Refactoring

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• Refactoring

  refactoring Refactoring …is a disciplined technique for restructuring an existing body of code, altering its internal structure without changing its external behavior. Its heart is a series of...

• Extract Variable

  Extract Variable You have a complicated expression. Put the result of the expression, or parts of the expression, in a temporary variable with a name that explains the purpose. if ( (platform.toUpper...

• Replace Iteration with Recursion

  Replace Iteration with Recursion Replace Iteration with Recursion unsigned greatest_common_divisor (unsigned a, unsigned b) { while (a != b) { if (a > b) { a -= b; } else i...

• Replace Recursion with Iteration

  Replace Recursion with Iteration Replace Recursion with Iteration. image/svg+xml Motivation The old recruiting practice says, "Never hire a developer who computes the factorial using Recursion". Recur...

• Replace Conditional with Polymorphism

  Replace Conditional with Polymorphism You have a conditional that chooses different behavior depending on the type of an object. Move each leg of the conditional to an overriding method in a subclass....

• Move Method

  Move Method A method is, or will be, using or used by more features of another class than the class on which it is defined. Create a new method with a similar body in the class it uses most. Ei...