Some useful MAC Tips and Tricks for old and new Setup
Activate Spotlight for Searching To bring up a handy search interface that will let you find files on your Mac, just use Command + Space. Spotlight can do all kinds of things, from locating files to answering basic questions to solving math problems.…
Attributes Operators Definition in Objective-C
Attributes Operators Definition, Objective-C is the primary programming language you use when writing software for OS X and iOS. It’s a superset of the C programming language and provides object-oriented capabilities and a dynamic runtime. Attributes…
Cheatsheet of Objective-C
Objective-C is the primary programming language you use when writing software for OS X and iOS. It’s a superset of the C programming language and provides object-oriented capabilities and a dynamic runtime. Objective-C inherits the syntax, primitive…
Optionals in Swift ( ! ? )
What Is an Optional Optionals in Swift , The underlying concept of an optional is easy to grasp. An optional acts as a container for a value of a particular type. The container holds a value or it doesn’t. Type safety is a cornerstone of the Swift…
Comment Styles in Different Programming Languages.
Comment Styles, In computer programming, a comment is a programmer-readable explanation or annotation in the source code of a computer program. They are added with the purpose of making the source code easier for humans to understand, and are generally…
Special characters and Symbols in Programming Languages
A special character is a character that is not an alphabetic or numeric character. Punctuation marks and other symbols are examples of special characters. Unlike alphanumeric characters, special characters may have multiple uses. Special characters and…
Data Types (int,char,bool) that looks cool.
Data Types, Since Swift, is a new programming language for iOS, macOS, watchOS, and tvOS app development. Swift provides its own versions of all fundamental C and Objective-C types, including Int for integers, Double and Float for floating-point values,…
What are these 4k resolutions (4k,5k,SD,HD,UHD)
4k Resolutions, Resolution measures the number of pixels in a digital image or display. It is defined as width by height, or W x H, where W is the number of horizontal pixels and H is the number of vertical pixels. For example, the resolution of an HDTV…
Conditionals in Swift ( If, Else If, Else )
Conditionals in Swift, Conditionals to make decisions in your Swift code, with if, else if, and else. If this happens, then do that. This is called control flow because you use it to control the way your code flows. In this tutorial, you’ll learn how to…