System Design Case Study: Google Map
Google maps helps user find directions and navigate to their destination, and it has enormous complexity of google map, it’s important to nail down which fea...
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System Design Case Study: Distributed Message Queue
Message queue provide communication and coordination for those building blocks.
System Design Case Study: Yelp
Yelp is a typical app of “proximity service”, which is used to discover nearby place such as restaurant, hotels etc.
System Design Case Study: Nearby Friends
For the opt-in users who grants the permission to access their location, the mobile client present a list of friends who are geographically nearby.
System Design Case Study: Youtube
Everyone knows youtube, it has a very rich features and impossible to cover all of them in a single article.