KEHN
About
I’m a software engineer living in New York City. I build award winning solutions for companies like IDEO, Thomson Reuters, and beIN Sports. I founded JAKT, a leading design and development consultancy that uses technology to solve problems for entrepreneurs and corporations. I also started the proposal for what would become The Workplace. Continue reading.
Writing
Calculating recipes with Obsidian
I make Obsidian do the math for recipes.
Fuzzy searching Amazon purchases in Alfred
A bit of Python glued this together for me.
Coming up for air
What is new with you?
Site Update: secure links now
I have setup secure.joshuakehn.com to facilitate some minor integrations such as Stripe Checkout.
Comprehensions in Python
A look at comprehensions as a language feature and what they can do. Targeted as a beginner level how-to for those who haven’t used or explored comprehensions in Python.
Variable Expansion in Python
Python allows nested variable expansion, which is perfect when enumerating in a for-loop or inside a comprehension. This took me 10 years to notice.
How Not To Make Coffee
Keurig machines and comparisons to disposable lifestyles.
Marco Arment on Facebook
I do not share Marco’s polarized opinions but I respect his open concession that the good outweighs the bad.
PostgreSQL Alter Table and Long Transactions
Altering table structures in PostgreSQL are safe, with some exceptions around what locks transcations have running. The access exclusive lock will wait for any transaction to finish and block other transactions from starting.
git-rebase: A Play in Four Acts
Make rebasing an indispensable part of the development workflow.
Archives: 2023 2022 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 ALL
Contact
You can reach me at my current email address: inquiries@josh.kehn.us.
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