I'm Antony Holmes, a software engineer and researcher in New York City. I write about tech, projects, transit, films, whatever's on my mind really.https://antonyholmes.dev/https://antonyholmes.dev/blog/engineering/empty-nester/https://antonyholmes.dev/blog/engineering/empty-nester/Or why you shouldn't nest your React components.https://antonyholmes.dev/blog/credit-cards/capital-one-secured/https://antonyholmes.dev/blog/credit-cards/capital-one-secured/My review of the Capital One Secured Mastercard credit card.https://antonyholmes.dev/blog/credit-cards/citi-double-cash/https://antonyholmes.dev/blog/credit-cards/citi-double-cash/My review of the Citi Double Cash credit card.https://antonyholmes.dev/blog/credit-cards/fidelity-rewards-visa/https://antonyholmes.dev/blog/credit-cards/fidelity-rewards-visa/My review of the Fidelity Rewards Visa Signature credit card.https://antonyholmes.dev/blog/films/catch-the-hawk/https://antonyholmes.dev/blog/films/catch-the-hawk/Watch it while eating a reindeer goat cheese pizza.https://antonyholmes.dev/blog/films/les-vacances/https://antonyholmes.dev/blog/films/les-vacances/A misunderstood classic?https://antonyholmes.dev/blog/films/who-made-who/https://antonyholmes.dev/blog/films/who-made-who/Maximum fun, minimum intellect.https://antonyholmes.dev/blog/finance/bear-markets/https://antonyholmes.dev/blog/finance/bear-markets/Navigating bear markets.https://antonyholmes.dev/blog/finance/credit-on-the-rocks/https://antonyholmes.dev/blog/finance/credit-on-the-rocks/How to freeze your credit.https://antonyholmes.dev/blog/engineering/react-window-resize-hook/https://antonyholmes.dev/blog/engineering/react-window-resize-hook/Monitoring when a window resizes with React.https://antonyholmes.dev/blog/engineering/class-names/https://antonyholmes.dev/blog/engineering/class-names/How to simplify conditional class name strings.https://antonyholmes.dev/blog/engineering/unique-ids/https://antonyholmes.dev/blog/engineering/unique-ids/How to create unique ids for databases, UI components and anything else your heart desires.https://antonyholmes.dev/blog/finance/cricket/https://antonyholmes.dev/blog/finance/cricket/Cricket.https://antonyholmes.dev/blog/finance/due-credit/https://antonyholmes.dev/blog/finance/due-credit/Why you should love credit cards.https://antonyholmes.dev/blog/finance/dumb-things/https://antonyholmes.dev/blog/finance/dumb-things/Wealth building involves not doing dumb stuff with your money.https://antonyholmes.dev/blog/finance/fees-fees-millions-of-fees/https://antonyholmes.dev/blog/finance/fees-fees-millions-of-fees/Fee-ndish Fees.https://antonyholmes.dev/blog/finance/full-fat-retirement/https://antonyholmes.dev/blog/finance/full-fat-retirement/Just like full fat milk, a rich retirement needs to hit the 4% sweet spothttps://antonyholmes.dev/blog/finance/hack-job/https://antonyholmes.dev/blog/finance/hack-job/Some Frugal Hacks For Automatically Saving Money.https://antonyholmes.dev/blog/finance/hey-hey-hsa/https://antonyholmes.dev/blog/finance/hey-hey-hsa/How using an HSA can help with retirement planning.https://antonyholmes.dev/blog/finance/hi-fidelity/https://antonyholmes.dev/blog/finance/hi-fidelity/My review of Fidelity.https://antonyholmes.dev/blog/engineering/creating-a-react-toggle-switch/https://antonyholmes.dev/blog/engineering/creating-a-react-toggle-switch/How to make a simple toggle switch using React.https://antonyholmes.dev/blog/engineering/og-image-gen-with-astro/https://antonyholmes.dev/blog/engineering/og-image-gen-with-astro/Let's automate creating those pesky Open Graph images.https://antonyholmes.dev/blog/finance/i-did-it-my-way/https://antonyholmes.dev/blog/finance/i-did-it-my-way/How to be a DIY investor.https://antonyholmes.dev/blog/finance/i-would-buy-500-stocks/https://antonyholmes.dev/blog/finance/i-would-buy-500-stocks/Why an S&P 500 fund might be all you need for retirement.https://antonyholmes.dev/blog/finance/market-noise/https://antonyholmes.dev/blog/finance/market-noise/Everybody's doing something, we'll do nothing.https://antonyholmes.dev/blog/finance/mint-mobile/https://antonyholmes.dev/blog/finance/mint-mobile/Minty fresh cell service for everyone.https://antonyholmes.dev/blog/finance/self-doubt/https://antonyholmes.dev/blog/finance/self-doubt/Fear, Uncertainty, Doubt and Missing Out.https://antonyholmes.dev/blog/finance/should-you-talk-to-chuck/https://antonyholmes.dev/blog/finance/should-you-talk-to-chuck/My review of Schwab.https://antonyholmes.dev/blog/finance/small-potatoes/https://antonyholmes.dev/blog/finance/small-potatoes/Small changes, big outcomes.https://antonyholmes.dev/blog/finance/tales-from-the-crypto/https://antonyholmes.dev/blog/finance/tales-from-the-crypto/What is cryptocurrency and should you buy it?https://antonyholmes.dev/blog/finance/the-50-cent-club/https://antonyholmes.dev/blog/finance/the-50-cent-club/How much should I be saving, really?https://antonyholmes.dev/blog/finance/the-vanilla-investor/https://antonyholmes.dev/blog/finance/the-vanilla-investor/You get what you don't pay for.https://antonyholmes.dev/blog/finance/total-market-funds/https://antonyholmes.dev/blog/finance/total-market-funds/How to invest across the whole market.https://antonyholmes.dev/blog/health/10k-a-day/https://antonyholmes.dev/blog/health/10k-a-day/For just 10k a day, you can make a difference.https://antonyholmes.dev/blog/news/2026-the-year-we-make-content/https://antonyholmes.dev/blog/news/2026-the-year-we-make-content/(Empty) space, the final frontier.https://antonyholmes.dev/blog/news/dollar-pizza/https://antonyholmes.dev/blog/news/dollar-pizza/The era of New York's ridiculously cheap pizza may be over.https://antonyholmes.dev/blog/news/experiments-with-astro/https://antonyholmes.dev/blog/news/experiments-with-astro/Redesigning my website using Astro.https://antonyholmes.dev/blog/news/first-post/https://antonyholmes.dev/blog/news/first-post/First post euphoria, second post anxiety.https://antonyholmes.dev/blog/photos/annoyed-cat/https://antonyholmes.dev/blog/photos/annoyed-cat/"Enough with the photos already. Just quit it."https://antonyholmes.dev/blog/photos/temple-to-consumerism/https://antonyholmes.dev/blog/photos/temple-to-consumerism/"This place has everything".https://antonyholmes.dev/blog/photos/where-have-all-the-cowboys-gone/https://antonyholmes.dev/blog/photos/where-have-all-the-cowboys-gone/It's too quiet...https://antonyholmes.dev/blog/transit/omny-oh-my/https://antonyholmes.dev/blog/transit/omny-oh-my/New York City has finally rolled out contactless payments for subway and buses.