Spectrum's monthly slideshow proves that a picture is worth a thousand bytes

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Photo: Dan Kitwood/Getty Images
BLOWN AWAY: British engineer Richard Jenkins poses with the “very high performance sailboat” he drove into the record books earlier this year. The 600-kilogram carbon-fiber-composite craft broke the land speed record for wind-powered vehicles when it topped out at nearly 203 kilometers per hour (126 miles per hour). Small wing attachments keep the ultralight vehicle from taking flight when it nears top speed. <
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Why Functional Programming Should Be the Future of Software Development

It’s hard to learn, but your code will produce fewer nasty surprises

11 min read
A plate of spaghetti made from code
Shira Inbar

You’d expectthe longest and most costly phase in the lifecycle of a software product to be the initial development of the system, when all those great features are first imagined and then created. In fact, the hardest part comes later, during the maintenance phase. That’s when programmers pay the price for the shortcuts they took during development.

So why did they take shortcuts? Maybe they didn’t realize that they were cutting any corners. Only when their code was deployed and exercised by a lot of users did its hidden flaws come to light. And maybe the developers were rushed. Time-to-market pressures would almost guarantee that their software will contain more bugs than it would otherwise.

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