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

Learn about conditional statements.

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

In this video, we write the GameNumber Java class using Eclipse. We will use this class in several example programs.

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

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

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

How to let users supply numeric input to your programs.

You can use a *cast* to take an integer variable and ask Java to treat it as a double (and vice versa). This video gives you the ...

When should you use braces around the body of an if/else? (Spoiler alert: always.)

How to tell the Java compiler that you want to convert values from one data type to another.

When should you use braces around the body of an if/else? (Spoiler alert: always.)

How is Java similar to and different from natural languages? What are the main data types we'll work with? What's a literal?

The switch statement lets you execute statements based on the value of a variable.

The substring() method lets you extract a section of a String; indexOf() lets you find where one String is contained within another ...

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

Handling a two-dimensional arrays that represent a matrix of rows and columns.

... and Data Types 00:03:38 Operators and Expressions 00:04:40 Control Structures 00:05:31 Functions and Procedures 00:06:25 ...

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 ...

Python lets you put if statements inside of if statements. We'll examine some examples of that in this video.