html5

How do I find out the region of the user who visited the site?

Good afternoon. I decided to speed up the site. The scripts were moved to the basement. jQuery is loaded from CDN to hedere: ... the footer, but it works every other time. Sometimes there are "not defined" errors, sometimes there are none. How to fix it?

Notification.requestPermission(function(permission){ // переменная permission содержит результат запроса console.log( ... 'auto', icon: 'icon.jpg', tag: "333" } ); Is it possible to send notifications to the user if the site is closed? And how?

Please tell me why when we use the Canvas.toDataURL () function; and draw simple shapes on the canvas, such as Bezier curves. ... if this way you can not get a link to the image, tell me an effective way, any will do, even the slowest and most cumbersome.

I reread a bunch of examples, "how to find out the color of a pixel in canvas". But either I'm a fool (which is most likely), ... ; var B=pix[i+2]; var rgb=R+','+G+','+B; alert(rgb); } } </script>

How can I stretch html5 videos? it preserves the proportions. I saw the option with -webkit-transform: scaleX(2); -moz-tran ... reappears. you can, of course, through the width of the browser window, but I do not know how these multipliers work in CSS.

You need to rotate the text vertically and place it on the right / left side of the image / text. Implemented using the follo ... s own horizontal offset to fit it to the image/text, trying to find a universal solution for all cases. Example in the photo:

I reviewed a bunch of articles on the Internet and I think I don't fully understand what HTML5 and CSS3 are. I understand wha ... write doctype html. Although I honestly don't understand it, it seems that browsers have long ignored the transition doctype.

Hello, tell me, please, in general terms, how is this vertical multi-level menu made? In what direction do you need to move ... use? There you need to click on the cross next to the sub-item, at the bottom of the additional sub-items open. Thank you

How to create such a button? The button is transparent, with a gradient at the back. If there was a simple background, it wou ... If you cut with a gradient and position it, then there will be no docks during the adaptive process. Http://prnt.sc/ef3ik4

<form id="form2" class="mfp-with-anim mfp-hide formular"> <p>Обратный звонок</p> <span>Введит ... e="Обратный звонок"> </form> The regular expression works everywhere, but not on the iPhone. An empty form is sent

Hello! I insert a piece of code, everything works, but the horizontal alignment of the widget is on the left edge. I tried to ... th: "665", attach: "*"}); </script> </p> </t> </t> Please tell me what the problem is?

Greetings to all guys help.. there are 2 tabs in one tab video in the second gallery. As an automatic transition to the tab w ... document.getElementById('slides').style.display = 'block'; } function smoothly() { nextSlide(); }

Good afternoon. There is a css code that applies the blur filter(5px), but the fact is that it also puts a blur on nested img ... s what happens in the end: Code structure: div.article_content_img > img.article-img How can this be treated? thanks.

I tried to add music to my site but I had this problem that the music stopped after the page was refreshed and only after an ... mum by default no matter what scripts I tried it is the default maximum Someone throw a script please Thank you in advance

When sending a page to print, the preview shows link anchors next to each link, is it possible to disable this feature somehow?

<div class="search"> <p>SEARCH</p> </div> I'm trying to add dotted side margins, like in t ... the sides of the text. How do I do this? Question translation: Diagonal dashed pattern on each side of paragraph@Daniel

Let's say I have a *.txt file with the following content (4 lines of 5 elements): 1,2,3,4,5 6,7,8,9,10 11,12,13,14 15,16,17 ... HP I did this maneuver, but JS I am only investigating, and not everything is clear yet. Thank you in advance for your help!

What really gives rel=bookmark? For example, if you write the link link. According to the description of the html5 specification, I did not understand what it would be?

<audio src="https://upload.wikimedia.org/wikipedia/commons/d/db/Gimn_Sovetskogo_Soyuza_%281977_Vocal%29.oga" autoplay ... sar (Android 4.4.2) Fiddle works in all of the above browsers What is the reason for this and is there any way around it?