We declare a variable of String data type. The trailing question mark tells Kotlin that the variable may be null. This time the data type has to be provided explicitly. print("Enter something: ") We print a pro
In the world of programming, understanding how to declare variables is fundamental. Python, known for its simplicity and readability, allows you to declare variables in various ways. But what if you want to declare a variable without immediately assigning a value?
making it easy to run code and manage the execution state. Each notebook consists of cells that can be executed independently or in sequence. The toolbar at the top of the notebook includes controls for running cells and managing the Kotlin kernel: ...
The kotlin switch is one of the statements that can be used to declare the block in the code but now “when” keyword used instead of the switch block the expression also used to validate the conditions it also satisfied and applied with some other similar data types that can be instead o...
In kotlin, sometimes it is very convenient to destructure the object into many variables by using the destructuring declarations. Below syntax shows how we can declare the destructuring in kotlin as follows: Syntax: val (variable1, variable2) = object_name ...
To declare a global variable in Rust, you use thestatickeyword followed by the variable’s name, its type, and, optionally, its initial value. Here’s the basic syntax: staticGLOBAL_VARIABLE:Type=initial_value; GLOBAL_VARIABLE: The name of the global variable. ...
A XML tutorial for iOS on how to easily read and write XML documents with Google’s open source XML processing library: GDataXML.
A common question for beginners to Cocos2D is how to add a second layer to your scene to use as a Heads-Up Display, or HUD. You might want to use the HUD to contain extra controls (like a joystick or buttons) or you might want to use it to display status
In this tutorial, I’ll show you how to use Pusher to create a realtime counter in Kotlin. We will be creating a simple Android application with a counter showing how many users have clicked on a button. This click count also updates in realtime when other users click on it. Below is...
mentioned above, we now need to create something known as “Events.” These are essentially empty functions that allow Ethereum wallets to monitor the activities of a contract. Remember that every event must start with a capital letter. In order to declare an event, the following code must ...