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

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

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

Learn about conditional statements.

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

Introduction to loops, with the *while* loop, which continues as long as a condition is true.

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

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

What's going on behind the scenes when you call a method in Java?

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

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

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

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

Nesting if/else statements to test multiple conditions -- and a convenient shortcut for writing such statements.

Learn how to repeat a section of code as long as a condition is true.

control statements in Ruby * Syntax and usage of * if statement * else statement * elsif statement * case statement * Example ...

In this course, our style guidelines tell you to *always* use braces with if statements. This video explains the problems you could ...

The for loop is useful when you know how many iterations your loop needs. When you don't know in advance how many iterations ...

The break statement lets you exit a loop from the middle; the continue statement takes you to the next iteration of a loop. This is ...

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 ...