Author

Vineet Choudhary

I love building applications for mobile and desktop. I am always interested in learning new and better ways of doing things. Open content and exchange of information is something I am interested in.

Optionals Chainings by Example - Swift Programming Language

1. Introduction An optional in Swift is a type that can hold either a value or no value. Optionals are written by appending a ? to any type: var optionalName: String? = "Developer Insider" print(optionalName) //prints "Optional("Developer Insider")" Optionals are one of the most

iPhone X - iOS Developer Guide

iPhone X features the stunning 5.8-inch Super Retina display, enabling even more immersive app experiences. Start testing your apps now to make sure they are ready to take advantage of the Super Retina display by respecting safe areas, supporting adaptive layouts, and more. Let's learn how to design your

Operator Declarations by Example - Swift Programming Language

An operator is a special symbol or phrase that you use to check, change, or combine values. For example, the addition operator (+) adds two numbers, as in let i = 1 + 2. Swift supports most standard C operators and improves several capabilities to eliminate common coding errors. Like, the assignment operator

Turbo C++ Error - Unable to Open Include File 'STDIO.H'

This problem occurs due to wrong configuration in Turbo C++ directories. Follow these steps to fix the problem - Step 1 - Open Turbo C++. Step 2 - Go in Options menu. Step 3 - Then in Directories... Step 4 - Replace the directories with following - Include Directories -&

How to run (16-bit) .exe files output by Turbo C++?

If your PC is running on 32/64 bit Windows OS, then the older 16-bit application (output by Turbo C++) would not run on it. Here the steps to run a 16-bit .exe files output by Turbo C++. Step 1. Download and Install the latest version of Turbo C++ from

Advanced Enum (Enumerations) by Example - Swift Programming Language

1. Properties We can't add actual stored properties to an enum, but we can create computed properties. The value of computed properties can be based on the enum value or enum associated value. Let's create an enum called Device. It's contain a computed property called year, which return the first

Enum (Enumerations) by Example - Swift Programming Language

An enumeration defines a common type for a group of related values and enables you to work with those values in a type-safe way within your code. Types of Enumeration: Basic Enumerations Enumerations with Raw Values Enumerations with Associated Values 1. Basic Enumerations 1.1 Create an enumerations To create
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