Node.js is a very powerful JavaScript-based platform built on Google Chrome's JavaScript V8 Engine. It is used to develop I/O intensive web applications like video streaming sites, single-page applications, and other web applications. Node.js is open source, completely free, and used by thousands of developers around the world. Audience This tutorial is designed for software programmers who want t
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Online C# Compiler - Online C# Compiler and Editor provides an easy to use and simple Integrated Development Environment (IDE) for the students and working professionals to Edit, Save, Compile, Execute and Share C# program code with in browser only. This C# compiler makes use of the latest version of Mono v5.2.2 to compile your C# code online.
Java Tutorial Java - Home Java - Overview Java - History Java - Features Java vs C++ Java Virtual Machine(JVM) Java - JDK vs JRE vs JVM Java - Hello World Program Java - Environment Setup Java - Basic Syntax Java - Variable Types Java - Data Types Java - Type Casting Java - Unicode System Java - Basic Operators Java - Comments Java - User Input Java Control Statements Java - Loop Control Java - De
Ruby supports a rich set of operators, as you'd expect from a modern language. Most operators are actually method calls. For example, a + b is interpreted as a.+(b), where the + method in the object referred to by variable a is called with b as its argument. For each operator (+ - * / % ** & | ^ << >> && ||), there is a corresponding form of abbreviated assignment operator (+= -= etc.). Ruby Arith
Ruby Basics Ruby - Home Ruby - Overview Ruby - Environment Setup Ruby - Syntax Ruby - Classes and Objects Ruby - Variables Ruby - Operators Ruby - Comments Ruby - IF...ELSE Ruby - Loops Ruby - Methods Ruby - Blocks Ruby - Modules Ruby - Strings Ruby - Arrays Ruby - Hashes Ruby - Date & Time Ruby - Ranges Ruby - Iterators Ruby - File I/O Ruby - Exceptions Ruby Advanced Ruby - Object Oriented Ruby -
Sessions To save data across multiple requests, you can use either the session or the flash hashes. A flash stores a value (normally text) until the next request, while a session stores data during the complete session. session[:user] = @user flash[:message] = "Data was saved successfully" <%= link_to "login", :action => 'login' unless session[:user] %> <% if flash[:message] %> <div><%= h flash[:m
hostname The identifier of a network interface − A string, which can be a host name, a dotted-quad address, or an IPV6 address in colon (and possibly dot) notation A string "<broadcast>", which specifies an INADDR_BROADCAST address. A zero-length string, which specifies INADDR_ANY, or An Integer, interpreted as a binary address in host byte order. A Simple Client Here we will write a very simple c
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