


During the development of a small website
Customers have been complaining that the scroll bars on the right side of the web page are different in IE11
Later I found that in IE11, 2 page scroll bars will be automatically hidden. , I thought it was the browser's default behavior at first, but it didn't work after changing overflow:scroll. After careful observation, I found that these two pages referenced the bootshrap.css file because they used bootsshrap's special effects, so it was determined that the problem was in bootshrap.css.
After troubleshooting, it was found that the following code was causing the problem.
@-ms-viewport {
width: device-width;
}
Mark it here and provide help to friends who have problems.

The official account web page update cache, this thing is simple and simple, and it is complicated enough to drink a pot of it. You worked hard to update the official account article, but the user still opened the old version. Who can bear the taste? In this article, let’s take a look at the twists and turns behind this and how to solve this problem gracefully. After reading it, you can easily deal with various caching problems, allowing your users to always experience the freshest content. Let’s talk about the basics first. To put it bluntly, in order to improve access speed, the browser or server stores some static resources (such as pictures, CSS, JS) or page content. Next time you access it, you can directly retrieve it from the cache without having to download it again, and it is naturally fast. But this thing is also a double-edged sword. The new version is online,

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