Eclipse useful shortcuts

Ctrl+Shift+R
Find Resource
Use this to look for XML files, text files, or files of any other type. which are in your workspace.
Ctrl+O
Quick Outline
Use this to find a method or a member variable in a class. Start typing to limit the choices. Press Ctrl+O a second time to include inherited methods.
Ctrl+Shift+T
Find Java Type
Start typing the name and the list gets smaller. Try typing the capital letters of the class only (e.g. type "CME" to find "ConcurrentModificationException")
Ctrl+E
Open Editor Drop-Down
Presents a popup window listing currently opened files. Start typing to limit the list or simply use the down arrow key.
Ctrl+Space
Content Assist
Context sensitive content completion suggestions while editing Java code.
Ctrl+Shift+Space
Context Information
If typing a method call with several parameters use this to show the applicable parameter types. The current parameter where the cursor is will be shown in bold.
Ctrl+Shift+O
Organize Imports
After typing a class name use this shortcut to insert an import statement. This works if multiple class names haven't been imported too.
F3
Open Declaration
Drills down to the declaration of the type, method, or variable the cursor is on. This works much like a browser hyperlink.
Alt+Left
Backward History
This works like a browser's Back button.
Alt+Right
Forward History
This works like a browser's Forward button
Ctrl+L
Go to Line
Go to a specific line number.
F4
Open Type Hierarchy
Show the type hierarchy (downward tree) or the supertype hierarchy (upward tree).
Ctrl+Alt+H
Open Call Hierarchy
Show where a method is called from. In the Call Hierarchy view keep expanding the tree to continue tracing the call chain.
Ctrl+H
Open Search Dialog
Opens a search dialog with extensive search options for Java packages, types, methods, and fields.
Alt+Shift+R
Rename - Refactoring
Use this to rename type, method, or field. All existing references will be refactored as well.
Alt+Shift+L
Extract Local Variable
Use this to create a local variable from the selected expression. This is useful for breaking up larger expressions to avoid long lines.
Alt+Shift+M
Extract Method
Use this to extract a new method from existing code. The parameter list and return type will be automatically created.

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