PinnedJeff LoweryinJavaScript in Plain EnglishHow to Find Very Large Prime Numbers in JavaScriptThe Miller-Rabin Primality Test is a reliable test for prime numbers, even though it can only determine the probability that a number is…2 min read·Nov 16, 2021----
Jeff LoweryinJavaScript in Plain EnglishHow to Dynamically Update a React Component whilst Computing like a ManiacI recently ran into an issue where I was executing a continuous computation that returned intermediate results that I wanted to display in…4 min read·Oct 1, 2021----
Jeff LoweryYet another article about U.S. healthcare and pharmaceuticalsI changed my insurance recently. After I retired from my job in tech, I was on COBRA. After 18 months I had to change to one of the…4 min read·Feb 27, 2021----
Jeff LoweryinThe StartupIs a Universal Type System Practical?I recently made some minor contributions to an open source project that took a GraphQL schema as its input and generated viable SQL…8 min read·Nov 19, 2020----
Jeff LoweryinAnalytics VidhyaVisualizing Grandmaster OpeningsHow can data visualization be applied to games of chess?5 min read·Feb 12, 2020--1--1
Jeff LoweryI write to learnI’m either comfortably retired or unemployed, I haven’t decided which. What I do know is that I am not yet ready for decades of hard-won…4 min read·Dec 13, 2019--1--1
Jeff LoweryinLevel Up CodingLiving within your means: Firestore’s Spark PlanI recently started a personal project where I wanted to use a database in the cloud. There are quite a few to choose from. My main…5 min read·Dec 10, 2019----
Jeff LoweryinLevel Up CodingThe Call Stack is Not an Infinite Resource — How to Avoid a Stack Overflow in JavaScriptUse JavaScript to understand how recursion can lead to a stack overflow and tricks to prevent it from happening4 min read·Oct 2, 2019--3--3
Jeff LoweryinLevel Up CodingA Heat Map in JavaScript for Texas Holdem Win ProbabilityYou are probably familiar with Texas Holdem, a variant of poker where two cards, known as hole cards, are dealt face down to each player…5 min read·Sep 3, 2019----
Jeff LoweryinHackerNoon.comRefetch Strategies for Apollo’s GraphQL clientThere are several techniques for refetching data. In this article, we explore them by example.7 min read·Jun 2, 2019----