Most voted "html5" questions
HTML5 (Hypertext Markup Language, version 5) is a generic term for recent web technologies (HTML, CSS, and Javascript). It is also the latest iteration of the HTML Recommendation scheduled for 2014, and featuring new elements and Apis.
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viewsConvert HTML5 table + images to CSV or SQL
I’m in big trouble! I have basically 1.5 million records including images in an HTML5 table (it already starts there, the browser does not render all images). My idea was to convert this table to…
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answer118
viewsCalculate expenses per day and display on the chart [JQUERY]
I am doing a school job that consists of implementing a web app (mobile responsive site first) to store in the Local Storage API spent by the user. Minimum resources: Add an expense: description,…
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answer169
viewsLaravel 5.8 - validation of multiple ex.video files
I’m using Multiple to insert more than one file, but I’m not able to validate the size and format when one or more videos is inserted. form: <input type="file" name="anexo3[]" class="form-control…
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answers948
viewsLimit maximum number of lines in a textarea
I have a textarea where I have limited the amount to 3 lines in the "Rows" property. However, this maximum amount is not being respected. Is there any other way not to allow more lines to jump?…
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answer38
viewsAuto-redirect
I need something to keep listening to the url ie if the url: http://localhost:15000/api/Returnpayment/return for acessa I want to redirect to another url. The problem is that the url is generated…
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answer488
viewsHow to change the validation error language in HTML5?
Is there any way to change the language of the validation error of minLength? Obs: when I try to give Ubmit in a field "required" empty, appears the message Preenche este campo! in Portuguese.…
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answer1587
viewsHow do I place an image that will scroll over the background and under the texo?
I’m learning HTML alone (doing research and free courses on the internet), I came across the following problem: I have a background image that was correctly applied, but I am not able to add another…
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answer713
viewsPositioning images using Flexbox
I’m a beginner in web and I’m using CSS grid in the structure of my page but I’m trying to position an image in the center of the screen using flexbox to make the page dynamic but I’m not getting…
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answer59
viewsAligns the posting system
<?php require_once 'Postagem/system/config.php'; require_once 'Postagem/system/database.php'; ?> <!DOCTYPE html> <html lang="pt-BR"> <?php include 'include/head.php'; ?>…
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answers792
viewsProblem in Bootstrap Directory
I’m having a problem where when I try to access Bootstrap directly from the directory folder CSS does not work and only remains a few things, but when I Linko the Bootstrap page it works.…
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answer68
viewsName a given id field inside a @foreach
<?php counter = 0 ?> @foreach($buildings as $building) <?php $var1 = counter; $counter = counter + 1; ?> <input type="checkbox" id="campo{{counter}}"…
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answers1165
viewsModal Bootstrap does not work
I’m trying to use the Gentelella template modal, but when I click on the link, the modal is static and I can’t put information or click on the buttons. Follows code: <!DOCTYPE html> <html…
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answers23
viewsTruncate on the line of a td
Good morning, I have a css called truncate, which limits the display of a table column to only one row, I would like to know what I can do to limit it to 2 rows, this method will be used in 2…
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answers943
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answer3205
viewsOpen modal through Actionresult in MVC
Hello, I’m building a registration page with MVC . NET and I’m having a hard time. I want to validate the filled information, if they are correct, I will follow the application flow but if not, I…
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answer22
viewsKeyframes not recognizing command
Olas! I’m having trouble using this Rule because it doesn’t recognize the first line, so it doesn’t perform the animation. I don’t know what else to do, because even if I erase the line, the bottom…
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answer62
viewsHow to pick up value from a button without a form
Hey, guys, I wanted to know how to pass a function to the button without a php form... Ex: I click the Follow button, and start following the person. And without going via get too, because it would…
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answers76
viewsWhen clicking a button, value is sent to an imput text
Hello, how do I do and which would be best PHP way, javascript, I have 20 buttons each with a number, I would like to do the following: When someone clicked on one of the buttons for example button…
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answers35
viewsForm, filled in with the same information, of the second ID
Hello I am with a problem, when I click on the Preview button that calls the screen that will fill the form the same comes filled with the same information of the second ID even by clicking on the…
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answer42
viewsRemoving fields from a list
I have a question. I created a list and wanted to remove its elements by clicking on 'x' as in the following image (I put x by Paint): How can I do it this way? It is an attribute or is configurable…
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answers16
viewsWhere to store videos
Opaz good friends. Well I have developed a series site, where I will post movies, series etc. And what I doubt is about where best to store the videos without interfering in the performance of the…
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answers248
viewsText overflow in jQuery modal and Bootstrap
Good afternoon, I have a function in jQuery to know the number of characters in a given element and needed when more than 300 characters appear the text "see more" and opened the modal with all the…
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answers461
viewsTake input arrows type number without Bootstrap
I looked for a question that would help me, but she taught me how to get the arrows out of the input with Bootstrap. I’d like to know how to get them out without Bootstrap. <input type="number"…
html5asked 5 years, 2 months ago Samuel Cavalcanti 127 -
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answer322
viewsImage in select
I have a language select and I would like to leave flags instead of words, I searched and saw that this is not possible, I would have to redo the select using div and span. My doubt is how I do it.…
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answer30
viewsHiding element inside a menu
I have a menu like this.. <div class="btn-group"> <button type="button" class="btn btn-danger vermDigifred btn-xs dropdown-toggle glyphicon glyphicon-pencil" data-toggle="dropdown">…
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answers287
viewsRegistration for minors -Php - Javascript
Good afternoon guys, so I’m creating a user register, but I want underage users can not register, I tried several more ways I could not, if someone can explain me how to do and give me an example I…
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answers155
viewsHow to create function with SINGLE BUTTON to open multiple class together?
In the current function below, opens an ID (title) in each click. And you can open several if you click on each. It is great and working perfect (I believe) But I I need to have a single separate…
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answers114
viewsView video streaming using RTSP protocol
Hi, I’m trying to display the image of an IP camera that uses rtsp protocol. I tested using VLC (video software) and it worked, but I need to display on a web page.
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answer121
viewsInput value property does not work with Angular
I’m having some problems with the property value of a text field: <div class="container"> <form class="row"> <div class="col s4 input-field"> <input id="campo" type="text"…
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answer999
viewsLine spacing
I’m using the Materialize Framework on a website, but when I create two lines it gives me this spacing, someone knows how to fix? <!DOCTYPE html> <html lang="en"> <head> <meta…
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answer39
viewsHow to use taggleClass for 3 different css?
When accessing pag, titles are color=blue When you click on the title the color changes to color=red (and opens contents) But when the title closes it goes back to color=blue I need: When you click…
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answer77
viewsParse String to read HTML
I am developing a social network in Vue.js that needs to return in the body of one of its components a property (props). The component is the title of a post. <div> {{description}}…
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answers52
viewsWhat is Ihtmldocument2?
When it’s used, how it’s used, I can’t find anything to explain it to me? Code example: WebBrowser wb = new WebBrowser(); wb.Navigate(new Uri(location, UriKind.Absolute)); IHTMLDocument2 myDoc = new…
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answers245
viewsResponsive does not work right
I put 3 images with links at the beginning of the site, I put to be responsive, but when I lower the screen it gets all messed up. And I need the images to be in the center of the screen, one side…
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answer158
viewsI click the save button to register a product in my database and nothing happens HTML + PHP
I made a code in html + php to register products in my database, the connection class is working because the client registration works and I use the same include_once("connection.php"). The form is…
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answer63
viewsDisplay an image when another image is not loaded
Hello, I’m making a web page on which images are taken from outside the server, but sometimes the image no longer exists, or the link broke, so I’d like to display another image. The code would be…
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answer76
viewsCreate a pure JS count
I’m trying to make a code that when the page loads it starts counting and ends at the number I want, I know how to stop the loop, I tried using setTimeout() function carregar (){ var c = 0;…
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answer73
viewsHow to keep the layout on the left side fixed, while the content on the right side is scrolled on the page
I’m creating a layout in which the main menus of the site are on the left, and the right is the content of the site, open the whole page to get better to view: <!doctype html> <html…
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answer49
viewsHow to detect joystick events from the browser?
Hello, whereas I have a joystick connected and running on my pc; How do I receive events from it through the browser? That’s possible? I can detect keyboard events, only I wish my little game could…
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answers24
viewswhat is the most appropriate way .. /.. / or http://?
I would like to know the most appropriate way? use .. /.. / to go back to folders or http://my address straightforward ? to with a whole site ready, more I used the .. /.. / to turn the pages to…
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answer20
viewsSearch engines ignore includes in php?
When it comes to building a web page using other pages iframe is one of the simplest options, but studying on the subject I discovered that they are not recommended because search engines or screen…
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answer23
viewsProblems with drop down display
I’m using an unordered list to perform a drop down ,I managed to inherit all the characteristics of CSS and call the corresponding functions but my drop down is not displayed (even the console not…
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answer727
viewsBackground image using bootstrap
I have a simple problem, but it’s the first time I’ve come across such a problem. Using the bootstrap on a page, I couldn’t put a background image. The page does not recognize the following command…
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answer76
viewsPass received server data to Client Javascript
Suppose I have the following page made in HTML that shows the name {{name}} and data {{ date}} both information came from the server: <h1>Seu nome é {{name}} </h1> <h1> A data de…
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answers112
viewsLink doesn’t work in Chrome when I apply CSS
I have the following code. In IE the link works normally, but not in Chrome. When I change the "Nav-menu" to something else the link works. <nav id="menu"> <ul id="menu-nav"> <li…
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answer1055
viewsDownload images
I have the following code: <section class="margem-base-80 coluna sombra-suave" id="recipiente-topo"> <h1 class="margem-topo-50 recipiente letra-branca">Gerar QRcode…
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answer881
viewsHow to assign the value of a Tempdata["Test"] or Viewbag.Id to an html input?
I wanted to know how to take the value of my variable tempData and put in an html input, in value maybe... someone could help me? Code below: <div class="container-fluid"> <form…
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answers163
viewsHow to tag with javascript
My site has some pictures and I want that when the person click on a button, it will call the function that will "transform" all the images of the tag img in: display none; Without having to take…
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answer21
viewsRemove the scroll bar or disable
I wonder why the scroll bar still appears while the <nav ul> is appearing, and why it does not stay fixed despite the content of the page? const menuBtn = document.querySelector('.menu-btn');…