operators 382

  1. What is the “-->” operator in C++?
  2. Which equals operator (== vs ===) should be used in JavaScript comparisons?
  3. Does Python have a ternary conditional operator?
  4. Reference — What does this symbol mean in PHP?
  5. Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
  6. What is the !! (not not) operator in JavaScript?
  7. What are the basic rules and idioms for operator overloading?
  8. What does the C ??!??! operator do?
  9. What are bitwise shift (bit-shift) operators and how do they work?
  10. Is there a “null coalescing” operator in JavaScript?
  11. JavaScript plus sign in front of function name
  12. Behaviour of increment and decrement operators in Python
  13. What is the use of the @ symbol in PHP?
  14. Why does this go into an infinite loop?
  15. What's the difference between equal?, eql?, ===, and ==?
  16. What does map(&:name) mean in Ruby?
  17. How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ?
  18. Is there a conditional ternary operator in VB.NET?
  19. “is” operator behaves unexpectedly with integers
  20. What is Ruby's double-colon `::`?
  21. What do all of Scala's symbolic operators mean?
  22. Why are there no ++ and -- operators in Python?
  23. Why does (0 < 5 < 3) return true?
  24. What does ||= (or-equals) mean in Ruby?
  25. In Python 2, what is the difference between '/' and '//' when used for division?
  26. Can't operator == be applied to generic types in C#?
  27. What is the instanceof operator in JavaScript?
  28. What is the difference between the dot (.) operator and -> in C++?
  29. Difference between >>> and >>
  30. Is there a “not equal” operator in Python?
  31. What is x after “x = x++”?
  32. Difference between “and” and && in Ruby?
  33. What does = +_ mean in JavaScript
  34. What is the difference between the | and || or operators?
  35. 'AND' vs '&&' as operator
  36. Why don't C++ compilers define operator== and operator!=?
  37. What does the question mark and the colon (?: ternary operator) mean in objective-c?
  38. Creating a “logical exclusive or” operator in Java
  39. Logical XOR operator in C++?
  40. What does the ^ operator do in Java?
  41. How do I overload the square-bracket operator in C#?
  42. What is the Ruby <=> (spaceship) operator?
  43. Batch not-equal (inequality) operator
  44. Question mark and colon in JavaScript


  45. What is &&& operation in C
  46. What is python .. (“dot dot”) notation syntax?
  47. No increment operator (++) in Ruby?
  48. When is “i += x” different from “i = i + x” in Python?
  49. Are there pronounceable names for common Haskell operators?
  50. What's this =! operator?