Questions tagged [technology]
Use this tag when asking about how the functionality within the Stack Exchange network is built or how it works. Add other tags to narrow down which part of the technical implementation your question is about.
81 questions
90 votes
1 answer
1k views
(COMPLETED) - Chat upgrade incoming! No feature changes, but major under-the-hood work
Update October 24, 14:30 UTC: The upgrade was successful, we're continuing to keep an eye on things. Original post: TL;DR We'll be deploying a new version of Chat that has significant under-the-hood ...
- 165k
4 votes
0 answers
103 views
Which engine does Stack Overflow use to generate edit history? [duplicate]
What is the engine that Stack Overflow uses for the comparison of the two question versions? Below is an example from Math Stack Exchange: I'd like to use a similar solution for my website, but ...
- 141
2 votes
0 answers
163 views
Why did posting once end up with two posts? [duplicate]
I posted a question on a stack exchange site. It ended up with two identical posts. After typing the post in the edit box, I don't think I hit the post button twice. Even if I hit the post button ...
- 1,770
29 votes
2 answers
449 views
Loading posts in real time is broken in some cases due to a breaking change in the format data is returned
At some point in the last 16, or so, hours a change was made to the data returned from the Stack Exchange internal /posts/ajax-load-realtime/{list of semicolon separated postIDs} endpoint. The ...
- 26k
20 votes
1 answer
197 views
Leftover Razor partial tag helper in page source of all Stack Exchange sites
While randomly browsing through the page source of Stack Overflow, I came across a closing </partial> tag in the page source of Stack Overflow. I went ahead and checked the page source of a few ...
- 594
4 votes
0 answers
146 views
What search engine software does Area 51 use?
I was on the Area 51 Stack Exchange site and used the search bar. I was confused as to why it was working so quickly and that's when I realized it was using JavaScript. Eventually I found that you can ...
- 49
-4 votes
1 answer
194 views
Could a site be created that does not collect PII? [duplicate]
Last fall, Tim Post ♦ mentioned that the primary reason that the accounts of underage users are deleted on sight is that there are laws against holding a minor's Personally Identifiable Information (...
- 33.4k
6 votes
2 answers
416 views
Does Stack Exchange have the intention to become carbon neutral?
In this post on Sustainable Living SE a rough estimate was calculated for the carbon footprint of the Stack Exchange platform. It says that in 2018 their hosting company QTS used 32% renewable energy....
- 1,928
0 votes
0 answers
73 views
Why did the Stack Overflow blog switch back to WordPress from Jekyll? [duplicate]
Why did the Stack Overflow blog switch back to WordPress from Jekyll again? It was originally on WordPress, then switched to Jekyll for some time, and now it's been switched back. This screenshot ...
- 413
9 votes
1 answer
130 views
What jQuery versions are used by SE sites?
This is probably an XY problem, but I am focusing on my solution. It's known that China has blocked off all of Google, including ajax.googleapis.com where SE loads jQuery library. For some reasons, I ...
67 votes
4 answers
19k views
The road to .NET Core - please help Stack Exchange test EF Core!
Here at Stack Overflow we're migrating many things to .NET Core. Along the way we have to swap out parts that existed in the old .NET world but don't in the new. Now that we've safely diverged our ...
- 126k
4 votes
1 answer
107 views
Does Stack Exchange still use SVN for their code base?
Recently I used svn-revision tag in my question on MSE and fell in thoughts: does SE still use SVN versioning system for their code base as described in the tag? This is for any kind of question ...
- 70.5k
2 votes
0 answers
92 views
What is the caching architecture of Stack Exchange? [duplicate]
Having a good understanding of how expensive DB queries are and the importance of caching static data, I can't understand how the question pages on these sites run so quickly. We have a question ...
- 121
1 vote
0 answers
34 views
How does SE creates and maintains the source code of another site of its network [duplicate]
How does it handle the same base code for all sites? How does SE deploys an upgrade through all its sites?
- 241
3 votes
1 answer
272 views
Does StackExchange still store its data in a denormalised format, then normalise when needed?
I read an article on the Trello tech stack, under the section "MongoDB", it states the following: [...] One of the coolest and most performance-obsessed teams we know is our next-door ...
- 131