Most voted "html" questions
Use this tag when the question refers to some resource, information or problem related exclusively to the HTML language (Hypertext Markup Language). HTML is the main markup language used to structure web pages and format content. The latest revision of the HTML specification is HTML5.
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answer671
views"Undefined index" message when accessing $_POST index
<div class="modal fade" id="adcmodal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content">…
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answer70
viewsHow to change span text when button is clicked?
I created a button to download files on my site, which displays the text "Download (XXX MB)". <a class="a_btn_download" href="LINK DO ARQUIVO'><span…
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answer30
viewsSVG mosaic with cross-browser support, is it possible?
I have a project in which I would like to include a mosaic-shaped gallery, this would be responsive and interactive. At first, I thought about SVG for the free form and without loss of quality/…
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answers22
viewsHow to place the RSS Feed next to the Google Map API
Good morning, I’m trying to make a small HTML page with a Google Maps API and an RSS feed. However, I am unable to put my RSS feed on the right side of the API. Can anyone help me? Here is the…
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answer4059
viewsError connecting database (Fatal error: Uncaught Error: Call to Undefined Function mysql_connect() in )
am having problems connecting the database of my website. The following error happens: Fatal error: Uncaught Error: Call to undefined function mysql_connect() in…
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answer44
viewsMy bootstrap logo is too big and the rest of the menus have a large empty space
Can anyone help me fix this? I’ve used CSS, but I still can’t get the menus to be "glued" to the image. My HTML is as follows, and below will be the css…
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answers67
viewsComponete Popover - Submit does not work
Hello! I have the following Pover, but when I start Submit, nothing happens. Can you help me ? $(function() { $('a[rel=popover]').popover({ html: 'true', title: 'Título popover', placement: 'right',…
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answer25
viewsCreating a function for highslide
I’m using the highslide to open the internal pages. What sucks is that he has the command onclick very large: <a class="btn btn-success" href="comercialContatoAdicionar.php?i=2a" onclick="return…
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answers58
viewsDoubts with Position
I have a question regarding the position of the logo of a website I’m creating. I’m learning now HTML and CSS, I’m having some doubts one of them would be the one of logo positioning. That next…
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answer309
viewsSub-Tables in Bootstrap
I’m creating a conventional table, which when clicked on in the group name it shows a sub-table containing the same columns and refactoring the results: NORMAL STATE: GRUPOS QUANTIDADE | GA | | 1000…
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answer288
viewsHTML/Php how to change the content of the page according to the inserted end
I have an HTML here that I use to generate Players on My Site But I have to keep changing the contents of the file to access Different Videos I’d like to know if there’s a way to change the area: De…
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answer545
viewsPyautogui for virtual keyboard
I am working on a project using Python 3.7 and the Pyautogui library. I have a website that needs to login using the mouse to type on a virtual keyboard. The problem is that the keyboard changes…
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answers109
viewsForm details
I have a form already formatted in CSS and HTML. How do I receive the data informed in the form, after filling? I don’t understand much about PHP. <form class="w3-container" id="contato">…
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answer36
viewsHow to pass 2 parameters through a link with html and php
My question is this: I want to pass 2 parameters through a link, but I’m having doubts about that. Can anyone explain to me how I can do such a procedure? I’ll give you an example: <a…
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answers493
viewsRun automatic Javascript event, with data from an iframe
In a form, for sending a photo, I use an iframe. This is responsible for uploading the photo and sending it to the Server folder. When I hover over an input on my other page (onMouseOver), I get the…
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answer333
viewsHTTP Access Control (CORS) for multiple domains
How to free HTTP Access Control (CORS) of images using Xmlhttprequest for all domains below on . htaccess and not using global permission with "*": Access-Control-Allow-Origin:…
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answers1191
viewsShow BD record without refresh
// esta é uma pagina separada, chamada adicionar_consulta.php <?php $conexao = new mysqli("localhost","root","","hospital"); if ($conexao->connect_errno) { echo "Failed to connect to MySQL: ("…
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answers89
viewsCSS and HTML display
I’m having a problem leaving my menu online someone could inform me what I’m doing wrong, thank you !!! @charset "utf-8"; /* CSS Document */ #topo { background:url(../imagens/topo.png);…
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answer35
viewsInsert javascript value via php variable
I need to insert value width and height through a php variable. window.addEventListener('DOMContentLoaded', function () { var image = document.querySelector('#image'); var cropper = new…
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answer2254
viewsHow to click on links with Selenium Python
I have this tag <a href="!!!!!!">carro</a> I use the following code do = driver.find_element_by_link_text('carro') do.click() I cannot access, returns the following error:…
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answers55
viewsIs it possible to use Datatables without jQuery?
I am doing a project that I will need to put a table and I will need to put some filters, which Datatables already comes with some. So I was looking at how it does to be able to use Datatables in my…
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answers338
viewsHTML CSS rollover effect
I am trying to do a rollover effect on CSS someone could tell me if it is possible with HTML and CSS in the way that the codes ? the effect would just be to add a black border around each menu item…
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answer2337
viewsHow to access an iframe using Selenium Python
Does anyone know how I can access an iframe from a web page without the iframe ID and NAME ? I know there’s a command calledswitch_to_frame.
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answer55
viewsSearch words in JSON file using PHP
I am creating a HTML and CSS search bar. I have the Results.json file where all user names are stored. I would like to search what the user typed in the Results.json file, is it possible to? JSON {…
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answer246
viewsHow to insert Html into XML?
Is there any way to insert html into xml? I wanted to insert some html properties into my code, can I do that? How? If it’s possible to help me, I’m new in the area so don’t listen to me.
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answer147
viewsHow to find the value of a <select> pulled from the database
I’m putting together a table of plans TABLE , where the "STICK TO THE PLAN" button changes link according to the options chosen from select us. Two of the 4 select user should select, are STATE and…
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answer449
viewsCountdown with Javascript
I am a beginner in Javascript and need to create a page with countdown. I need to pick a future date and count back. What’s the best way?
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answer248
viewsI’m unable to change the size and color of the input button type Submit:
input [type=submit] { //esse comando não ta funconando background-color: #111f66; border: none; <form method="POST" action="processa.php" > <input type="email" name="" placeholder="Usuário"…
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answer37
viewsButton to delete form if only it is not filled
I have a button that add new locations Forms. I would like to know how to delete the form if you have added it will not be filled. I created this link to delete the fields. <div class="col-12…
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answer159
viewsSlide animation for
I have a problem on the slide , he does the image transactions but when he arrives at the last he stops and does not return to the first image he stops right in that picture @charset "utf-8"; /* CSS…
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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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answer4533
viewsForm within Form
Good morning! I already checked the link, Form within Form, but that’s not what I’m looking for. I need to know if one form inside the other with two buttons and two distinct actions works. Example:…
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answer260
viewsHow to know if a div does not have the Hidden class with jQuery
I want to make a denial in the if,in this case below I want to see the div that has NOT the Hidden class. I’m trying this way: function AddFiltro() { if ($("#divcamponiver:not(:hidden)")) {…
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answers124
viewsDetect line break before it happens
ul{ listy-style-type: none; margin: 0; padding: 0; width: 100%; text-align: center; } .an{ width: 300px; } ul li{ display: inline-block; padding: 14px 16px; color: #f0f; border-bottom: 1px solid…
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answer215
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answer73
viewsPHP - upload an image
I have the following code to upload an image: var_dump ( $_FILES ); $target_dir = "uploads/"; $target_file = $target_dir . basename ( $_FILES ["fileToUpload"] ["name"] ); $uploadOk = 1;…
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answer87
viewsAdd onclick() values
I have this code: var tudo=0; function muda(a){ o=$("#"+a).attr("data-ocupado"); var t = $("#gasto").html(); if(o==1){ alert("Lugar já Ocupado!"); }else{ p=$("#"+a).attr("data-preco"); var confirma…
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answer405
viewsDatatable sorting problem in the Brazilian standard of numerals
I got a little problem, I bet a lot of people have been there. We know that there are several standards of formats in different countries, I’m using a plugin front-end quite known when it comes to…
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answers107
viewsLeave the select colored
I have the following select: <select> <option>opção1</option> <option>opção2</option> <option>opção3</option> <option>opção4</option>…
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answers108
viewsImage upload without refreshing page
I have the following code that allows you to choose a file and upload it (VIEW IMAGE). I have a form with several inputs and in the end it is possible to upload an image. the problem with my code is…
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answer141
viewsHow to check by the url if the page is the index
As I get through JS, if my url is the index? I have a code like this: window.onload = function () { url = window.location.href; if (url.match("/dashboard")) { [...] } } that checks if it is in the…
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answers43
viewsChange object class <i> within <a> tag
With the following code: <a class="btn btn-primary botao" style="background-color:#009999" onclick="importar_txt_cnes()"><i class="fa fa-bolt" style="font-size:1em;"></i>…
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answer46
viewsProblem sending PHP to Mysql
Good night. I have a big problem and I can’t fix it. I created a form to register and when I click send, instead of sending, appears the PHP code. I already installed XAMPP and then WAMPP, but it…
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answer69
viewsShow Divs when category number increases
Guys, I have a table of categories. At the moment I have 3 categories, what I want is that when I register one more category, type 3 increased to 4, I want to show a specific div, because this div…
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answers38
viewsVideo that completes the entire screen
I want to make my video complete the whole browser window, I tried to put with width and height 100%, but it doesn’t work. Only Width fits the screen but height does not. Html code: <!DOCTYPE…
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answer66
viewsLinks inside the page do not open or work
Guys, I went up a page on the client’s website, the page is ok, but the links don’t work, when I click, I’ve changed the htaccess of the site, I even put a link on the site that goes straight to the…
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answer7521
viewsHow to query in Mysql and PHP database
I made a registration form that adds the information in the Mysql database. But I created a query form and would like to know how to return information from the database. Insert.php <?php…
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answers1847
viewsCalling PHP file in HMTL form
I want to call a. PHP file, but I can’t. I have this script: ======== <html> <header> <title>Home Page</title> </header> <body> <form method="post">…
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answers329
viewsJavascript function is not loaded with onload, but is with onclick
On the page I’m developing I have this code that starts the menu of the site <section id="yt_menu" class="block" style="visibility:hidden"> I’m using visibility:Hidden to leave the menu hidden…
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answers106
viewsHow to convert HTML comments to HTML code?
Is there any way to take comments from an html and convert to html code using javascript? Before: <div class="container"> <!-- [p] -->texto 1<!-- [/p] --> <!-- [p] -->texto…