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  1. How do you use the ? : (conditional) operator in JavaScript?

    Jun 7, 2011 · What is the ?: (question mark and colon operator aka. conditional or "ternary") operator and how can I use it?

  2. What does the !! (double exclamation mark) operator do in JavaScript ...

    The !! operator reassures the lint tool that what you wrote is what you meant: do this operation, then take the truth value of the result. A third use is to produce logical XOR and logical XNOR.

  3. What does the `%` (percent) operator mean? - Stack Overflow

    1 That is the modulo operator, which finds the remainder of division of one number by another. So in this case a will be the remainder of b divided by c.

  4. Which equals operator (== vs ===) should be used in JavaScript ...

    Dec 11, 2008 · The strict equality operator (===) behaves identically to the abstract equality operator (==) except no type conversion is done, and the types must be the same to be considered equal. …

  5. What is the difference between the | and || or operators?

    Aug 29, 2008 · The & operator does "run these 3 functions, and if one of them returns false, execute the else block", while the | does "only run the else block if none return false" - can be useful, but as said, …

  6. What does <> (angle brackets) mean in MS-SQL Server?

    Nov 8, 2013 · 30 <> operator means not equal to in MS SQL. It compares two expressions (a comparison operator). When you compare nonnull expressions, the result is TRUE if the left operand …

  7. What is a Question Mark "?" and Colon ":" Operator Used for?

    Apr 26, 2012 · Ternary operator refers to any operator with three parameters, thus this is a ternary operator but not the ternary operator. Major languages (C#, Java, PHP) consider it a conditional …

  8. What is the purpose of the unsigned right shift operator ">>>" in Java?

    May 26, 2013 · The >>> operator lets you treat int and long as 32- and 64-bit unsigned integral types, which are missing from the Java language. This is useful when you shift something that does not …

  9. What is the difference between & and && in Java? - Stack Overflow

    Apr 9, 2011 · I always thought that &amp;&amp; operator in Java is used for verifying whether both its boolean operands are true, and the &amp; operator is used to do Bit-wise operations on two integer …

  10. What are bitwise shift (bit-shift) operators and how do they work?

    The Operators >> is the arithmetic (or signed) right shift operator. >>> is the logical (or unsigned) right shift operator. << is the left shift operator, and meets the needs of both logical and arithmetic shifts. …