💻
Programming
Design Patterns
51
Cards
~26m
Study time
Advanced
Difficulty
Sample questions
- ▸What are Design Patterns in software engineering?
- ▸What are the three categories of GoF Design Patterns?
- ▸What is the Singleton pattern?
- ▸What are the drawbacks of the Singleton pattern?
- ▸What is the Factory Method pattern?
💻
Programming
Ruby Programming
107
Cards
~54m
Study time
Advanced
Difficulty
Sample questions
- ▸What is a Symbol in Ruby?
- ▸How do you create an Array in Ruby?
- ▸How do you create a Hash in Ruby?
- ▸What is a block in Ruby?
- ▸What is the difference between do...end and curly braces for blocks?
VS
🤔 Which should you study first?
Both topics are in the Programming category, so they complement each other well. We suggest starting with the smaller deck to build momentum:
Design Patterns
51 cards · ~26 min · Advanced
⭐ Quicker to complete
Ruby Programming
107 cards · ~54 min · Advanced