TickDB API development tutorials, WebSocket integration and SDK examples
The cursor blinks at 3:47 AM. Your Python backtester has been running for six hours. The problem is not the strategy logic—it is the language itself. Python's Global Interpreter Lock (GIL) serializes
In crypto markets, the same asset rarely trades at the same price across two exchanges for more than a few milliseconds. On the morning of January 15, 2025, Bitcoin briefly traded at $67,240 on Binanc
--- At 9:47 AM on a Tuesday, a large institutional order hits the bid side of a heavily traded S&P 500 component. The pressure ratio spikes to 4.2. An amateur trader sees the spike and concludes liqui
--- Every quant team hits the same wall eventually. You have built a beautiful alpha signal. The backtests sing. The Sharpe ratio is 1.4. You are ready to push to production — and then you realize tha
"Price is the effect. The order book is the cause." At 14:32:07 UTC on a quiet Thursday, BTC/USDT on Binance traded at $67,842.50. On Coinbase, BTC/USD printed at $67,856.23. A 13-dollar spread. Three
The bid side vanished in 140 milliseconds. On a Tuesday morning in November 2024, a large institutional parent order hit the lit market for shares of a mid-cap pharmaceutical company ahead of an FDA a
--- "Every developer has a story like this." At 2:47 AM, a trading algorithm breaks. The logs show a cryptic error. The first 20 minutes are spent not fixing the problem, but decoding it: Is this a cl
--- Opening "The best backtest is worthless if the data disappears right when you need it most." A quant researcher runs a five-year event study on S&P 500 constituent stocks. The strategy targets pos