Active Record Without a Rails App
When you want to work with Ruby on Rails models, even if you’re just playing around, you have to go through a few steps: Create an app directory Create a database Generate model classes Run migrations…
Read MoreGoroutines Make Concurrency (Almost) Easy
A program that supports concurrency can carry out several operations at the same time. That’s especially important on today’s multi-core computer processors. A program that uses 4 cores at once could theoretically run almost 4 times…
Read MoreWhy Go Interfaces are Awesome
In object-oriented programming, an “interface” is a description of the things an object can do. Usually, this takes the form of a list of methods an object is guaranteed to have. C# and Java both support…
Read MoreContextual Action Bars: Removing Items from a RecyclerView
In this post, we’ll be looking at the Contextual Action Bar (CAB). CABs are a great way to let your users select multiple items and then take action on all of those items at once. One…
Read MoreAll About Android AsyncTasks
Let’s say you need to download a few images when you click a button. What would be the best way to do it? Well, since you wouldn’t want to interrupt the main/UI thread (and run the…
Read MoreAn Introduction to React Native
React is a framework created by Facebook for data driven web interfaces. React provides a component driven architecture which uses a declarative syntax and is easily extensible. So what is the difference between React and React…
Read MoreScheduling Time-Sensitive Tasks in Android with the AlarmManager
In Android, the AlarmManager lets us schedule work to happen at a specific time. If your app has work to do and you’d like it to do that work even when the app isn’t running, then…
Read MoreUnveiling the Mystery Behind a Java Abstraction
Working with any programming language involves some level of acceptance – accepting that what you’re using somehow works under the hood. Getting comfortable with abstractions is a critical step if you wish to accomplish anything other than reinventing…
Read MoreMaking SharedPreferences Easy with Kotlin
Kotlin is all about letting us do more work with less code, and SharedPreferences are no exception. In this post we’re going to focus on making SharedPreferences as easy to use as possible, and by the…
Read MoreBundling Angular with webpack
I love building Angular applications. Because Angular is so modular you can separate your JavaScript code like your controllers and services into multiple files. But adding all of the script references to my HTML file is…
Read MoreHow to Deploy a Static Site to Heroku
Heroku is a hosting platform where you can deploy dynamic applications in Rails, PHP, Node.js and Python web applications. Prerequisites In order to deploy a site you need a couple of things: Have git installed Heroku…
Read MoreUnderstanding Normal Maps
Most modern video game assets have multiple texture maps applied, and one of those maps is called a normal map. This is a technique in computer graphics that simulates high detail bumps and dents using a bitmap image. Real-time rendering…
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