0
votes
3answers
379 views

Unique and primary keys on a database (mysql)

I'm having quite some doubts here... If I have a table related to username/password login how can I assure there won't be any more matches of the same username and password in the same table using ...
3
votes
2answers
999 views

Are unused CSS rules so costly that they must be removed?

I have been reading various Web application optimizing articles and many of them suggest to remove unused CSS rules. Currently, I have a page which has jQueryUI css, Bootstrap CSS, Datatables CSS and ...
7
votes
1answer
295 views

How fast should a web response be?

I've heard a few times that every extra [number1] milliseconds it takes to process a web request and return a response will lose you [number2] percent of users. Is this just "conventional wisdom," or ...
13
votes
3answers
481 views

Are web best practices so important if they are always violated by large companies?

Usually, there are a bunch of rules and best practices which help optimizing a website, bring new customers, and in general making user experience fast, smooth and pleasant while (sometimes) reducing ...
3
votes
4answers
955 views

Guidelines for HTML/CSS/JS optimization process

Currently we have a Development server on which we write the HTML/CSS/JS code. We do not optimize our code using compressors/minifiers. So our deployment process from Development to Production is ...