Programming

Java RandomAccessFile Example — step-by-step Programming tutorial on Progressive Robot

Java RandomAccessFile Example

URL: https://www.progressiverobot.com/java-randomaccessfile-example/ Java RandomAccessFile provides the facility to read and write data to a file. RandomAccessFile works with file as large [array of bytes](/community/tutorials/string-byte-array-java) stored in the file system and a cursor using which we can move the file pointer position. Java RandomAccessFile !Java RandomAccessFile, RandomAccessFile in java, Java RandomAccessFile read write append example RandomAccessFile […]

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How To Install Ruby and Set Up a Local Programming Environment on Windows 10 — step-by-step Programming tutorial on Progressive Robot

How To Install Ruby and Set Up a Local Programming Environment on Windows 10

This tutorial will go over how to set up a Ruby programming environment on your local Windows 10 machine using the command line. You’ll configure Bash on Windows, and then use the Ruby Version Manager—better known as RVM, a software platform built to manage multiple Ruby installations—to install the latest version of Ruby and its prerequisites. Then you’ll test your environment out by writing a simple Ruby program.

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Типы данных в Go — step-by-step Programming tutorial on Progressive Robot

Типы данных в Go

Типы данных определяют виды значений, которые сохраняются определенными переменными при написании программы. Типы данных также помогают определить операции, которые можно выполнять с использованием данных. В этой статье мы рассмотрим наиболее важные типы данных в Go. Это не…

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How To Use Comments in Ruby — step-by-step Programming tutorial on Progressive Robot

How To Use Comments in Ruby

Comments are lines in computer programs that are ignored by compilers and interpreters. You can use comments to make your programs easier for other programmers to understand by providing more context or explanation what each part of a program is doing. In this tutorial, we will look at how to use comments in Ruby programs to leave notes, as well as how to use them as a debugging tool.

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How To Format Strings in Go — step-by-step Programming tutorial on Progressive Robot

How To Format Strings in Go

In this tutorial, we’ll go over some of the ways we can work with Go strings to make sure that all output text is formatted correctly. Topics we will cover include: quotes, apostrophes, multiple lines, escape characters, and raw strings.

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Importar paquetes en Go — step-by-step Programming tutorial on Progressive Robot

Importar paquetes en Go

Habrá ocasiones en las que su código necesitará funciones adicionales fuera de su programa actual. En estos casos, puede usar paquetes para sumar sofisticación a su programa. Un paquete representa todos los archivos en un solo directorio en el disco. Los paquetes pueden…

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How To Use JSON in Go — step-by-step Programming tutorial on Progressive Robot

How To Use JSON in Go

Programs need to store data their own data and communicate with each other. JSON is a popular way to do both. In this tutorial, you will use Go’s `encoding/json` package to enode and decode JSON data so that you can save your own JSON data and interact with APIs.

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Mockito Mock Void Method — step-by-step Programming tutorial on Progressive Robot

Mockito Mock Void Method

URL: https://www.progressiverobot.com/mockito-mock-void-method/ Most of the times Mockito when() method is good enough to mock an object's behavior. But when we have to mock a void method, we can't use when(). Mockito Mock Void Method Mockito provides following methods that can be used to mock void methods. doAnswer(): We can use this to perform some operations […]

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Importando pacotes em Go — step-by-step Programming tutorial on Progressive Robot

Importando pacotes em Go

Haverá ocasiões em que o seu código irá precisar de funcionalidades adicionais, fora do seu programa atual. Nesses casos, utilize pacotes para tornar seu programa mais sofisticado. Um pacote representa todos os arquivos em um único diretório em disco. Os pacotes podem definir…

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