Yu's Github
Java, SQL, Python and a little bit of Scala
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Resume
2020
Linux reference sheet
2020-07-01
Javascript 5 - DOM
2020-05-21
Javascript 3 - http request
2020-04-27
Javascript 4 - ES6
2020-04-25
Javascript 2 - Chrome dev tools
2020-04-13
Javascript 1 - function, object, prototype
2020-04-07
Data Metrics
2020-02-02
DAU and retention analysis
2020-01-17
2019
NoSQL vs SQL
2019-11-03
Rate limiting fundamentals
2019-10-16
AWS Redshift and Apache Airflow pipeline
2019-08-19
AWS EMR Spark and Data Lake
2019-08-13
Examples of System Design
2019-07-30
Java JUC (java.util.concurrent) 7 - Semaphore vs Lock Example
2019-07-12
Java JUC (java.util.concurrent) 6 - Exception
2019-07-11
Java JUC (java.util.concurrent) 5 - ThreadPool and ThreadLocal
2019-07-05
Java JUC (java.util.concurrent) 4 - Lock
2019-07-02
Java JUC (java.util.concurrent) 3 - Synchronized and Synchronized Container
2019-05-13
Java JUC (java.util.concurrent) 2 - Atomic Variables and Concurrent Collection
2019-04-24
Java JUC (java.util.concurrent) 1 - AQS：AbstractQueuedSynchronizer
2019-04-09
