Java: Basics and Installation
Notes
IDEs (Integrated Development
Environment)
Java IDEs provide tools for writing, running, and
debugging Java code.
Popular Java IDEs include:
Eclipse
IntelliJ IDEA
NetBeans
Creating a Java Project
To create a new Java project, follow these general
steps:
1. Open your Java IDE.
2. Create a new Java project.
3. Configure project settings (e.g. Java version,
build tools).
4. Write and run Java code.
Variables and Datatypes
Variables are used to store data.
Datatypes determine the type of data a variable
can store.
Common Java datatypes include:
int (32-bit integer)
long (64-bit integer)
float (32-bit floating-point number)
double (64-bit floating-point number)
Notes
IDEs (Integrated Development
Environment)
Java IDEs provide tools for writing, running, and
debugging Java code.
Popular Java IDEs include:
Eclipse
IntelliJ IDEA
NetBeans
Creating a Java Project
To create a new Java project, follow these general
steps:
1. Open your Java IDE.
2. Create a new Java project.
3. Configure project settings (e.g. Java version,
build tools).
4. Write and run Java code.
Variables and Datatypes
Variables are used to store data.
Datatypes determine the type of data a variable
can store.
Common Java datatypes include:
int (32-bit integer)
long (64-bit integer)
float (32-bit floating-point number)
double (64-bit floating-point number)
