Aaron questions

Aaron answers

• Javascript prime number check
• Massive tasks alternative pattern for Runnable or Callable
• Regex replace phone numbers with asterisks pattern
• Convert string in variable lower case [duplicate]
• Simulate key press in bash
• java 8 parallel stream, blockingcode possible?
• Missing expression after unary operator '--'
• How to extract fields from a json string using jq
• Java 8 stream getting cannot invoke map on primitive type void
• Add delimiters at specific indexes