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How to let users supply numeric input to your programs.

In a preceding video, we had duplicated code to read the user input outside the loop and inside the loop. To avoid duplicated ...

Using if, if else, and while statements in Java.

The do/while loop is guaranteed to execute the loop body at least once.

Learn about conditional statements.

Since I use both Rust and Zig, I've collected some use cases, where I prefer Zig over Rust. While it's not an objective comparison, ...

En este video aprenderás a implementar las operaciones generadoras de una pila dinámica en #Java, centrándonos en los ...

Learn when to use -- and not to use -- exceptions.

Wil van der Aalst, co-creator of the Business Process Management System YAWL and the inventor of Process Mining, talks about ...

Up to now, our programs have been small. What is the process to use for developing a larger program? In this video, we'll plan a ...

Use a *while* loop to repeatedly get input in a program.

You can put an if inside an if block, or an if inside an else block. This video explains how it works.

Can underlining a text in three colors help you create a clear business process model? This video introduces a simple, ...

You can have multiple methods with the same name as long as the number and/or types of the parameters is different.

There are different kinds and subclasses of Exception. This video describes the Exception hierarchy and talks about checked vs.

Learn when to use System.out.print() and when to use System.out.println().

Curious how to build your first workflow in YAWL? Learn the basics of the editor in minutes! This video introduces the YAWL editor ...

The for loop is a shorthand for a while loop; it specifies the initial loop variable, the continuation test, and the action after each ...

When you pass an object to a method, you are passing a copy of the *reference* to that object. That lets you update an object's ...

A while loop lets your programs repeatedly ask for user input until they enter a “sentinel value” to tell you they have finished.