apple | Twise Random https://twiserandom.com A site about computer science . Sat, 28 Aug 2021 18:29:16 +0000 en-US hourly 1 https://wordpress.org/?v=5.8.1 https://twiserandom.com/wp-content/uploads/2019/08/cropped-abstract-color-32x32.jpg apple | Twise Random https://twiserandom.com 32 32 Characters in swift a tutorial https://twiserandom.com/apple/swift/characters-in-swift-a-tutorial/ Mon, 02 Aug 2021 08:59:06 +0000 https://twiserandom.com/?p=7449 What is a character ?

Nowadays, what is accepted, is that a character has a code point, an encoding, and that it belongs, to a character set.

A character-set, can specify both the code points, and the encoding, or it … Read More

The post Characters in swift a tutorial first appeared on Twise Random.]]> What is a character ?

Nowadays, what is accepted, is that a character has a code point, an encoding, and that it belongs, to a character set.

A character-set, can specify both the code points, and the encoding, or it … Read More

The post Characters in swift a tutorial first appeared on Twise Random.]]> Optionals in swift a tutorial https://twiserandom.com/apple/swift/optionals-in-swift-a-tutorial/ Sat, 31 Jul 2021 23:58:00 +0000 https://twiserandom.com/?p=7384  

In some languages other than swift, a variable or a constant, can or cannot have a value. So a variable or a constant, can be null, if no value was assigned to them, or if set to null.

What … Read More

The post Optionals in swift a tutorial first appeared on Twise Random.]]>  

In some languages other than swift, a variable or a constant, can or cannot have a value. So a variable or a constant, can be null, if no value was assigned to them, or if set to null.

What … Read More

The post Optionals in swift a tutorial first appeared on Twise Random.]]> What is core foundation? https://twiserandom.com/apple/what-is-core-foundation/ Tue, 27 Jul 2021 14:19:25 +0000 https://twiserandom.com/?p=7174

A little bit of history

To understand what core foundation is, let us get back in history a little bit. It was the year 2000, and there were two ways to develop applications, for macOS 10.

On one hand, … Read More

The post What is core foundation? first appeared on Twise Random.]]>

A little bit of history

To understand what core foundation is, let us get back in history a little bit. It was the year 2000, and there were two ways to develop applications, for macOS 10.

On one hand, … Read More

The post What is core foundation? first appeared on Twise Random.]]> What is NSObject ? https://twiserandom.com/apple/objective-c/what-is-nsobject/ Thu, 22 Jul 2021 12:59:14 +0000 https://twiserandom.com/?p=7070  

Many object oriented programming languages, have a class, from which all other classes extends.

In general, a class has a set of methods, and variables, which it defines. The variables being the data, and the methods, being the … Read More

The post What is NSObject ? first appeared on Twise Random.]]>  

Many object oriented programming languages, have a class, from which all other classes extends.

In general, a class has a set of methods, and variables, which it defines. The variables being the data, and the methods, being the … Read More

The post What is NSObject ? first appeared on Twise Random.]]> How to generate random numbers in swift ? https://twiserandom.com/apple/swift/how-to-generate-random-numbers-in-swift/ Thu, 19 Sep 2019 12:51:35 +0000 https://twiserandom.com/?p=1112 How to generate random number ins swift

We can generate random numbers in swift by one of these three methods :

  1. using the arc4random library
  2. using the default system random number generator SystemRandomNumberGenerator
  3. by using GamePlayKit classes that implement the

… Read More

The post How to generate random numbers in swift ? first appeared on Twise Random.]]> How to generate random number ins swift

We can generate random numbers in swift by one of these three methods :

  1. using the arc4random library
  2. using the default system random number generator SystemRandomNumberGenerator
  3. by using GamePlayKit classes that implement the
… Read More The post How to generate random numbers in swift ? first appeared on Twise Random.]]>