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Most Rails developers start by modifying their model information within the template itself: <h1><%= "#{ @user.first_name } #{ @user.last_name }" %></h1> <h3>joined: <%= @user.created_at.in_time_zone(current_user.timezone).strftime("%A, %d %b %Y %l:%M %p&q...

Detailed instructions on getting tizen set up or installed. You can start developing Tizen apps on commercialized devices : https://wiki.tizen.org/wiki/Devices Or https://wiki.tizen.org/wiki/ReferenceDevices Last option is to install Tizen from scratch on existing Hardware (x86, ARM etc) : htt...

// Store a reference to the native method let open = XMLHttpRequest.prototype.open; // Overwrite the native method XMLHttpRequest.prototype.open = function() { // Assign an event listener this.addEventListener("load", event => console.log(XHR), false); // Call the s...

DateTime.parse is a very useful method which construct a DateTime from a string, guessing its format. DateTime.parse('Jun, 8 2016') # => #<DateTime: 2016-06-08T00:00:00+00:00 ((2457548j,0s,0n),+0s,2299161j)> DateTime.parse('201603082330') # => #<DateTime: 2016-03-08T23:30:00+00:00...

DateTime + Fixnum (days quantity) DateTime.new(2015,12,30,23,0) + 1 # => #<DateTime: 2015-12-31T23:00:00+00:00 ((2457388j,82800s,0n),+0s,2299161j)> DateTime + Float (days quantity) DateTime.new(2015,12,30,23,0) + 2.5 # => #<DateTime: 2016-01-02T11:00:00+00:00 ((2457390j,39600s,...

Instructions on getting octave set up or installed. Installing Octave for debian systems (Debian, Ubuntu): Simple: sudo apt-get install octave Advanced: Well, if you want to install other external packages sudo apt-get install octave-control octave-image octave-io octave-optim octave-signal oct...

You can get the download link for the setup file in here : https://www.visualstudio.com [Scroll to the bottom of the page and download the Visual Studio] The setups are relatively simply and common. But do take note when they ask you to download the default or custom, you can choose to download th...

Dojo received a new loader in Dojo 1.7 to accommodate for the toolkit's new AMD module format. This new loader added a few new configuration options that are crucial to defining packages, maps, and more. For details on the loader, see the Advanced AMD Usage tutorial. Important loader configuration p...

Detailed instructions on getting datetime set up or installed.

The Advanced Package Tool, aptly named the 'apt' package manager can handle the installation and removal of software on the Debian, Slackware, and other Linux Distributions. Below are some simple examples of use: update This option retrieves and scans the Packages.gz files, so that information ab...

NOTE: For brevity, the examples below use the FolderExists function from the Determining If Folders and Files Exist example in this topic. The MkDir statement can be used to create a new folder. It accepts paths containing drive letters (C:\Foo), UNC names (\\Server\Foo), relative paths (..\Foo...

Detailed instructions on getting video-streaming set up or installed.

FreeBSD is known of its well-written handbook (link). The installation process is described in detail in the Chapter 2. Installing FreeBSD.

Detailed instructions on getting computer-vision set up or installed. For this and following series of computer vision, I will be using Python 2 as a programming language. Python is a common choice for the scientific community, it is free, it has a lot of libraries for free and open-source, and if ...

Detailed instructions on getting google-closure-compiler set up or installed.

This is a screenshot of a video playing. You see a normal 16:9 video like you would expect to see in any modern video solution. This - the aspect ratio that the viewer sees - is what is called the display aspect ratio or DAR. From the illustrated parameters, we see that DAR = 1280:720 = 16:9 = 1....

Internally, all videos are a just series of pictures. Let's take a look at one such picture. That looks odd, right? Indeed. The pictures that make up a video may have an aspect ratio that are different from the DAR, most often for algorithmic reasons (e.g. only sizes that are a multiple of 16 can...

As the picture aspect ratio example indicates, videos are series of pictures that do not necessarily have the same aspect ratio as the final result to be displayed to the user. So how do you get from those stretched pictures to the normally displayed output? You need a stretching factor! This stret...

This is another name for sample aspect ratio and should be avoided, as the natural acronym (PAR) conflicts with picture aspect ratio.

To create a Behavior just extend the CoordinatorLayout.Behavior class. Extend the CoordinatorLayout.Behavior Example: public class MyBehavior<V extends View> extends CoordinatorLayout.Behavior<V> { /** * Default constructor. */ public MyBehavior() { ...