Uninitialized variable declaration Uninitialized variable declaration Crystal allows declaring uninitialized variables: x = uninitialized Int32 x # => some random value, ...

Everything is an object Everything is an object In Crystal everything is an object. The definition of an object boils down to these points: It has a type It can respond to som...

Uninitialized variable declaration Uninitialized variable declaration Crystal allows declaring uninitialized variables: x = uninitialized Int32 x # => some random value, ...

Everything is an object Everything is an object In Crystal everything is an object. The definition of an object boils down to these points: It has a type It can respond to som...

Everything is an object Everything is an object In Crystal everything is an object. The definition of an object boils down to these points: It has a type It can respond to som...

Everything is an object Everything is an object In Crystal everything is an object. The definition of an object boils down to these points: It has a type It can respond to som...

Boosting query Example Parameters Boosting query If you’re searching for the word “pitcher”, your results may relate to either baseball players or containers for liquids. For...

Boosting query Example Parameters Boosting query If you’re searching for the word “pitcher”, your results may relate to either baseball players or containers for liquids. For ...

Boosting queries Example Parameters Boosting queries If you’re searching for the word “pitcher”, your results may relate to either baseball players or containers for liquids. ...

Methods Arguments Default arguments Type Restrictions Overloading Returning a value Return type Methods To avoid duplication of the same message, instead of using a variab...