floating-point-precision.hashnode.devThe 1-Second Excel Bug That Taught Me About Floating-Point PrecisionYou probably know that many systems allow users to import data from Excel instead of creating everything manually. We had a similar feature in our application. One of the columns in the import file was Start Time. However, we noticed something strang...Feb 15·3 min read
polymorphic-association-pattern.hashnode.devPolymorphic Association PatternRecently, I worked on building a notes feature, but not a simple note-taking feature, but one that works across multiple entities. Requirements In our system there features like sessions, attendees, booths, and sponsors. Each of these need the abili...Feb 13·3 min read
rule-based-matchmaking.hashnode.devRule-Based Matchmaking In a Networking EventImagine you are organising a virtual networking event where attendees join a series of 1:1 video calls with different people. In most cases, participants can be matched randomly. But sometimes, you want certain restrictions like: CEOs should only me...Dec 23, 2025·3 min read
