vol. 01·section B // the writing log·friday, jul 24, 20262026–2026

a slow column —the writing log

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browse bycategories (3)·tags (31)

fintech·4cli tools·2libraries·1

2026·7 posts
  1. №07JUL 06

    CultBot: Auto-Booking My Cult.fit Classes the Moment Slots Open

    cli tools

    How I built a YAML-driven Node.js CLI that books Cult.fit classes with date-based profiles, priority rules, notifications, retries, and flexible scheduling.

    #nodejs#cli#automation#github-actions#javascript#fitness +3

  2. №06MAY 21

    Multi-broker auth: TOTP, OAuth, and token persistence done right

    fintech

    How StalkMarket abstracts four Indian broker APIs (Angel One, Upstox, Zerodha, Groww) behind one provider interface — with TOTP, OAuth token injection, persisted tokens, proactive refresh, and a 401 retry path.

    #trading#brokers#auth#oauth#totp#nodejs +1

  3. №05MAY 15

    Teaching StalkMarket to buy

    fintech

    StalkMarket already knows when to sell. Now I'm wiring up the harder half — entries. Here's the messy filter that turned 25 candidate buy signals into the five I'd actually trust on HDFC Bank.

    #trading#strategy#nse#stalkmarket#design

  4. №04MAY 09

    Designing a pluggable trailing stop-loss engine

    fintech

    How StalkMarket's strategy engine works: a pure-function Strategy interface, a discriminated StrategyResult, paise-precision math, and crash-safe deduplication for the trailing stop-loss.

    #trading#strategy#typescript#algorithms#sqlite#testing

  5. №03MAY 02

    Building StalkMarket: a trailing stop-loss bot for the NSE on a Raspberry Pi

    fintech

    How I designed and shipped StalkMarket — a multi-broker, multi-channel trailing stop-loss notification bot for the Indian stock market, running 24/7 on a Raspberry Pi 5 in Docker.

    #trading#nse#nodejs#typescript#fastify#sqlite +2

  6. №02FEB 01

    howlongtobeat-core: A TypeScript API for Game Completion Times

    libraries

    Query HowLongToBeat.com programmatically. Learn how to search games, get completion times, and integrate HLTB data into your apps with this cross-runtime TypeScript library.

    #typescript#deno#api#gaming#open-source

  7. №01JAN 30

    azpim: A CLI for Azure Privileged Identity Management

    cli tools

    Manage Azure PIM roles from your terminal. Learn how to install azpim, activate/deactivate roles, create presets, and automate PIM workflows.

    #azure#pim#cli#typescript#security#devops