はてなブックマーク

Today, we deployed HTTPS by default on Stack Overflow. All traffic is now redirected to https:// and Google links will change over the next few weeks. The activation of this is quite literally flipping a switch (feature flag), but getting to that point has taken years of work. As of now, HTTPS is the default on all Q&A websites. We’ve been rolling it out across the Stack Exchange network for the p

This is #1 in a very long series of posts on Stack Overflow’s architecture. Welcome. Previous post (#0): Stack Overflow: A Technical Deconstruction Next post (#2): Stack Overflow: The Hardware - 2016 Edition To get an idea of what all of this stuff “does,” let me start off with an update on the average day at Stack Overflow. So you can compare to the previous numbers from November 2013, here’s a d

Update (August 11th): A patch for this bug has been released by Microsoft. Here’s their update to the advisory: We released an updated version of RyuJIT today, which resolves this advisory. The update was released as Microsoft Security Bulletin MS15-092 and is available on Windows Update or via direct download as KB3086251. The update resolves: CoreCLR #1296, CoreCLR #1299, and VisualFSharp #536.

I like to think of Stack Overflow as running with scale but not at scale. By that I meant we run very efficiently, but I still don’t think of us as “big”, not yet. Let’s throw out some numbers so you can get an idea of what scale we are at currently. Here are some quick numbers from a 24 hour window few days ago - November 12th, 2013 to be exact. These numbers are from a typical weekday and only i