https://blog.djvelimir.com/tags/mark-rendle/Recent content in Mark Rendle on BlogHugoen-usWed, 15 Jul 2026 18:08:57 +0200https://blog.djvelimir.com/post/conferences/programmings-greatest-mistakes---mark-rendle---ndc-copenhagen-2022/Wed, 15 Jul 2026 18:08:57 +0200https://blog.djvelimir.com/post/conferences/programmings-greatest-mistakes---mark-rendle---ndc-copenhagen-2022/<div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;"> <iframe allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share; fullscreen" loading="eager" referrerpolicy="strict-origin-when-cross-origin" src="https://www.youtube.com/embed/qC_ioJQpv4E?autoplay=0&amp;controls=1&amp;end=0&amp;loop=0&amp;mute=0&amp;start=0" style="position: absolute; top: 0; left: 0; width: 100%; height: 100%; border:0;" title="YouTube video"></iframe> </div> <p>Most of the time when we make mistakes in our code, a message gets displayed wrong or an invoice doesn’t get sent. But sometimes when people make mistakes in code, things literally explode, or bankrupt companies, or make web development a living hell for millions of programmers for years to come.</p>