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DDolphinDBinmedium.com·Aug 20, 2024 · 19 min read

Best Practices for Market Data Replay

This tutorial introduces the practical implementation of the DolphinDB’s replay feature. Based on the DolphinDB’s streaming replay, distributed database architecture and APIs, you can create a powerful tool for historical insight and model back-testi...

DDolphinDBinmedium.com·May 29, 2024 · 8 min read

Introduction to backtesting strategy: Historical data replay in DolphinDB

In DolphinDB, we can import historical data into a stream table in chronological order as “real-time data” so that the same script can be used both for backtesting and real-time trading. Regarding streaming in DolphinDB please refer to DolphinDB Stre...

HCHimanshu Chauhaninhimanshuchauhan.hashnode.dev·Apr 6, 2023 · 4 min read

Managing State in React Js: Where to Start as a Beginner?

Managing the state in React is quite different from a normal Javascript project. In React every variable can not take effect on UI only the state variable can take effect. In React here is a concept of Virtual Dom It compares an old state and a new s...