In this tutorial, you will learn how to create and run your own Zuul API Gateway and how to register with it more than one Spring Boot Microservice. To be able to follow this tutorial you need to know how to create simple RESTful Web Services with Spring Boot. If you need to review that,…
Read More Zuul API Gateway TutorialIn this tutorial, you will learn how to start up your own Spring Cloud API Gateway and how to make it route HTTP Requests sent to a registered with Eureka Discovery Server Microservice. I will also show you how to register more than one Spring Boot Microservice with Eureka and how to configure your Spring…
Read More Spring Cloud API Gateway TutorialIf you are working on a REST API for your project and you need to document it so that you can share API documentation with other team members or external to your team developers, there are at least a couple of ways to do it: You can either open a new Google Document and start…
Read More How To Document REST APIIn this Swagger tutorial, I am going to share with you how to add Contact and API information to your RESTful Web Service documentation created with Swagger. When adding Swagger to our RESTful Web Service, we usually create a new configuration Java Class which is then annotated with @Configuration annotation. Below is an example of…
Read More REST API Contact and ApiInfo with SwaggerIn this tutorial, you will learn how to add Swagger or an OpenAPI support to your Spring Boot project so that you can start documenting your REST API. To be able to follow this tutorial you will need to have your REST API Spring Boot project created. If you do not have one, here is…
Read More How to Add Swagger to a Spring Boot REST API ProjectIf your mobile or web app allows the user to register and have an account with your project then you also need to let users recover their lost or forgotten password. And in this video tutorial, I am going to share with you a few videos that will help you implement Password Reset functionality in your…
Read More Password Reset in REST API. Video tutorial.When you start building a mobile app most likely you will need to build pages like user Sign up and once user has successfully registered, you will need to create a Sign in page. I have created many video tutorial how to implement these pages in Swift and if you follow those you will no doubt…
Read More REST API with Java JAX-RS. Create and Deploy to Amazon Cloud.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 URL, set the request method to POST, and include any necessary headers or body content. After sending the request, you handle the response in a completion handler. In this tutorial,…
Read More Send HTTP POST Request using SwiftIn this tutorial, you will learn how to send HTTP GET requests using Swift. HTTP GET requests are used to retrieve data from a server. They are one of the most common types of HTTP requests, and they are often used to access RESTful APIs. When you send a GET request, you’re asking the server…
Read More Sending HTTP GET Request in SwiftIn this tutorial, I will show you how to validate an email address in Swift using regular expression. I will: Use a TextField for user input Use a regular expression for email validation, and Change the background color to indicate whether the email is valid. At the end of this tutorial you will find a…
Read More Validating Email in Swift Using Regular ExpressionIn this tutorial, you will learn how to fetch Facebook user profile details in Swift. First, you’ll implement sign-in with Facebook, and once logged in, you’ll fetch the user’s profile details using the Facebook SDK. Step 1: Register Your Facebook Developer Account Before integrating Facebook Login into your app, you must register as a Facebook…
Read More Fetch Facebook User Profile Details in SwiftIn this tutorial, you will learn how to customize UINavigationBar appearance programmatically within a UIViewController. You will use the new UINavigationBarAppearance introduced in iOS 15, but I will also provide a fallback for earlier versions. Set the Navigation Bar Background and Title Color For iOS 14 and Earlier Before iOS 15, you would have to…
Read More Customize Navigation Bar Programmatically in SwiftIn this tutorial, you will learn how to create and customize UITextView programmatically in Swift. Creating and customizing a UITextView programmatically in Swift involves several steps. Here’s how you can do it: Step 1: Create UITextView Programmatically To create UITextView programmatically, you will need to first create an instance of UITextView. This can be done…
Read More Create and Customize UITextView Programmatically in SwiftIn this tutorial, you will learn about the retryable and non-retryable exceptions in Apache Kafka. You’ll learn how to create your own custom exceptions and how to register then with Kafka’s DefaultErrorHandler object. To demonstrate how retryable and not retryable exceptions work, I will use the Kafka Consumer Spring Boot Microservice, which I created earlier.…
Read More Retryable and Not Retryable Exceptions in Apache KafkaIn this tutorial, you will learn how to use the @Bean configuration for the Kafka producer in a Spring Boot application. Introduction A Kafka producer is a client that sends messages to a Kafka topic, which is a logical name for a stream of records. A Kafka producer can specify various configuration properties to control…
Read More Apache Kafka Producer @Bean Configuration