IRB, short for Interactive Ruby, is a REPL (read-eval-print loop) which serves as a quick way to explore the Ruby programming language and try out code without creating a file. In this tutorial, you’ll use IRB to run some code, inspect its output, bring in external libraries, and customize your IRB session.
До настоящего момента в нашей серии статей о программировании на языке Go вы использовали команду [`go…
Использование циклов for в Go позволяет эффективно автоматизировать и повторять выполнение задач. Понимание принципов контроля и работы циклов позволяет использовать в программе персонализированную логику. Вы можете контролировать циклы с помощью выражений break и…
In a previous part of this series, you learned how to obtain database records using the all() method from within an Eloquent model, sorting the resulting collection with the sortDesc() method. In this guide, you’ll learn how to use the orderBy() method to sort results in the database query itself, which offers more flexibility and performance to order query results at the database level.
Here’s an overview of the basics of Codelgniter.
When writing software in Go you’ll be writing functions and methods. You pass data to these functions as arguments. Sometimes, the function needs a local copy of the data, and you want the original to remain unchanged. In this article, you will learn how to create and use pointers to share access to the memory space for a variable.
Learn about inheritance in Java, its types, advantages, and real-world examples. Understand how to implement single, multiple, and hierarchical inheritance in Java.
Master Java Generics with this guide! Learn what generics are, their advantages, and how to use them effectively in collections, methods, and classes.
Learn generics in Go 1.18+ with type parameters and constraints. Build a card deck example and migrate from interface{} to reusable, type-safe code.
In this tutorial, you’ll set up a Ruby programming environment on your local macOS machine using Homebrew—a free and open-source package manager for macOS—and you’ll test your environment out by writing a simple Ruby program.
