Notes on software, communication, and whatever else.https://conorliv.com/https://conorliv.com/effective-direct-communication-cheatsheet/https://conorliv.com/effective-direct-communication-cheatsheet/Swap tentative phrases for direct, confident ones — a quick reference table.Wed, 06 Aug 2025 00:00:00 GMThttps://conorliv.com/why-im-learning-to-say-no-even-to-cool-stuff/https://conorliv.com/why-im-learning-to-say-no-even-to-cool-stuff/GenAI lets me do the work of five people — which makes saying no to the interesting-but-unimportant more important than ever.Thu, 24 Jul 2025 00:00:00 GMThttps://conorliv.com/thoughts-on-hackerranks-big-sorting-problem/https://conorliv.com/thoughts-on-hackerranks-big-sorting-problem/Why Python's int is too slow for 988k-digit numbers, and how Decimal solves the Big Sorting problem.Sun, 25 Mar 2018 00:00:00 GMThttps://conorliv.com/alembic-migrations-how-execute-raw-sql-on-new-tables/https://conorliv.com/alembic-migrations-how-execute-raw-sql-on-new-tables/A newly created table isn't visible to a separate psycopg2 connection mid-migration — bind to the Alembic session instead.Fri, 09 Mar 2018 00:00:00 GMThttps://conorliv.com/gotchas-of-opening-csv-in-excel/https://conorliv.com/gotchas-of-opening-csv-in-excel/When Excel mangles CSV numbers into scientific notation or truncates decimals — and the one-character fix.Thu, 08 Mar 2018 00:00:00 GMThttps://conorliv.com/python-arrays-extend-vs-append/https://conorliv.com/python-arrays-extend-vs-append/append nests, extend flattens, and Python 3.5's unpacking operator gives you a third option.Wed, 07 Mar 2018 00:00:00 GMThttps://conorliv.com/how-to-run-a-specific-test-only-from-a-pytest-suite/https://conorliv.com/how-to-run-a-specific-test-only-from-a-pytest-suite/Mark a test with @pytest.mark and run just it with pytest -m.Tue, 06 Mar 2018 00:00:00 GMT