corpus.blog
41554 blogs · [ { "id": "01a0d51c-7a2b-73f7-936b-13f9b44737d2", "title": "Jev can’t be calibrated", "url": "https://alexmolas.com/2026/09/23/jev-cant-be-calibrated.html", "published_at": "2026-09-23T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e4342ad92", "title": "Bayesian A/B testing is not immune to peeking", "url": "https://alexmolas.com/2025/10/30/bayesian-ab-test-peeking.html", "published_at": "2025-10-30T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e441cdd70", "title": "Adding search to my static blog.", "url": "https://alexmolas.com/2025/08/11/search-with-lunr.html", "published_at": "2025-08-11T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e446571dd", "title": "Who needs git when you have 1M context windows?", "url": "https://alexmolas.com/2025/07/28/unexpected-benefit-llm.html", "published_at": "2025-07-28T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e45029f0f", "title": "Semantic Unit Testing", "url": "https://alexmolas.com/2025/04/09/semantic-unit-testing.html", "published_at": "2025-04-09T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e45811749", "title": "Three symmetric math riddles", "url": "https://alexmolas.com/2025/03/19/symmetric-math-riddles.html", "published_at": "2025-03-19T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e462605cc", "title": "Optimizing Jupyter Notebooks for LLMs", "url": "https://alexmolas.com/2025/01/15/ipynb-for-llm.html", "published_at": "2025-01-15T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e467d754a", "title": "Win your fantasy league using operations research", "url": "https://alexmolas.com/2024/07/15/fantasy-knapsack.html", "published_at": "2024-07-15T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e477ccad1", "title": "Something happens to everyone.", "url": "https://alexmolas.com/2024/07/05/something-happens-everyone.html", "published_at": "2024-07-05T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e47e523fb", "title": "In defense of Leetcode Interviews", "url": "https://alexmolas.com/2024/06/21/leetcode-interviews.html", "published_at": "2024-06-21T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e47f18ab3", "title": "Good code is rarely read", "url": "https://alexmolas.com/2024/06/06/good-code.html", "published_at": "2024-06-06T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e4883731d", "title": "You need more than p-values", "url": "https://alexmolas.com/2024/02/22/ab-tests.html", "published_at": "2024-02-22T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e492fd5c1", "title": "hn-index", "url": "https://alexmolas.com/2024/02/12/hn-index.html", "published_at": "2024-02-12T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e495bdfc7", "title": "A search engine in 80 lines of Python", "url": "https://alexmolas.com/2024/02/05/a-search-engine-in-80-lines.html", "published_at": "2024-02-05T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e4974d5ba", "title": "ChatGPT knows things that Google doesn’t", "url": "https://alexmolas.com/2024/01/25/chat-gpt-knows-more-than-google.html", "published_at": "2024-01-25T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e4a18802b", "title": "Guide to onboarding in a new job", "url": "https://alexmolas.com/2024/01/18/onboarding.html", "published_at": "2024-01-18T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e4ac99964", "title": "2023 review", "url": "https://alexmolas.com/2024/01/01/2023-review.html", "published_at": "2024-01-01T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e4af782f0", "title": "I hate MFA", "url": "https://alexmolas.com/2023/12/10/hate-mfa.html", "published_at": "2023-12-10T00:00:00+00:00" }, { "id": "01a08724-9674-7374-b7e7-288e4b762838", "title": "Conditioning is grouping by", "url": "https://alexmolas.com/2023/11/30/conditioning-is-grouping-by.html", "published_at": "2023-11-30T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c201e2d9ab", "title": "The least controversial movie", "url": "https://alexmolas.com/2023/11/14/controversial-movies.html", "published_at": "2023-11-14T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c202bcadb2", "title": "Reading S3 data from local PySpark", "url": "https://alexmolas.com/2023/10/10/local-pyspark-s3.html", "published_at": "2023-10-10T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c202e92830", "title": "Stupid by choice", "url": "https://alexmolas.com/2023/09/18/embracing-dumbness.html", "published_at": "2023-09-18T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c203e674af", "title": "Different Types of Means", "url": "https://alexmolas.com/2023/09/14/types-of-means.html", "published_at": "2023-09-14T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c204a47c58", "title": "How far can you jump from a swing?", "url": "https://alexmolas.com/2023/08/18/how-far-can-you-jump.html", "published_at": "2023-08-18T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2056f6dda", "title": "Analyzing Gender Gap in Chess", "url": "https://alexmolas.com/2023/08/12/chess-gender-gap.html", "published_at": "2023-08-12T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2063d294f", "title": "Expected $k$ highest value from $n$ Gaussian draws.", "url": "https://alexmolas.com/2023/08/12/gaussian-order-statistics.html", "published_at": "2023-08-12T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2072a6efc", "title": "Good Science, Good Engineering.", "url": "https://alexmolas.com/2023/08/01/good-science-good-engineering.html", "published_at": "2023-08-01T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c207deb5d0", "title": "You’re the best at something.", "url": "https://alexmolas.com/2023/07/25/best-at-something.html", "published_at": "2023-07-25T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c208b5fb08", "title": "512KB Club", "url": "https://alexmolas.com/2023/07/20/512KB-club.html", "published_at": "2023-07-20T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c209b5da08", "title": "Automate your static blogroll.", "url": "https://alexmolas.com/2023/07/20/automatic-blogroll.html", "published_at": "2023-07-20T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20a02cd7b", "title": "About math limitations.", "url": "https://alexmolas.com/2023/07/18/math-limitations.html", "published_at": "2023-07-18T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20a7f4819", "title": "Nobody cares about your blog.", "url": "https://alexmolas.com/2023/07/15/nobody-cares-about-your-blog.html", "published_at": "2023-07-15T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20afa800e", "title": "Why did I make my blog uglier?", "url": "https://alexmolas.com/2023/07/13/ugly-blog.html", "published_at": "2023-07-13T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20b391ed2", "title": "A game for the next 15 years: counting license plates", "url": "https://alexmolas.com/2023/07/01/counting-license-plates.html", "published_at": "2023-07-01T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20bc2ff19", "title": "How much for your brain?", "url": "https://alexmolas.com/2023/06/13/renting-your-brain.html", "published_at": "2023-06-13T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20bde4ae1", "title": "Debunking the Myth of Dollar Cost Averaging", "url": "https://alexmolas.com/2023/06/07/dca-is-suboptimal.html", "published_at": "2023-06-07T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20cc98882", "title": "A randomized voting strategy", "url": "https://alexmolas.com/2023/05/23/randomized-voting-strategy.html", "published_at": "2023-05-23T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20ce70a2f", "title": "How to initialize your bias.", "url": "https://alexmolas.com/2023/02/24/bias-initialization.html", "published_at": "2023-02-24T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20d09b220", "title": "The error of the error.", "url": "https://alexmolas.com/2023/02/16/error-of-the-error.html", "published_at": "2023-02-16T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20dbca743", "title": "The Sweet Spot for Buying Used Cars.", "url": "https://alexmolas.com/2023/01/16/buy-used-cars.html", "published_at": "2023-01-16T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20e8d40c8", "title": "Discovering the best Chess960 variation.", "url": "https://alexmolas.com/2023/01/11/chess-960-initial-position.html", "published_at": "2023-01-11T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20ee258f8", "title": "2022 review", "url": "https://alexmolas.com/2023/01/01/2022-review.html", "published_at": "2023-01-01T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c20fbf6810", "title": "Can Random Forests overfit?", "url": "https://alexmolas.com/2022/12/26/random-forest-overfit.html", "published_at": "2022-12-26T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c210a8f554", "title": "Mate with only pawns and no promotions.", "url": "https://alexmolas.com/2022/11/24/mate-with-only-pawns.html", "published_at": "2022-11-24T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c210bda248", "title": "Computability Theory (ii): uncomputable numbers.", "url": "https://alexmolas.com/2022/10/20/uncomputable-numbers.html", "published_at": "2022-10-20T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2115d2ec0", "title": "Computability Theory (i): the Halting Problem.", "url": "https://alexmolas.com/2022/10/19/halting-problem.html", "published_at": "2022-10-19T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2123802b1", "title": "Choose the smallest number not chosen yet.", "url": "https://alexmolas.com/2022/09/28/choose-the-smallest-number.html", "published_at": "2022-09-28T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c212e90b04", "title": "TIL: constant folding in python.", "url": "https://alexmolas.com/2022/09/10/til-constant-folding.html", "published_at": "2022-09-10T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c21342fc81", "title": "L1 regularization from a bayesian perspective", "url": "https://alexmolas.com/2022/08/27/bayesian-regularization.html", "published_at": "2022-08-27T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2136f1538", "title": "Field theory for recurrent mobility", "url": "https://alexmolas.com/2022/07/29/field-theory-recurrent-mobility.html", "published_at": "2022-07-29T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c213ed36cf", "title": "Your laptop is an implementation detail", "url": "https://alexmolas.com/2022/07/25/productivity-trick.html", "published_at": "2022-07-25T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2147da4ce", "title": "Vectorizing impossible operations: boolean algebra, sets, and filters", "url": "https://alexmolas.com/2022/07/13/boolean-algebra-sets-and-filters.html", "published_at": "2022-07-13T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c214feb0be", "title": "Data science preflight checklist.", "url": "https://alexmolas.com/2022/07/06/data-science-preflight-checklist.html", "published_at": "2022-07-06T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c21525243e", "title": "Why do we minimize the mean squared error?", "url": "https://alexmolas.com/2022/05/25/mean-squared-error.html", "published_at": "2022-05-25T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c215b42bbf", "title": "Training TensorFlow models with big tabular datasets (iii): preparing a warmup for TensorFlow models.", "url": "https://alexmolas.com/2022/05/24/tensorflow-warmup.html", "published_at": "2022-05-24T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c216445804", "title": "Why bureaucracy is fundamentally wrong.", "url": "https://alexmolas.com/2022/05/23/why-bureaucracy-is-fundamentally-wrong.html", "published_at": "2022-05-23T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2166b449b", "title": "Feynman’s Restaurant Problem.", "url": "https://alexmolas.com/2022/05/09/feynman-restaurant-problem.html", "published_at": "2022-05-09T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2169c6ddc", "title": "Counterintuitive statistics (i): a fair coin game.", "url": "https://alexmolas.com/2022/05/04/counterintuitive-coin-game.html", "published_at": "2022-05-04T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2170b1dc6", "title": "Training TensorFlow models with big tabular datasets (ii)", "url": "https://alexmolas.com/2022/04/25/tensorflow-prefetch.html", "published_at": "2022-04-25T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c21724c46d", "title": "Coding sucks.", "url": "https://alexmolas.com/2022/04/22/coding-sucks.html", "published_at": "2022-04-22T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c217a87078", "title": "Training TensorFlow models with big tabular datasets (i).", "url": "https://alexmolas.com/2022/04/15/tensorflow-with-big-tabular-datasets.html", "published_at": "2022-04-15T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c21806d5cd", "title": "Continuous Blackjack (ii): deriving basic equations from two other perspectives.", "url": "https://alexmolas.com/2022/03/24/continuous-blackjack-ii.html", "published_at": "2022-03-24T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c2181f8489", "title": "Continuous Blackjack (i): introduction and first results.", "url": "https://alexmolas.com/2022/03/11/continuous-blackjack-i.html", "published_at": "2022-03-11T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c21822a50a", "title": "Data Science and Software Engineering (I)", "url": "https://alexmolas.com/2022/02/07/about-data-science-and-software-engineering-i.html", "published_at": "2022-02-07T00:00:00+00:00" }, { "id": "01a08724-9675-7182-b9c1-45c21867b2fe", "title": "Dynamic Programming (i): Multiplying Matrices", "url": "https://alexmolas.com/2020/12/31/dynamic-programming-i.html", "published_at": "2020-12-31T00:00:00+00:00" } ] posts Claim your blog
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alexmolas

alexmolas.com

2026

Jev can’t be calibratedoriginal ↗
23 Sept 2026

2025

Bayesian A/B testing is not immune to peekingoriginal ↗
30 Oct 2025
Adding search to my static blog.original ↗
11 Aug 2025
Who needs git when you have 1M context windows?original ↗
28 Jul 2025
Semantic Unit Testingoriginal ↗
9 Apr 2025
Three symmetric math riddlesoriginal ↗
19 Mar 2025
Optimizing Jupyter Notebooks for LLMsoriginal ↗
15 Jan 2025

2024

Win your fantasy league using operations researchoriginal ↗
15 Jul 2024
Something happens to everyone.original ↗
5 Jul 2024
In defense of Leetcode Interviewsoriginal ↗
21 Jun 2024
Good code is rarely readoriginal ↗
6 Jun 2024
You need more than p-valuesoriginal ↗
22 Feb 2024
hn-indexoriginal ↗
12 Feb 2024
A search engine in 80 lines of Pythonoriginal ↗
5 Feb 2024
ChatGPT knows things that Google doesn’toriginal ↗
25 Jan 2024
Guide to onboarding in a new joboriginal ↗
18 Jan 2024
2023 revieworiginal ↗
1 Jan 2024

2023

I hate MFAoriginal ↗
10 Dec 2023
Conditioning is grouping byoriginal ↗
30 Nov 2023
The least controversial movieoriginal ↗
14 Nov 2023
Reading S3 data from local PySparkoriginal ↗
10 Oct 2023
Stupid by choiceoriginal ↗
18 Sept 2023
Different Types of Meansoriginal ↗
14 Sept 2023
How far can you jump from a swing?original ↗
18 Aug 2023
Analyzing Gender Gap in Chessoriginal ↗
12 Aug 2023
Expected $k$ highest value from $n$ Gaussian draws.original ↗
12 Aug 2023
Good Science, Good Engineering.original ↗
1 Aug 2023
You’re the best at something.original ↗
25 Jul 2023
512KB Cluboriginal ↗
20 Jul 2023
Automate your static blogroll.original ↗
20 Jul 2023
About math limitations.original ↗
18 Jul 2023
Nobody cares about your blog.original ↗
15 Jul 2023
Why did I make my blog uglier?original ↗
13 Jul 2023
A game for the next 15 years: counting license platesoriginal ↗
1 Jul 2023
How much for your brain?original ↗
13 Jun 2023
Debunking the Myth of Dollar Cost Averagingoriginal ↗
7 Jun 2023
A randomized voting strategyoriginal ↗
23 May 2023
How to initialize your bias.original ↗
24 Feb 2023
The error of the error.original ↗
16 Feb 2023
The Sweet Spot for Buying Used Cars.original ↗
16 Jan 2023
Discovering the best Chess960 variation.original ↗
11 Jan 2023
2022 revieworiginal ↗
1 Jan 2023

2022

Can Random Forests overfit?original ↗
26 Dec 2022
Mate with only pawns and no promotions.original ↗
24 Nov 2022
Computability Theory (ii): uncomputable numbers.original ↗
20 Oct 2022
Computability Theory (i): the Halting Problem.original ↗
19 Oct 2022
Choose the smallest number not chosen yet.original ↗
28 Sept 2022
TIL: constant folding in python.original ↗
10 Sept 2022
L1 regularization from a bayesian perspectiveoriginal ↗
27 Aug 2022
Field theory for recurrent mobilityoriginal ↗
29 Jul 2022
Your laptop is an implementation detailoriginal ↗
25 Jul 2022
Vectorizing impossible operations: boolean algebra, sets, and filtersoriginal ↗
13 Jul 2022
Data science preflight checklist.original ↗
6 Jul 2022
Why do we minimize the mean squared error?original ↗
25 May 2022
Training TensorFlow models with big tabular datasets (iii): preparing a warmup for TensorFlow models.original ↗
24 May 2022
Why bureaucracy is fundamentally wrong.original ↗
23 May 2022
Feynman’s Restaurant Problem.original ↗
9 May 2022
Counterintuitive statistics (i): a fair coin game.original ↗
4 May 2022
Training TensorFlow models with big tabular datasets (ii)original ↗
25 Apr 2022
Coding sucks.original ↗
22 Apr 2022
Training TensorFlow models with big tabular datasets (i).original ↗
15 Apr 2022
Continuous Blackjack (ii): deriving basic equations from two other perspectives.original ↗
24 Mar 2022
Continuous Blackjack (i): introduction and first results.original ↗
11 Mar 2022
Data Science and Software Engineering (I)original ↗
7 Feb 2022

2020

Dynamic Programming (i): Multiplying Matricesoriginal ↗
31 Dec 2020