Marketcalls

Financial Data Analysis

Building a Real-time Crypto Analytics Dashboard with QuestDB on Windows: A Step-by-Step Guide

Crypto trading never sleeps, and the markets move faster than most databases can keep up. If you’re serious about running a...
Rajandran R
Jun 22, 2025 5 min read

Mastering VectorBT – Broadcasting -How to Run Multiple Strategies at Once – Part 5 -Python Tutorial

If you're using VectorBT to backtest trading strategies, you've probably seen the term "broadcasting" pop up. It's not just a fancy...
Rajandran R
May 8, 2025 2 min read

Rolling Sharpe and Sortino Ratios – Python Code

In the realm of investment, gauging performance and risk is paramount. Two metrics stand out for their effectiveness in measuring the...
Rajandran R
Nov 6, 2023 3 min read