Plus a digression here, I suddenly realized that in recent days, a problem that I have talked about web front-end technology to strengthen Thoughts on SEO, because the vast majority of sites are search engines as the lifeblood of the entrance, which is a hard to avoid the question, no matter how well we do website, if the user is difficult to find it, that everything is going to be wild, but in the front-end design was to join Thinking SEO, which will inevitably lead to major changes in the whole structure .
personally believe that only when the following several situations arise only worthwhile technology stack migration over the full life cycle of a system, system development from birth to aging and death, like people, are not circumvent the process.
many cases, we need to do this or that thing according to browser version, here mainly on the upper JS layers and CSS style levels CSS level, then I am not here than say mainly because
browser support for CSS style standard The level is not the same as a result, the most common is the IE system; JS-level words are browser standards are not uniform in the first is the emergence of various problems, the formation of a variety of current issues headache, Nike Free Run 2 Review even for the same kind of browser may also exist in a variety of different version number Nike Shoes Canada Free Shipping
of issues, this time deal with browser compatibility is crucial, and that we need to be able to distinguish the user is currently using what browser do What kind of things.