He i will try to point out some html best practices. Those are not errors but those are essential for a best web programmer who keep best web standards. I always try to achieve these.
Never Forget to Close Your Tags
Some time some tag will come like this
Never Forget to change like them to
- item one
- item two
Some tags like
is more important use
always.
Use Correct Document Type in Header
we choose these four different doctypes when creating new websites.
There’s a big debate currently going on about which is the correct choice here. In some time xhtml strict is adviced best but now a days it switch back to HTML – The coming on HTML 5 will change all these type to simple html. Select correct type of your website.
Move Your Styles to A CSS Sheet. Dont go for inline
It is easy and harmless using inline styles when coding. But it will point the bad practice
like
Some text
will be easy. But consider create a class for that and put them in css sheets. Which will defenitly improve performance.
Include All Your CSS Sheets in HEAD
We Can include of style sheet anywhere in the web page there is no problem with that. However, the HTML specification recommends that they be placed within the document HEAD tag. The primary benefit is that your pages will seemingly load faster
The Media screen means this stylesheet work only for screen. It is best to include a style sheet for print also. If you want a same sheet for screen and print go for all.
Place All Javascript Includes in the bottom of the page
the primary goal is to make the page load as quickly as possible for the user. When loading a javascript, the browser can’t continue on until the entire file has been loaded. Thus, the user will have to wait longer before noticing any progress in the page load.
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its good article for both developers and designers.