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Latest Articles
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PostgreSQL’s Deadlocks
Have you ever faced a database deadlocks in Postgres? In this article, I will tell a story about the deadlocks, A Journey Through PostgreSQL’s Conundrums.
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Create an Angular Project Connected to Spring Boot
I will create an Angular project to communicate with an existing Spring Boot Backend.
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Create a RESTful CRUD Application with Spring Boot
In this article, I will show what are the main endpoint needed to have a CRUD application. I show how and explain to create those endpoints to be RESTful compliant.
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Connect a Database to a Spring Boot Application
In this article, I will connect my Spring Boot Application to a PostgreSQL database. Adding the dependencies, configuring the application and creating the entities and repositories.
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Creation of Spring Boot App and CORS Configuration
In this first article, I will start by creating the Spring Boot application and configure the CORS to be accessible by any Frontend (Angular or React).
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Can Only a Genius Be a Developer?
I’ve seen a lot of people asking if you have to be a genius to be a developer. Or if everyone can be a developer. Why do people want to be a developer?
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Java 21 is coming! What’s new?
Java 21 will be released the September 19th of 2023. But the most important, is what this version includes. String templates, Record Patterns, Pattern Matching for Switch and the Virtual Threads.
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How to connect to a PostgreSQL database through a SSH tunnel
When working with a remote database, it’s infrequent to have it accessible through the Internet. When accessing a database of a project, I use to go through another machine, through a bastion host.
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The Biggest Lesson I Learned From My Biggest Failure as a Web Developer
I put down a production database because I trusted my script. And here is how I’ve learned a big lesson
Work Together
Looking for help on a project? To optimize the performance of your application ? Or to reduce the costs of you AWS infrastructure?
Build a Backend with Spring Boot in 9 Steps
Do you want to create a Spring Boot Backend? Do you want to create a website? Here are the 9 steps I follow to create a backend with Spring Boot.
Build a Microservices Architecture with Spring Cloud
Are you looking to build a Microservices architecture? To create Microservices with Spring Cloud and Kubernetes? Here are the main design patterns used in Microservices Architectures.
The Dev World - Sergio Lema 