Stack Exchange network consists of 177 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
The sidebar got expanded to 300px the other day, so the latest community ads look like this:
But our place holder on the CDN still looks like this:
It should become 300 × 250 too.