💻
Programming
React Hooks Advanced Patterns
224
Cards
~112m
Study time
Advanced
Difficulty
Sample questions
- ▸Why does useEffect run twice in dev?
- ▸Common cause of infinite useEffect loop?
- ▸How does useCallback help?
- ▸useMemo vs useCallback?
- ▸useRef common uses?
💻
Programming
System Design
50
Cards
~25m
Study time
Advanced
Difficulty
Sample questions
- ▸What is horizontal scaling?
- ▸What is vertical scaling?
- ▸What is a load balancer?
- ▸What are common load balancing algorithms?
- ▸What are Layer 4 vs Layer 7 load balancers?
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:
React Hooks Advanced Patterns
224 cards · ~112 min · Advanced
System Design
50 cards · ~25 min · Advanced
⭐ Quicker to complete