Posts by Chip Kent

Gremlins in Python default arguments

Python default arguments may not behave as expected

February 10 2022 • 2 min read

Have you been hurt by lambdas in Python?

Python lambdas may not behave as expected

February 17 2022 • 4 min read

Python Server API v2 Release Candidate

Python Server API v2 Release Candidate

March 7 2022 • 2 min read

Quant-trading like Wall Street pros

Combine the low-cost trading of Interactive Brokers with the analytical power and ease of use of Deephaven to yield an open, algorithmic trading platform with the new deephaven-ib Python module

March 17 2022 • 3 min read

Wrangling semi-structured real-time data

Using Deephaven as a real-time JSON database

May 2 2022 • 7 min read

Deephaven: No Docker Required!

Pip install Deephaven and run scripts from the command line

July 26 2022 • 3 min read

Real-time algorithmic trading with Deephaven & IB

Recent deephaven-ib improvements ... including crypto and pip support!

August 16 2022 • 1 min read

Python variables now automagically work in Deephaven queries!

Use Python variables in Deephaven query strings. No special coding required.

September 15 2022 • 3 min read

Fully automated trading with Deephaven and Interactive Brokers

Use Deephaven and IB to build your own fully automated market maker.

October 12 2022 • 7 min read

Use a scatter plot overlay to create real-time chart markers

See your buys, sells, and predictions in real time

October 14 2022 • 2 min read

Better, faster EMAs

Brought to you by Deephaven's update_by

October 17 2022 • 2 min read

Deephaven's modernized time library

Rewriting date-time handling brings major benefits

June 9 2023 • 15 min read

A simple (but not obvious) way to improve query performance

Avoid unnecessary recalculations in query strings

June 30 2023 • 3 min read

Deephaven's modernized time library -- Part 2

Workflows for native Python date-times

September 13 2023 • 3 min read