Most useful shortcuts in Eclipse.

As mentioned earlier for writing and debugging Java code there are two widely used IDE's

• Eclipse
• Netbeans

Though each of them have their own pros and cons, Eclipse is the most common choice of the programmers. Main reason being it's simplicity.

So lets take a look at various shortcuts that come handy while using Eclipse.

Manage Files and Projects

Ctrl + N	Create new project using the Wizard
Shift + Alt + N	Create new project, file, class, etc
Ctrl + Shift + R	Open Ressource (file, folder or project)
Ctrl + S	Save current file
Ctrl + Shift + S	Save all files
Ctrl + W	Close current file
Ctrl + Shift + W	Close all files
F5	Refresh content of selected element with local file system

Navigate in Editor

Ctrl + L	Jump to Line Number. To hide/show line numbers, press ctrl+F10 and select 'Show Line Numbers'
Ctrl + Q	Jump to last location edited

Indentions and Comments

Tab / Shift + Tab	Increase / decrease indent of selected text
Ctrl + I	Correct indention of selected text or of current line
Ctrl + F	Autoformat all code in Editor using code formatter
Ctrl + /	Comment / uncomment line or selection ( adds '//' )
Ctrl + Shift + /	Add Block Comment around selection ( adds '/*... */' )
Ctrl + Shift + J	Add Element Comment ( adds '/** ... */')

Editing Source Code

Ctrl + Space	Opens Content Assist (e.g. show available methods or field names)
Ctrl + 1	Open Quick Fix and Quick Assist

Code Information

Ctrl + O	Show code outline / structure
F2	Open class, method, or variable information (tooltip text)
F3	Open Declaration: Jump to Declaration of selected class, method, or parameter
Ctrl + T	Show / open Quick Type Hierarchy for selected item
Ctrl + move over method	Open Declaration or Implementation

Refactoring

Alt + Shift + R

Rename selected element and all references

Run and Debug

Ctrl + F11	Save and launch application (run)
F11	Debug
F5	Step Into function
F6	Next step (line by line)
F8	Skip to next Breakpoint
F7	Step out