DEVCFGC

Android Camera — Take photo

Let’s create a simple camera app, we will simply take a photo and we will save it in the device, in a future example will add the functionality to record video.

Creating the Project

Android Using Picasso to View Images

The ImageView class can load images from local or from content providers, but is not prepare to load an image from the web.

The main problem is that getting data over the web must be done in an asynchronously way. A good solution is to use…

Getting Started with Apache Cordova

For people who have a solid foundation in web development with HTML / CSS / JS and want to start in the world of mobile development, a good choice as a starting point is Apahe Cordova. Apache Cordova is open source, and the engine powering PhoneGap.

C# Areas in MVC

When we face the problem of integrating two or more MVC (Model View Controller) projects or when we need to split an application into smaller parts, we can make use of the areas solution, the areas is going to allow us to to divide a MVC application into smaller functional groupings. In this example…

Git cheat sheet

Git is an open source distributed version control system and source code management (SCM) system. This git cheat sheet summarizes commonly used Git command line instructions.

Puppet 101: Installing the agent

Basically, the aim of these series of articles about Puppet is to help me in the creation of a…

Two fragments in one activity

A fragment represents a portion of user interface in an Activity, and provides a mechanism for creating reusable modules, after being created this module can be embedded within activities. In this example we will combine two fragments in an activity and follow the steps for…

Vagrant Portable Development Environment

Vagrant is a free and open-source software that allow us to create and configure lightweight, reproducible, and portable development environments.

Main components of Vagrant

Swift Optionals

An optional in Swift is a variable that can hold either a value or no value. Optionals are similar to using nil with pointers in Objective-C, but they work for any type of object, not just classes.

var name:String? = "Carlos"

Forced Unwrapping