Questions tagged as 'html5'

Tagged questions
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Why use w150 w400 w800 in Picture with source media?

Use the configuration below without specifying wxxx <picture> <source media="(min-width:1024px)" srcset="arquivo3/foto.jpg"> <source media="(min-width:500px)" srcset="arquivo2/foto.jpg"> <img src="arquivo1/foto.jpg" alt=""...
asked by 06.10.2017 / 00:29
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Height alignment of different divs with multiple columns and rows

I'm trying to make a height alignment of different divs (with css only), but after many attempts I still can not get the best answer. In mobile the designer made a carrousel (swiper): Ondesktopitisnecessarytousethisway: Theproblemisasfoll...
asked by 02.10.2017 / 18:40
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Anchor type link within an iFrame

Speak up, all right? Develop for a virtual store! And in the product page the descriptions are being created by iframe ! (yes, unfortunately I can not change that) In other words, we have a domínio just to create the ads (Ads...
asked by 04.10.2017 / 16:32
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Tramsform divs with sizes and fixed positions in responsive content

Friends, I am in the middle of a work of academic bias, and I have the mission of transforming this map into virtual and responsive content. ForthisIalreadyhaveadivsstructuregeneratedbyPhotoshopitself.Myquestionishowtoturnthisintoresponsivecont...
asked by 13.10.2017 / 06:15
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Creating menu to link div

I have a link: <li><a href="#schedule">Programação</a></li> That redirects to the div: <div class="schedule" id="schedule"> <h1>Programação</h1> </div> In firefox and Edge it works pe...
asked by 13.10.2017 / 18:39
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Subtract days from an input date with javascript

I need to get a data from a type number field and add it to a date of input date. I already have, but I must now take the result of that date and subtract 14 days, but I can not do it. I'm a beginner and I need to do this, please help me....
asked by 11.01.2017 / 17:29
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How to keep a checkbox checked after filtering

<div ng-repeat="post in posts | filter:{components:component} | filter:{classification:class}:true"> <ul> <div class="selected-{{'{{charter.selected}}'}}" ng-hide="post.charters.length <= 0" ng-repeat="charter in...
asked by 11.10.2017 / 16:28
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Mapping an image using Google's Areas and Coordinates.Cloud.Vision.Api

Hello, friends! I'm trying to map an image, using the html5 "Area" tag that works with polygons, I want to map a rectangle or several rectangles over an "img" image. My question is, do I have a mapping that I can not find or coordinate in...
asked by 01.10.2017 / 19:51
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Complete Regressive Chronometer in Pure JS - Problem Counting

People, I am creating a regressive timer with the buttons (start, pause, reset, restart and save time) with the initial time being set in an input as well. I searched several times in various posts in the .stackoverflow and other internet fo...
asked by 20.05.2017 / 08:29
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Drag and Drop - Blocking the ondrop in a child div

I have a% circular (lower and red)% within a% circular (greater and blue)%. I would like to block drag and drop in the smaller circular area and allow only in the blue area, follow the example below:    In the script there is div...
asked by 22.09.2017 / 14:04