A string is a sequence of one or more characters that may consist of letters, numbers, or symbols. In this tutorial, you’ll learn how to work with strings in Ruby. You’ll create strings, display them on the screen, store them in variables, join multiple strings together, and learn how to handle special characters such as newlines, apostrophes, and double quotes.
Lerna is as a tool for managing JavaScript projects with multiple packages with features such as package bootstrapping, parallelized builds, and artifactory publication. In this tutorial, you will install Lerna, create a working directory, initialize a Lerna project, create a monorepo, bootstrap your packages, and add a dependency to the packages.
Al escribir software en Go, escribirá funciones y métodos. Pasará datos a esas funciones como argumentos. A veces, las funciones requieren una copia local de los datos y le conviene que el original se mantenga inalterado. Por ejemplo, si maneja un banco y tiene una función…
Em Go, a função pré-definida init() faz com que uma parte do código execute antes de qualquer outra parte do seu pacote. Esse código vai executar assim que o pacote for importado e poderá ser usado…
Автор выбрал Creative Commons для получения пожертвования в рамках программы Write for DOnations. React — популярная система JavaScript для создания клиентских приложений. Первоначально эта…
Автор выбрал Creative Commons для получения пожертвования в рамках программы Write for DOnations. В этом обучающем модуле мы научимся создавать пользовательские компоненты в React. Компоненты…
MySQL supports the use of stored procedures, which group one or multiple SQL statements for reuse under a common name. Using stored procedures, you can create reusable routines for common tasks to be used across multiple applications, provide data validation, or deliver an additional layer of data access security. In this tutorial, you’ll learn what stored procedures are and how to create basic stored procedures that return data and use both input and output parameters.
L’auteur a choisi Creative Commons pour recevoir un don dans le cadre du programme Write for DOnations. Dans ce tutoriel, vous apprendrez à créer des composants personnalisés dans…
Machine learning is a subfield of artificial intelligence (AI). The goal of machine learning generally is to understand the structure of data and fit that data into models that can be understood and utilized by people. Although machine learning is a field within computer…
El autor seleccionó la Electronic Frontier Foundation para recibir una donación como parte del programa Write for DOnations. Uno de los mayores desafíos en el…
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