Blue Skies questions

Blue Skies answers

• Why regex gets value twice using 'match' in Javascript?
• Why does true == 'true' statement in JS return false? [duplicate]
• How to preserve setTimeout parameter value until execution?
• How to insert the same html element twice?
• How to unshift or add to the beginning of arguments object in JavaScript
• Pass all the values from an array into a function as parameters
• How does JavaScript "writable" property descriptor work?