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Recent Tutorials

Present ViewController in Swift

In this tutorial, you will learn how to present ViewController in Swift. By the end of this tutorial, you will have a working Swift code…

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Navigate From AppDelegate.swift to a Different ViewController

In this tutorial, you will learn how to navigate from AppDelegate.swift to different ViewController in Swift. By the end of this tutorial, you will have…

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Convert JSON String to NSDictionary in Swift

In this tutorial, you will learn how to convert JSON string to NSDictionary in Swift. By the end of this tutorial, you will have a…

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Send HTTP POST Request using Swift

HTTP POST request in Swift is a way to send data to a server. You use URLSession to create and send the request. You specify the…

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Sending HTTP GET Request in Swift

In this tutorial, you will learn how to send HTTP GET requests using Swift. HTTP GET requests are used to retrieve data from a server.…

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Disable Rotation of UIViewController Embedded into UINavigationController

In this tutorial, you will learn how to disable the rotation of UIViewController embedded into UINavigationController in Swift. By the end of this tutorial, you…

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Tutorials

Google Flutter

Flutter is Google’s UI toolkit for building beautiful, natively compiled applications for mobile, web, and desktop from a single codebase.

Tutorials

Swift

Swift is a robust and intuitive programming language created by Apple for building apps for iOS, Mac, Apple TV and Apple Watch.

Tutorials

Spring Boot Tutorials

Learn to build RESTful Java Web Services with Spring Framework. This section also includes lessons on how to Test RESTful Web Services.

Tutorials

Spring Cloud Tutorials

Learn to build RESTful Microservices with Spring Boot and Spring Cloud. Some tutorials also include video lessons.

Tutorials

Jersey & JAX-RS

Learn to build RESTful Java Web Services with Jersey & JAX-RS.

Tutorials

OAuth 2

A few tutorials on how to use OAuth2 in your Spring Boot Java applications.

Tutorials

Java Tutorials for Beginners

Java basics, Java OOP, Java Arrays, Collections, Error handling and more...

Tutorials

Java Functional Programming

In this section, you will find tutorials that teach Java 8 features such as Streams API, Lambdas, Optional, etc.

Tutorials

Java Reactive Programming for Beginners

Reactive Streams, Project Reactor, Hot & Cold Publishers and more...

Tutorials