Development

Como construir loops for no Go — step-by-step Programming tutorial on Progressive Robot

Como construir loops for no Go

Em programação de computadores, um loop é uma estrutura de código que faz um loop para executar repetidamente uma parte de um código, frequentemente até que alguma condição seja alcançada. O uso de loops em programação de computadores permite que você automatize e repita…

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How To Handle Errors in a Flask Application — step-by-step Python tutorial on Progressive Robot

How To Handle Errors in a Flask Application

In this tutorial, you’ll build a small web application that demonstrates how to handle common errors one encounters when developing a web application. You’ll create custom error pages, use the Flask debugger to troubleshoot exceptions, and use logging to track events in your application.

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Understanding Modules and Import and Export Statements in JavaScript — step-by-step Javascript tutorial on Progressive Robot

Understanding Modules and Import and Export Statements in JavaScript

As the importance of JavaScript in web development grows, there is a bigger need to use third-party code for common tasks, to break up code into modular files, and to avoid polluting the global namespace. To account for this, ECMAScript 2015 (ES6) introduced modules to the JavaScript language, which allowed for the use of import and export statements. In this tutorial, you will learn what a JavaScript module is and how to use import and export to organize your code.

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How To Define and Call Functions in Go — step-by-step Programming tutorial on Progressive Robot

How To Define and Call Functions in Go

A function is a section of code that, once defined, can be reused. Functions are used to make your code easier to understand by breaking it into small, understandable tasks that can be used more than once throughout your program. In this tutorial, we’ll go over how to define your own functions to use in your coding projects.

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Understanding Template Literals in JavaScript — step-by-step Javascript tutorial on Progressive Robot

Understanding Template Literals in JavaScript

The 2015 edition of the ECMAScript specification (ES6) added template literals to the JavaScript language. Template literals are a new form of making strings in JavaScript that add a lot of powerful new capabilities, such as creating multi-line strings, using placeholders to embed expressions in a string, and parsing dynamic string expressions with tagged template literals. In this article, you will go over the differences between single/double-quoted strings and template literals.

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Entendendo ponteiros em Go — step-by-step Programming tutorial on Progressive Robot

Entendendo ponteiros em Go

Quando você criar software em Go, você estará escrevendo funções e métodos. Você passa dados para essas funções como argumentos. Às vezes, a função precisa de uma cópia local dos dados e você quer que o original permaneça inalterado. Por exemplo, se você for um banco e tiver…

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