Let’s optimize PostgreSQL Geospatial query performance! One of the biggest challenges while querying geospatial data is performance and scalability. That could be faced with a geospatial area as big as a country, a continent, or as small as your garden. The geometry datatype in a table can hold data in different forms, varying from a […]
4 Pillars of OOP
Let’s have a look at the 4 Pillars of OOP and try to understand what are the 4 pillars of Object-Oriented Programming Object-Oriented Programming (OOP) is one of the basics core paradigms of software programming. It can be easy and simple or very complex and complicated. Totally based on how you decide to design your […]
HTTP GET Request with a Request Body using RestTemplate
Lets have a look on how to send HTTP GET Request with a Request Body using RestTemplate! As much as I dislike the idea of having a HTTP GET request with a request body, I recently got stuck with one. I had to call an external service endpoint, in one of my projects last week. […]
How to set up DynamoDB locally using Docker
Lets have a look on how we can set up DynamoDB locally in 5 minutes! For one of my recent projects, I had to use DynamoDB. The client I was working for expected me to have a separate DynamoDB account. Meh.. He didn’t feel like providing me a DynamoDB instance on his AWS account, (security […]
How To: Authorize using Json for Google Domain wide Delegation
Using Json for Google domain wide delegation was one of the challenging tasks for me. The reason being the Google’s official documentation, as it uses p12 file to access service account. After digging into a couple of recent versions of GoogleCredentials API, I figured out a method that allows us to access G-suite using service […]
Hot Swap in Spring Boot Application – Live Reload
Are you one of the legacy Spring developers? Are you annoyed with the restarting of Spring Boot application every single time you make a small change in your java classes? I feel your pain bruh 😀 , but not anymore! 😉 Here is how to hot swap in spring boot application! Spring Boot has released […]
Add Custom Fonts to Jasper Report in Java
Sometimes its quite easy to find a library or a solution and implement it just by following a couple of steps. But sometimes it can be painful. Very painful. That’s something I faced recently. I had to add custom fonts to jasper report in a Java project. Sadly the JasperReport community wasn’t too helpful as […]
WebSocket in Spring Boot / Spring Framework
Lately I got a chance to get my hands dirty with WebSocket in Spring Boot. The idea was to broadcast the progress of an Async task that took a while to complete its operation. At first, it felt like a nightmare to me (I over-reacted, yes) but by the time I completed my research of […]