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  1. We are writing a demo game Drones vs Zombies (Gosu / Ruby)

    Example of a game made using Gosu in Ruby language

  2. Gosu Ruby Tutorial - пройдемось по офіційній документації

    Gosu Ruby Tutorial - пройдемось по офіційній документації та створимо демку гри власноруч, розібравшись з можливостями рушія.

  3. Ruby library Gosu for creating 2D games

    Ruby library Gosu for creating 2D games. Description of the library for game development in Ruby (as well as C++).

  4. How to make an empty git commit?

    How to make an empty git commit? Let's make an empty git commit. Why? Who knows, everyone has their own goals. In my case - to tr…

  5. [Fix] extconf.rb failed during the installation of the Ruby library Gosu

    [Fix] extconf.rb failed during the installation of the Ruby library Gosu. We are fixing the dependencies of the Gosu library duri…

  6. What is a function in programming?

    What is a function in programming? Example of a function in Ruby and JavaScript

  7. What is the difference between variables that start with @, @@, and $?

    Interview question. What is the difference between variables that start with @, @@, and $?

  8. What will be the result of adding 10.5 and 10?

    A popular interview question for a junior position. What will be the result of adding 10.5 and 10?

  9. What is immutability and mutability?

    What is immutability and mutability? A description of the term in the context of programming and beyond.

  10. What does the error 'is out of range' mean in Ruby on Rails? Range Error - Integer with limit 4 bytes

    What does the error 'is out of range' mean in Ruby on Rails? Range Error. ActiveModel::Type::Integer with limit 4 bytes

  11. What is the difference between int and bigint in Ruby? Minimum and maximum values.

    What is the difference between int and bigint in Ruby? Characteristics of int and bigint. Minimum and maximum values.

  12. Scope of a local variable in Ruby

    The scope of local variables in Ruby. Examples of how variable visibility works in Ruby.

  13. Why is an empty string in Ruby not false?

    Why is an empty string in Ruby not false? Examples of working with empty strings.

  14. What is the difference between nil and false in Ruby?

    What is the difference between nil and false in Ruby? Let's consider the principles of operation and the differences between the …

  15. Why does Ruby code return nil after executing puts?

    Why does Ruby code return nil after executing puts? Why do we get => nil after the printed text?

  16. What is the difference between immediate value and reference in Ruby?

    What is the difference between immediate value and reference value in Ruby? What is an immediate value and a reference?

  17. Does Ruby create a new copy of an object when assigning a variable to another variable?

    Does Ruby create a new copy of an object when assigning a variable to another variable? Let's consider how assignment works in Ru…

  18. Which operating systems support Ruby?

    Which operating systems support Ruby? A list of operating systems and their features.

  19. What is the purpose of the CVE (Common Vulnerabilities and Exposures) database?

    What is the purpose of the CVE (Common Vulnerabilities and Exposures) database? Where and for what is the information about vulne…

  20. How does 'rails console --sandbox' work?

    How does 'rails console --sandbox' work? An example of the Rails console in sandbox mode.