Will browser download image twice if it’s used in both an image’s src as well as a div’s background-image?

Browsers are pretty smart when it comes to caching.It should only ask for it once. Additionally when it asks the server for an image, it usually sends with the request for the image, a couple of headers that tell the server.. Hey, I want this image, but I got one already that has these attributes … Read more

How can I retain the scroll position of a scrollable area when pressing back button?

During page unload, get the scroll position and store it in local storage. Then during page load, check local storage and set that scroll position. Assuming you have a div element with id element. In case it’s for the page, please change the selector 🙂 $(function() { $(window).unload(function() { var scrollPosition = $(“div#element”).scrollTop(); localStorage.setItem(“scrollPosition”, scrollPosition); … Read more

Protect against browser extension injected Javascript code

Being able to disable someone’s browser extension usually implies taking over the browser. I don’t think it’s possible. It would be a huge security risk. Your purpose maybe legit, but consider the scenario of webmasters programatically disabling addblockers for users in order to get them to view the advertisments. In the end it’s the user’s … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)