Htaccess

I used to use Dean Edwards Javascript Packer a lot to compress my Javascript sources. Libraries of 100kB could easily shrink to 30kB and that saves load times & bandwidth. A good [writeup by Julien Lecompte](https://www.julienlecomte.net/blog/2007/08/13/) made me realize that there were better ways.

If you're running Squid to cache your website, you can use an htaccess file to control what kind of files should be cached, and for how long.

Readable URLs are nice. A well made website will have a logical layout, with intelligent folder and file names, and as few technical details as possible. In the most well designed sites, readers can guess at filenames with a high level of success. Clean URLs are great because they:

I ran across php value, php flag, php admin value and php admin flag in a couple of .htaccess files, and I've used them sometimes as well by just pasting an example, but I've never really understood why there was such a great diversity. Couldn't php_setting X Y just handle it, and if not, what do the admin, value and flag attributes mean?