O método toString do Java,Criou uma classe maneira e na hora de mostrar o resultado com print() viu uns números estranhos? class User { private String name; private int age; User...

Getting the database url at run time,There is a springboot application, which connects to the oracle data. The url for the database is configured as spring.datasource.url=jdbc:orac...

Spring4Shell: Spring Remote Code Execution Vulnerability, Spring unauthenticated RCE via classLoader manipulation Photo by Emile Perron on Unsplash A critical zero-day vulnerabilit...

Vulnerabilidade do Spring e Java de março de 2022 | SpringShell ou Spring4Shell,Autor: Rodrigo Tavares Introdução Afinal de contas, o que é essa vulnerabilidade do Spring Frame...

Logging Best Practices – MDC, Ingestion and Scale,I don't care about religious wars over 'which logger is the best'. They all have their issues. Having said that, the worst logger...

Implementing Distributed Tracing in a Java application,Monitoring and troubleshooting distributed systems like those built with microservices is challenging. Traditional monitoring...

How an overlook in development wreaked havoc on the internet - The Log4Shell Vulnerability,Java is a funny language. The people who use it can often be found ranting about it on re...

Google Cloud Functions 2nd gen,Google has just released in beta the second generation of Google Cloud Functions. For those who are not yet familiar with Google Cloud Functions you ...

An easy way to group objects in java,In this example, we will be making grouping easy to use on Maps objects that contain collections as values. For instance, we hava a Map of Inte...

How To Solve the issue of WebView not redirecting to payment gateway or showing white screen,If you are having a blank page when redirecting to another url within your WebView Andr...

Handling null: optional and nullable types,Java has long been infamous for its NullPointerException. The reason for the NPE is calling a method or accessing an attribute of an obje...

Do You Want to Improve Your Code Quality in Java?, coding_practices (5 Part Series) 1 Is Recursion Worth it? 2 My Personal Experience with Overengineering vs. Under-engineering 3 D...