Build Simple Login in PHP

avatar-krasimir.jpg Krasimir Hristozov

Building a user authentication system for your Web application from scratch can be a deceptively tricky job. It seems easy at first, but there are so many details you have to consider - hashing the passwords properly, securing the user sessions, providing a way to reset forgotten passwords. Most modern frameworks offer boilerplate code for dealing with all of these issues but even if you’re not using a framework, do not despair. In this article,...

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Build a Basic Android App with Xamarin and Visual Studio

avatar-jonathan-ray.jpg Jonathan Ray

Are you a .NET developer that has always wanted to make a mobile application? Or maybe you have tried building native mobile apps with Android or iOS but didn’t like the languages? Well then, you are in luck! The .NET world has been blessed with Xamarin; a set of tools that lets you build mobile apps for Android, iOS, and Windows within Visual Studio. Xamarin has two main flavors: Xamarin platform (Xamarin.iOS and Xamarin.Android) and...

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Design and Develop an Android App with React Native and Publish to Google Play Store

avatar-kpenzhorn.jpg Karl Penzhorn

As mobile app usage is expected to continue to grow, now is as good a time as any to get into the market. Android is by far the most popular OS worldwide and the dominant way to get Android apps to phone users is the Google Play Store. In this tutorial, you’ll build a React Native app and I’ll walk you through everything from how to pick a design, as well as setting up your...

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Build a Basic Website with ASP.NET MVC and Angular

avatar-isuta.png Ibrahim Šuta

ASP.NET has been around for a long time. When Microsoft introduced ASP.NET MVC, it changed the way many developers approach their codebase. There is an excellent separation of concerns, a TDD friendly framework, and easy integration with JavaScript while maintaining full control over rendered HTML. On the client side, a lot of .NET developers prefer Angular because it comes with TypeScript and it’s a much closer language to C# than plain JavaScript. Angular is an...

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Build a Simple CRUD App with Python, Flask, and React

avatar-kcorreia.jpg Kleber Correia

Today’s modern web applications are often built with a server-side language serving data via an API and a front-end javascript framework that presents the data in an easy to use manner to the end user. Python is a dynamic language widely adopted by companies and developers. The language states on its core values that software should simple, readable making developers more productive and happier. You’ll also use Flask to help you to quickly put together...

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Learn JavaScript in 2019

avatar-reverentgeek.jpg David Neal

There’s never been a better time to be a programmer. Technology isn’t slowing down. Neither will the demand for innovative solutions to solve new challenges or take advantage of new opportunities. The key differentiation in the marketplace is often the one with the better technology. And companies are willing to pay big bucks for it. Not only are there new challenges and opportunities, but there are also better systems today to support programmers. Languages, code...

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Create a Secure Spring REST API

avatar-raphaeldovale.jpg Raphael do Vale

“If it is useful, it will be modified.” Those words of wisdom came from a QA teacher of mine, to explain that all software evolves when it becomes useful to someone, and for as long as it is useful. We all know this. Users ask us for new features, bug fixes and changes in domain logic every day. As any project (especially a monolith) grows it can begin to become difficult to maintain, and the...

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OAuth 2.0 for Native and Mobile Apps

avatar-dogeared.jpg Micah Silverman

These days, when you hear someone talking about OAuth, it is likely they mean OAuth 2.0. Previous versions of the standard are deprecated. OAuth is an authorization framework that enables you to work with external systems in a secure way using digital identifiers called tokens. One type of token is called an access token. Its function is to allow you to exercise APIs securely. The API service can use the access token to determine if...

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Build a Basic App with Spring Boot and JPA using PostgreSQL

avatar-moksamedia.jpg Andrew Hughes

Every non-trivial application needs a way to save and update data: a resource server that is accessible via HTTP. Generally, this data must be secured. Java is a great language with decades of history in professional, enterprise development, and is a great choice for any application’s server stack. Within the Java ecosystem, Spring makes building secure resource servers for your data simple. When coupled with Okta, you get professionally maintained OAuth and JWT technologies easily...

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Learning Java as a First Language

avatar-matt_raible.jpg Matt Raible

I started programming in Java way back in 1999. I had just started a job as the director of web development at a small startup called I wrote a lot of HTML, CSS, and JavaScript for a SaaS product that helped companies install network equipment. The backend for our app was written in Java and we deployed to iPlanet Application Server. At our height, we trusted Loudcloud to run our software. I experienced a...

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