Adrian Mejia’s Blog

var life = [‘work_smart’, ‘have_fun’, ‘make_history’];

How to Build Scalable Apps in 2016?

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One of the most dreaded question is: ‘Would that scale?’. The following twelve steps are a compilation of guidelines to ensure apps can scale up without significant changes and tooling. This is very suitable for cloud platforms and continuous deployment.

Grunt JS Tutorial From Beginner to Ninja

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Sometimes you find yourself doing the same tasks again and again, especially during web development. It is time to automate repetitive tasks and use that time in more creative activities. This is where Grunt comes in. Grunt is a popular task runner that runs on NodeJS. It can minify CSS/JavaScript, run linting tools (JSHint, JSlint, CSSlint), deploy to server, and run test cases when you change a file to name a few. All the information I found about Grunt and similar Javascript test runners were too verbose and not very helpful to get started quickly. So, I decided to make this tutorial.

How Company X Make Money?

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Have you ever wonder how the companies that offer free services make money? Such as Instagram, Evernote, Facebook, Twitter, LinkedIn, Google Maps, so on… or if it is even profitable to keep free users using their services. We would go through several revenue models and hopefully, it will throw you some light next time you decide to roll your own startup.

Cheap Airplay Receiver With Raspberry Pi

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I got excited about the idea of having a Raspberry Pi. It is in essence one of the smallest complete computer that you can get for $35 bucks! Ok, after I got one I had to do something useful with it… So I make it a Airplay receiver to play music remotely from any of my apple devices!

Algorithms for Dummies (Part 1): Big-O Notation and Sorting

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After being developing software for a while, I realized that there is a couple of ways to become better at it. One it’s through your experience: writing code, working on projects, getting hands dirty… Other one it’s learning algorithms and design patterns. In other words through leveraging the experience of other computer scientists. Learning to use algorithms efficiently can instantly add to you the equivalent of 10 years of experience or more. Let’s get started and add new tools to our arsenal!

Backbone.js for Absolute Beginners - Getting Started (Part 1: Intro)

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Backbone.js is a JavaScript library, among many others, that is gaining special attention in the web development community because it’s ease of use and the structure that it provides to JavaScript applications.

Notice that BackboneJS is not a framework but a library. The difference is who is in control. Using a library YOU are in control, but using a framework there is an inversion of control: the framework calls you. Libraries give you a lot of flexibility, while frameworks has opinionated ways of doing things but can save you writing boiler plate code. Follow my AngularJS tutorial series for a framework solution.

Let’s dive into BackboneJS! and see how this flexible library can bring order to your Javascript!

Instagram Mobile Design Secrets Revealed

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Instagram is a very nice iPhone App. It allows you to give effects to your photos easily. Additionally, it’s blazing fast to upload your photos, and share them in other social networks such as Facebook, Twitter and/or Foursquare.

This app went from 0 to 12 million users in just 12 months! And today 30+ million users in less than 2 years. Go through the slideshows bellow and you can see why. This app has some design features that that improves a lot the user experience. One of them, it’s responding to the user actions instantly even though the task is still performing in the background…

Blog Migration Explained: Drupal 7 to Jekyll

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This post is a guide on how to extract your blog posts information from Drupal 7 to other systems. And also automatically create a redirect files from the old blog to the new one. In this case, I migrated to Jerkyll/Octopress blog but from the data extracted in with my script you can migrate any other blog system. Hopefully, this will save you a lot of time if you need to do the same task. If you run into troubles go to last section of the post it has some suggestions.