backup runs a single python script […]
Recently we were asked if we had specific integration for openmetrics to send information to FusionReactor Cloud. While we dont have support for openmetrics specifically we do have an API where any metrics can be posted from the FusionReactor instance. There 2 stages to getting this working. Firstly you need to use FRAPI to post […]
Object-oriented programming refers to the concept in high-level languages such as Java and Python that uses Objects and classes in their implementations. OOP has four major building blocks which are, Polymorphism, Encapsulation, Abstraction, and Inheritance. There are other programming paradigms such as Procedural programming in which codes are written in sequentially. Python and Java are […]
How to Find Memory Leaks in Your Application In software development, finding memory leaks is one of the most essential stages of the whole development process. It is worth noting that the most modern Integrated Development Environment (IDE) comes fully packed with a suite of debugging and profiling tools. These profiling instruments aren’t a universal […]
IntelliJ Memory Leak Detection IntelliJ is a pioneer development kit and one among JetBrains extended lineage of integrated development environments (IDE). This trailblazer IDE formerly shared the same name with the parent company – IntelliJ Software Company. To illustrate further the superiority of the IntelliJ IDE, it powers and supports over a dozen programming languages […]
Finding and fixing Spring Data JPA performance issues with FusionReactor For several years, Spring Data JPA has established itself as one of the most commonly used persistence frameworks in the Java world. It gets most of its features from the very popular Hibernate object-relational mapping (ORM) implementation. The ORM features provide great developer productivity, and […]
Spring Boot Performance Monitoring. Modern applications are highly distributed in nature, and thus they are often bundled with various dependencies like Database, caching, and much more. Monitoring becomes essential due to the complexity of the implementation scheme that comes within such advanced software. The Spring Boot Performance Monitor is a library kit that comes preinstalled […]
