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Creating Digital Signatures With Swift

The main purpose of a digital signature is to verify the integrity of some information. For a simple example, let’s say you had a file that was transferred over the network and you want to check that the entire file was transferred correctly. In that case, you would use a . . . Read more

What’s New With Git Support in Xcode 9

What You’ll Be Creating Apple’s latest IDE version, Xcode 9, is being released along with iOS 11 this September. And it’s a huge update! Fans of Git for source control management (SCM) are big winners in this upcoming release. Previous versions of Xcode had support for SCM, but it was never considered . . . Read more

12 Useful WordPress Plugins for Page Layouts

When it comes to plugins for laying out the pages on your WordPress site, Visual Composer is a hard one to beat. This easy-to-use drag-and-drop page builder with over 200 unique addons will help the developer and the novice alike create just about any layout imaginable.   But for users looking to . . . Read more

New Course: Swift Design Patterns

If you’re looking for a comprehensive guide to design patterns, our new course is ideal for you. In Swift Design Patterns, you’ll get 24 detailed videos totalling 3.5 hours of viewing time, in which you’ll learn some common design patterns that you can use over and over in many different . . . Read more

Build a To-Do API With Node, Express, and MongoDB

API stands for Application Programming Interface. APIs allow the creation of an application to access features of an application or service. Building APIs with Node is very easy. Yes, you heard me right! In this tutorial, you will be building a To-Do API. After you are done here, you can . . . Read more

Code a Real-Time App With NativeScript: Push Notifications

NativeScript is a framework for building cross-platform native mobile apps using XML, CSS, and JavaScript. In this series, we’re trying out some of the cool things you can do with a NativeScript app: geolocation and Google Maps integration, SQLite database, Firebase integration, and push notifications. Along the way, we’re building . . . Read more

What Is the Android Activity Lifecyle?

In my previous post, you learned that Intents let us send messages from one Android component to another. Well, one very important kind of component is an Activity.  Activities are a fundamental part of Android app development. And it’s impossible to understand Activities without also understanding their lifecycles. In this . . . Read more