Grundy questions

Grundy answers

• Javascript Inheritance: One Subclass gets the Prototype, the other doesn't
• Array push, duplicate elements
• Convert from an Interface type to a concrete Type in C# and reflection
• Regex to restrict input into latitude (in decimal degrees) textbox
• Getting the array index for an item based on one of its properties
• Deserializing JSON to abstract class
• OrderBy and progressive-loading AngularJS
• How to combine two arrays as a cartesian product?
• Correct async function export in node.js
• Javascript parse string to integer