Falsehood

International Bank Account Numbers are not international.

Currency validity date ranges overlap due to revolts, invasions, new constitutions, and slow planned adoption.

A PHP 5.4+ tax management library.

A list of mistaken perspectives on Bitcoin.

Takes on the first article above and provides an explanation of each falsehood, with more context and external resources.

An giant list of formats from the two standards, how they overlaps, and live examples.

Code and data that represent the history of local time for many representative locations around the globe.

Depends on your priorities between SI seconds, earth rotation sync, leap seconds avoidance.

Another takes on time-related falsehoods, with an emphasis on time zones.

Takes on the first article above and provides an explanation of each falsehood, with more context and external resources.

Mind the leap second!

Has some nice points regarding the edge-cases of DST transitions.

An giant list of formats from the two standards, how they overlaps, and live examples.

A library that implements RFC-based checks for e-mail addresses.

A curated list of delightful Unicode tidbits, packages and resources.

Compilation of real-word international and diverse name data for unit testing and QA.

A huge corpus of strings which have a high probability of causing issues when used as user-input data. A must have set of practical edge-cases to test your software against.

A curated list of delightful Unicode tidbits, packages and resources.

An attempt to validate hostnames in Python.

Covers phone numbers, their representation and meaning.

Google's common Java, C++ and JavaScript library for parsing, formatting, and validating international phone numbers. Also available for C#, Objective-C, Python and PHP.

Google's common C++ and Java library for parsing, formatting, and validating international postal addresses.

A PHP 5.4+ addressing library, powered by Google's dataset.

Python module to parse, normalize and render postal addresses.

Go library to validate and format addresses using Google's dataset.

Google's common C++ and Java library for parsing, formatting, and validating international postal addresses.

Attributing an identity to a software release might be harder than thought.

Covers package and their managers.

State machines are often misunderstood and under-applied.

Common misconceptions about quantum technology and computers.

Misconceptions about event driven systems and message passing.

False conceptions about the identifiers that are used to identify and link research outputs (and a lot of other things).

CVE ≠ vulnerability (and 36 other confusions).

Even something as common as defining a car is full of pitfalls.

Assumptions about typography on the web and in desktop applications.

This list gathered some popularity in social medias over the past few years. See it being.