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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answers72
viewsCenter an element with css
I’m trying to make a pop-up with a login screen, however the div of class="form-login-div" is not being automatically centralized at all. Any idea? CSS: .form-login-div-parent{ width: 100vw;…
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answers60
viewshow to enable and disable an onclick function in javascript
<div onclick="theme()" class="theme"> <img id ="theme"src="elements/dark.svg"/> </div>``` ______________________________________________ let bodydark =…
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answers48
viewsDivs created in Javascript
I’m creating a kind of playlist (so far everything on it works as expected) and I did a detail for the selection of songs where I created for each song a div with the name of the song, and instead…
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answers22
viewsAutomatic image update for instagram and facebook with Puppeteer, anyone help?
HTML code: <!DOCTYPE html> <html lang="pt-br"> <head> <meta charset="UTF-8"> <title>AutoPublic</title> <script> function getText() {…
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answer29
viewsReapplying CSS on another page
I’m trying to reapply the same CSS from a login screen, in a registration that has 2 more inputs. However they don’t get the same configuration and I can’t find the error. CSS is like this:…
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answer45
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viewsChanging contents of a variable
Guys, is there any way I can alter the field exact of a php variable. What I have is this: A file called mudarpassword.php <?php if (isset($_POST['clicado'])) { $file =…
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answer1033
viewsPull results from two Mysql tables with PHP class
I created a class for dynamic generation of tables with results coming from Mysql. The syntax I use after instantiating the class is as follows: $table->topo('Menu:','menu','menu');…
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answers67
viewsPosting of a website
I would like to know, what is the average amount spent to publish an e-commerce site on the Internet, with databases, domain purchase and so on... and what exactly would I have to do to stay…
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answers128
viewsI need to create a button with this code and I’m not getting it!
I need to make a button that has that code: <a href="#" class="manual-optin-trigger" data-optin-slug="pulwhi4lm1-lightbox" style="color:black">Quero Me Cadastrar</a> All I see is "You…
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answers506
viewsCSS - How I do this effect in the div of this site
Galley, In the link below, the top of the site, that is, the header that is the background photo along with the menu, they occupy the whole screen of the browser, indifernete de ser pc, tablet ou…
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answers970
viewsHow to make a Datagrid in HTML5?
Good afternoon, I was wondering how to make a Datagrid in HTML5 more or less similar to the image below?…
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answer137
viewsSlidershow Carousel
I’m trying to make a merry-go-round like the one below, but I’m not getting it. Can someone please help?
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answer34
viewsEnterprise services in the cloud
The "breakthrough" of cloud services technology will lead to Webservices in the cloud rather than a private network of enterprise X or even local network?
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answer281
viewsBoostrap Scrollspy
Hello, I am following the documentation of Bootstrap 4.0-beta, and with difficulty to execute a simple "Scrollspy", I would love to learn, following their examples, but it doesn’t work anyway...…
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answer41
viewsRegistrar Histórico
I have that problem: Create an anagram detector. Given two words, check if they are anagrams among themselves. - It is important to record the history, that is, even closing and opening the tab then…
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answer1119
viewsSeparate the registration form by category
I have a form and would like to separate by equal categories consists of example in the image, which in the case has "Login Data" and "Contact Data" How do you do that? Thank you…
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answer41
viewsChange link from two links whose id are equal with js
I had to duplicate a code from a link whose id is the same (I can’t change it, I can’t actually change it). And I need to change the text of that link. I did it that way:…
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answer426
viewsTake input values in html for object in ASP.NET MVC
I wanted to know how to get the information of the data entered in the html input to create an object by my MVC model and save it in the database. Note: I already have all model classes, interface…
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answer69
viewsScrollspy set size
I want to change the size of the window where the scrollspy is. Because I needed many intense and became disproportionate follows photo.…
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answers164
viewsHow do I create a theme for the same textarea as VS Code?
I wanted to make the textarea in html that it had different color with each character. But when I use color css everything is the same. How can I get out of this problem? <textarea style='color:…
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answers334
viewsAuthenticate user and password from another page
I need to create a form and send "POST" method the data to authenticate on another site. I would like to know how it is done, even pq when pressing the "Log in" button you have to access normally as…
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answer24
viewsLeave inline images in a div overflow
Well, I’m trying to make a "slider" with the use of css overflow, but I’m having problems because I can’t align the images. When I give 100% width to div The images are in 2 columns below each…
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answer590
viewsHow to make a div appear by clicking javascript button
Good afternoon, The goal was after clicking on the "check Dispanibility" button, a div already created but hidden (display: None), appeared. I was doing it through javascrip. I was doing with the…
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answer45
viewsHow can I display content only when selecting an input type=radio
I am doing a project and I would like to know how I can make the "content a" appear only when the input "A" and the same way with the B, using jquery <input class="opcaoa" type="radio"…
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answer34
viewsIterate object inside object at Angular 8
would like to know if it is possible to display one object inside another at angle 8. In case I have the property of the employee and within it has a department object with other properties. I’d…
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answer48
viewsFieldset is inside another, how to tidy up?
I am making a form and put 4 fieldsets in it, 1° for Pessoa, 2° for Address, 3° for Medical Data and 4° for Extra Comments. It turns out that when I open it in Google Chrome, the 3° fieldset is…
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answer47
viewsHow do I center vertically and horizontally on css?
Age calculation body{ text-align: center; justify-items: center; } </style> <h1>Calcular idade a partir da data de nascimento</h1> <h3>Digite a sua data de nascimento para…
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answers15
viewslocal network audio and html playback
I need to know how to make a script that captures audio from one page and transmits that same audio on another page at the same time with minimum possible delay all this on a site hosted on a local…
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answers16
viewsFolder organization... Which is the most organized?
The question is simple, just so I know what you prefer... Create "img" or "Assets/img"? Create "fonts" or "Assets/fonts"? Create "css" or "Assets/css"? And so there are other examples... I’m trying…
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answers120
viewsWhy doesn’t my page resize and how to make it resize?
In full screen is like this: But when I put it on a smaller screen it looks like this: HTML code: <!DOCTYPE> <html> <head> <link rel="stylesheet" href="_css/estilo.css">…
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answers102
viewsMy first Javascript code doesn’t work. Now what?
I’m trying to run my first javascript. But when I click the button I created, the text that should appear on the screen does not appear. Where am I missing? My browser is updated so it should run…
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answer140
viewsWhich link should I use in my event page article? for it to open and load individually?
Hello guys I’m having a doubt that’s keeping me awake. On my page index.html have a < section > calling for EVENTS, and I also have a page called html events. In the html events. I have some…
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answers1117
viewsLink button is not clickable
The problem is that I cannot click the button or the icon, how do I fix it? Code: .heroimg{ position: relative; background-repeat: no-repeat; background-image: url('../img/fjords.png');…
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answer105
viewsPHP and HTML5 higher value between 2 form fields
How to calculate values of 2 form fields before they are saved in the database and how to save this form? (All on the same page) <!DOCTYPE html> <html> <?php include = ("bd.php");…
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answers192
viewsRedirect to Tab specifies
Good morning guys, I have a tab where I have a form that is sent via Ajax to my controller and I want that after the Ajax response the person is redirected to another tab after reloading the page, I…
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answer135
viewsCSS Cellular Effect
I would love to learn this effect on the advantages of the app on the site https://www.linx.com.br/payhub/shopbit/? gclid=Eaiaiqobchmi65qb46-n3wIVEoORCh1Xxg9iEAAASAEgJlS_D_BwE Effect seen on link…
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answer66
viewsPass data between select
I’m trying to get the dice selected on a select múltiple can pass to the other select by clicking the button >>, but I can’t. Is there any HTML5 functionality that can solve this ? <select…
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answer194
viewsCreate string array of textarea using n as separator
How to create a string array using line break as separator value.split("\n")? Ex: <textarea placeholder="LISTA" type="text"> </textarea> And how can I send a request using Axios for each…
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answer183
viewsHow to take the data of an input text and put in a variable?
Example: Take a person’s name and put inside a variable, I tried using getElementById and etc, but I seem to lack a trigger after typing. [1]: function enviar(){ var nome =…
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answer47
viewsI need to remove this circular border that the background-color I inserted is leaving around the icon, does anyone know how to do?
HTML: <div class="contato"> <a target="blank" href=""><img src="/icones/instagram.png" alt=""></a> <a target="blank" href=""><img src="/icones/whatsapp.png"…
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answer165
viewsDoubt about SEO. H1 in the header and article?
I was giving a study on putting together a page with structure prepared for SEO. I saw some video and it made me doubt: Inside my <body>, have: <header> with H1; <main>…
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answers75
viewsHow to hide Divs from onClick event in input
with a doubt of those. I’m remaking a page a medical site where has a search engine diseases by the letter index,A,B,C,D,E............ On the page, there was a space for the search buttons, I’m…
javascript jquery html5 bootstrap-4 javascript-eventsasked 4 years, 5 months ago Pedro Henrique Silva de Deus 3 -
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answer53
views<input>: "required" is not set, yet the completion is required
I have an input type url within a form, and I have not set the "required" attribute of it, and even then field completion is being required. I also tried: required="false" and required=false, and…
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answer101
viewsProblem with displaying text within a <textarea>
I’m making a text editing HTML5 site, in it Oce types something in the text box and selects one of the desired options, 'Uppercase, Lowercase, Bold, Italic, Fixed, Strike, Sub, Sup'. The problem…
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answers103
viewsCALCULATION USING FUNCTION WITHIN FUNCTION - JAVASCRIPT
Good afternoon, I have a problem where I can’t get the final result. The program is as follows: the user will enter the values, the operation you want (sum or subtraction), and the program will…
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answer92
viewscreating shopping affection using jquery
**so I’m making a shopping cart and I’m with the following poblema as you can see the low,when I have only one item in the cart I can add with button + and remove with button - *? **the poblema…
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answer44
viewswant to align a menu with an icon left, and "services, contact, about, store" right
I don’t know if the code is correct, if possible, I want a fix: HTML: <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Página Inicial</title> <link…
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answer604
viewsUncaught Typeerror: cannot read Property 'value' of null
This is a small project to train(it recommends series according to the data) and gives the following error in value by clicking 'ok'': Uncaught TypeError: cannot read property 'value' of null html…
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answer115
viewshow do you take a jquery value and store it in a variable?
I’m looking to make a sum of all the notes with input, added by JQuery,I just can’t get values from JQuery when I press the button +, wanted to know how I can take the values of JQuery when I press…