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Author Archives: Sergio Lauriano Junior

Sergio is graduated in Software Development in the University City of São Paulo (UNICID). During his career, he get involved in a large number of projects such as telecommunications, billing, data processing, health and financial services. Currently, he works in financial area using mainly Java and IBM technologies.

How to Kill MySQL Process

This article is to describe how to kill a MySQL process and how to use long-running queries using a few commands on the terminal. 1. Introduction MySQL has tools to help us to manage and enhance our database performance. As an example, when a heavy query is executed on the database, it does a lot of issues like delay in ...

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Java 15 New Features Tutorial

In this article, we provide a tutorial about the new features of Java 15. With a lot of improvements and modernization features, Java 15 arrived at the beginning of September. Let’s see them all together! 1. Introduction Java 15 came with fourteen new features, grouped in the following categories: New FeaturesEdwards-Curve Digital Signature Algorithm (EdDSA)Hidden Classes Incubating and Preview FeaturesSealed ...

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Java 14 Switch Expressions

In this article, we will see one of the new features of Java 14 which are the Switch Expressions. Switch Expressions is an evolution of the Switch statement in Java, that was used as a decision code block.  1. Introduction Below, are the subjects that we’ll look in the article: Traditional Switch caseSwitch Expressions in Java 14Using Lambdas We start taking ...

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