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This essay developed out of conversations I've had with several other programmers about why Java smelled suspicious. It's not a critique of Java!
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" Java provides the industry - software companies and customer alike , an opportunity to create a true open computing environment where software is portable,
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Java and the Future
December 1, 2008-LEJB 3.1: EJB New and Improved!
The EJB 3.0 specification was a huge improvement from what you were used to in the early versions of EJB. Available as an early draft, EJB 3.1 has many more features and is even easier to use.
December 1, 2008-Should Java Assert that Network I/O Can't Occur on the UI Thread?
Doing network I/O on the user interface (UI) thread is bad. Most developers know that and can tell you why; unfortunately, it's still done.
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What are different types of operators in java?
Uniary ++, --, +, -, |, ~, ()
Arithmetic *, /, %,+, -
Shift <<, >>, >>>
Comparison =, instanceof, = =,!=Bitwise &, ^, |Short Circuit &&, ||Ternary ?:Assignment =
What is a modulo operator % ?
This operator gives the value which is related to the remainder of a divisione.g x=7%4 gives remainder 3 as an answer
Can shift operators be applied to float types.
No, shift operators can be applied only to integer or long types
What happens to the bits that fall off after shifting?
They are discarded
What values of the bits are shifted in after the shift?
In case of signed left shift >> the new bits are set to zero
But in case of signed right shift it takes the value of most significant bit before the shift, that is if the most significant bit before shift is 0 it will introduce 0, else if it is 1, it will introduce 1
