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IntellijIDEA Shortcut Keys

It is 1:17 am here, and I can not sleep well. Something makes me sick. I must go to doctor regularly. And I come to my laptop to learn about Intellij IDEA’s shorcut keys. My seniors ask me to use this IDE. I am familiar with netbeans IDE and STS. But, still need to learn about this IDE (IntellijIDEA). I try to google.. about list of this IDE’s shortcut key’s. I found many valuable blogs to learn both of eclipse and netbeans IDE. But I am always hungry to learn something new in my life. I found this valuable doc Happy...

Extension Point UML Use case diagram

  Extension points may be shown in a compartment of the use case oval symbol under the heading extension points. Each extension point must have a name, unique within a use case. Extension points are shown as a text string according to the syntax: extension point ::= name [: explanation ] The optional explanation is some description usually given as informal text. Extension points may be shown in a compartment of the use case rectangle with ellipse icon under the heading extension...

What is difference between include and e...

-> Include is part of another larger use case. Included use case required, not optional. -> Extend is optional. Extending use case is optional, supplementary. -> Generalization Source

What is difference between span and div ...

Span -> inline Div -> Block <div style=”color:#006;”> <p>Sample paragrhaph with <span style=”font-weight:bold”>inline tag </span> the paragraph<p> <h2>heading 2 block</h2> </div> result: Sample paragrhaph with inline tag the paragraph heading 2 block

Android R cannot be resolved or is not a...

It is just so simple. People maybe prefer using auto import feature at eclipse using shortcut key Command+shift+O or Ctrl+shift+O at windows. Check Your import. Make sure You import : actually, R class is auto generated. If You use eclipse, clean your project : Project – Clean. Then, re-run your project.
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