01 2021 档案

Twitter - System Design
摘要：First Created: 2021-01-23 23:10 A read-heavy system (compared to write) Main Functions 1. Users are able to post tweet(text, image, video) 2. Users ar 阅读全文
posted @ 2021-01-24 15:12 YBgnAW
Other Blog notes
摘要：First Created: 2021/01/23 13:37 Uber https://eng.uber.com/real-time-push-platform/ Cassandra is a durable and cross region replicated storage. ZooKeep 阅读全文
posted @ 2021-01-24 06:38 YBgnAW 阅读(45) 评论(0) 推荐(0)
Uber - System Design
摘要：First created 2021年01月18日21:50 A system with Write heavy & Read heavy, Transisent data ttl can be short Requirements: Drivers: tell the service the re 阅读全文
posted @ 2021-01-19 13:55 YBgnAW
AWS docs notes
摘要：First created: 2020-01-19 22:30 DynamoDB supports two types of primary keys: Partition key: A simple primary key, composed of one attribute known as t 阅读全文
posted @ 2021-01-19 10:16 YBgnAW 阅读(84) 评论(0) 推荐(0)
Proximity Server/Yelp - System Design
摘要：First created 2021年01月17日 A system with Read heavy/Write little placeId 8 bytes name 256 bytes latitude 4 bytes longtitude 4 bytes category 1 byte des 阅读全文
posted @ 2021-01-18 16:08 YBgnAW
JAVA的GC
摘要：Garbage Collector of JAVA NOTES Reference video https://www.bilibili.com/video/BV11Z4y1G7wg?p=11 malloc free (C) new delete (C++) new （Java) 自动内存回收 编程 阅读全文
posted @ 2021-01-12 13:55 YBgnAW