Tutorial by Examples: n

The simple and most obvious way to use recursion to get the Nth term of the Fibonnaci sequence is this int get_term_fib(int n) { if (n == 0) return 0; if (n == 1) return 1; return get_term_fib(n - 1) + get_term_fib(n - 2); } However, this algorithm does not scale for higher ...

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...

To install and run jboss AS standalone you can follow the processes described below(assuming that you already have java 7 and jdk installed on your mac): Download the jboss application server from here. Unzip the package and extract the folders Set up the your bash_profile like the fo...

Executors returns different type of ThreadPools catering to specific need. public static ExecutorService newSingleThreadExecutor() Creates an Executor that uses a single worker thread operating off an unbounded queue There is a difference between newFixedThreadPool(1) and newSingleThreadE...

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.new(2014,10,14) # => #<DateTime: 2014-10-14T00:00:00+00:00 ((2456945j,0s,0n),+0s,2299161j)> Current time: DateTime.now # => #<DateTime: 2016-08-04T00:43:58-03:00 ((2457605j,13438s,667386397n),-10800s,2299161j)> Note that it gives the current time in your timezone ...

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...

In Below sample we are creating one global javascript object dojoConfig which will contain all the configuration values. Note: dojoConfig is defined in a script block before dojo.js is loaded. This is of paramount importance—if reversed, the configuration properties will be ignored. <script...

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.

You can achieve a Persistent Bottom Sheet attaching a BottomSheetBehavior to a child View of a CoordinatorLayout: <android.support.design.widget.CoordinatorLayout > <!-- ..... --> <LinearLayout android:id="@+id/bottom_sheet" android:elevation...

You can realize a modal bottom sheets using a BottomSheetDialogFragment. The BottomSheetDialogFragment is a modal bottom sheet. This is a version of DialogFragment that shows a bottom sheet using BottomSheetDialog instead of a floating dialog. Just define the fragment: public class MyBottomSheet...

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...

C# 7.0 allows throwing as an expression in certain places: class Person { public string Name { get; } public Person(string name) => Name = name ?? throw new ArgumentNullException(nameof(name)); public string GetFirstName() { var parts = Name.Split(' '); ...

C# 7.0 adds accessors, constructors and finalizers to the list of things that can have expression bodies: class Person { private static ConcurrentDictionary<int, string> names = new ConcurrentDictionary<int, string>(); private int id = GetId(); public Person(string n...

There are three ways you can access the Unity Asset Store: Open the Asset Store window by selecting Window→Asset Store from the main menu within Unity. Use the Shortcut key (Ctrl+9 on Windows / ⌘9 on Mac OS) Browse the web interface: https://www.assetstore.unity3d.com/ You may be prompted to...

After accessing the Asset Store and viewing the asset you'd like to download, simply click the Download button. The button text may also be Buy Now if the asset has an associated cost. If you are viewing the Unity Asset Store through the web interface, the Download button text may instead display...