https://shiv.me/tags/writing-code/ Recent content in Writing Code on Shivanand Velmurugan — Product leader. Systems thinker. Hugo en © Shivanand Velmurugan Sat, 14 Feb 2009 00:00:00 +0000 https://shiv.me/posts/2009/the-devil-is-in-the-why/ Sat, 14 Feb 2009 00:00:00 +0000 https://shiv.me/posts/2009/the-devil-is-in-the-why/ <p>Recently I got asked, what the best way to do a join between two large lists, into another list was? I always tend to answer that question with: it depends.</p> <p>Just like any other algorithm, there is no silver bullet. It is a trade off between CPU and memory utilisation. Sometimes, we do have to think about these things (this is code in c++ on a device with scarce resources, to say the least).</p>