Prolog program to enumerate all possible solution over a countable set...

PHP Warning: count(): Parameter must be an array or an object that implements Countable in C:\\htdoc...

Variable is an array but not countable?...

php count function returns must be an array or an object that implements Countable...

wamp- count(): Parameter must be an array or an object that implements Countable...

Prove that the set of all languages over a finite alphabet is uncountable...

PHP: how can I sort and filter an "array", that is an Object, implementing ArrayAccess?...

is Set of Real Numbers Between 0 and 1 really uncountably Infinite?...

It is okay to implement \Countable in a PHP class that is not meant to be iterable?...

Overload the behavior of count() when called on certain objects...

How to prove set of all two argument functions cannot be countable...

Last item in iteration with PHP...