Knowledge Base

  • Como Instalar o Java com `apt` no Ubuntu 18.04

    O autor selecionou o Open Internet/Free Speech Fund para receber uma doação de $100 como parte do programa Escreva para DOações. Introdução Java e a JVM (Java's virtual machine) são necessários para utilizar vários tipos de software, incluindo o Tomcat, Jetty, Glassfish, Cassandra e Jenkins. Neste guia, você irá instalar várias versões do Java Runtime Environment (JRE) e do Java Developer Kit (JDK) utilizando o apt. Você irá instalar o OpenJDK e também os pacotes oficiais da ...

  • Como Instalar e Utilizar o TensorFlow no Ubuntu 18.04

    Introdução O TensorFlow é um software open-source de aprendizado de máquina ou machine learning usado para treinar redes neurais. As redes neurais do TensorFlow são expressas sob a forma de gráficos de fluxo de dados stateful. Cada nó no gráfico representa as operações realizadas por redes neurais em matrizes multidimensionais. Essas matrizes multidimensionais são comumente conhecidas como “tensores”, daí o nome TensorFlow. O TensorFlow é um sistema de software de deep learnin...

  • How To Build a Customer List Management App with React and TypeScript

    The author selected the Tech Education Fund to receive a donation as part of the Write for DOnations program. Introduction TypeScript has brought a lot of improvement into how JavaScript developers structure and write code for apps, especially web applications. Defined as a superset of JavaScript, TypeScript behaves identically to JavaScript but with extra features designed to help developers build larger and more complex programs with fewer or no bugs. TypeScript is increasingly gaining popul...

  • How To Do Math in Go with Operators

    Introduction Numbers are common in programming. They are used to represent things such as: screen-size dimensions, geographic locations, money and points, the amount of time that passes in a video, positions of game avatars, colors through assigning numeric codes, and so on. Effectively performing mathematical operations in programming is an important skill to develop because of how frequently you’ll work with numbers. Though a high-level understanding of mathematics can certainly help you b...

  • Understanding Boolean Logic in Go

    The Boolean data type (bool) can be one of two values, either true or false. Booleans are used in programming to make comparisons and to control the flow of the program. Booleans represent the truth values that are associated with the logic branch of mathematics, which informs algorithms in computer science. Named for the mathematician George Boole, the word Boolean always begins with a capitalized B. The data type in Go for Boolean is bool, all lowercase. The values true and false will always...