zxq9 questions

zxq9 answers

• Erlang and Elixir's colorful REPL shells
• Is there a way to check if a string is alphanumeric in erlang
• Does erlang have a hidden rownum on a list?
• How to check whether input is a string in Erlang?
• Erlang 'record' explanation
• Explanation of lists:fold function
• Is it possible to send a message to an unregistered processes in Erlang?
• Can erlang reuse process IDs? If so, how to be sure of correctness?
• passing anonymous function as parameter to a function in Erlang?
• Why the output differs in these two erlang expression sequence in shell?