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Dicionário dos investimentos: 1- Tudo sobre renda fixa aaaaa

Static Keyword! Understanding this keyword once and for all! The static keyword is used for memory management. It can be used with variables methods, blocks and nested classes. The static keyword belongs to the class than an instance of the class. Variable static of the class has the same value for any object. You don’t need to creat object to access it. It doesnt depends of a instance variable. Static variables have a relationship with a class as a whole, while variables that are not static are associated with a specific class instance (object) and can manipulate as the object’s instance variable....

Inheritance, Interface and Polymorphism! Understand the concepts and the differences! Inheritance: In Java, inheritance is a fundamental object-oriented programming concept that allows you to create new classes (known as subclasses or derived classes) based on existing classes (known as superclasses or base classes). The inheritance relationship establishes an “is-a” relationship between classes, where the subclass inherits the properties and behaviors of the superclass. a To define a subclass and establish inheritance, you use the extends keyword....

JDK, JRE, and JVM are all important components of the Java platform, but they serve different purposes. JVM stands for Java Virtual Machine, which is an abstract machine that runs Java bytecode. It provides a runtime environment in which Java programs can run, regardless of the underlying operating system and hardware. JVM interprets the Java bytecode and executes it on the underlying system. JRE stands for Java Runtime Environment, which includes the JVM, as well as libraries and other files necessary for running Java applications....

My first post: The history Of Java! When one of the greatest and most used languages in the world begins! Java is a high-level programming language originally developed by Sun Microsystems and released in 1995. The language was designed to be portable, secure, and easy to use. Java quickly became popular and is now one of the most widely used programming languages in the world. Java’s roots can be traced back to the early 1990s when Sun Microsystems set out to develop a new programming language that could run on a wide range of hardware and operating systems....