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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answers102
viewsHTML Forms with PHP
I have this great quiz, inside a modal that when I click the record button, the button does not redirect to the page I want. The Error is not of the page registrar.php because I had put a simple…
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answer246
viewsYoutube videos do not open on full screen
Galera would have like through some javascript to make a video on my site not open on full screen on iOS devices? Because I’m using youtube as a music player and every time someone accesses on iOS…
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answer3327
viewsadd text to a textarea without deleting existing text
I have a textarea ( id='text'), which the user type his text freely (so far so good), at the end he clicks on a button that inserts a signature example: "Typed by so-and-so". When it inserts this…
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answer946
viewsReset value of a select field with jQuery/Boostrap
Hello, how can I reset a select field? <label for="IDSelect">Campo</label> <select data-live-search="true" title="--" name="NAMESelect" id="IDSelect"> <option value="1">Valor…
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answers1309
viewsEditable table in PHP
I have a table with a list of companies. I want from a click on the table row to load a modal with the information of this company. Any suggestions on how to do ?…
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answer345
viewsHow do I make a Content Script communicate with iframe element extension for Chrome?
I developed a Toolbar for Google Chrome, adding it to the pages via an iframe: var iframe = document.createElement('iframe'); iframe.id="iframeId"; iframe.src =…
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answers1716
viewsDisplays items as selected from a select (HTML)
Good afternoon! I have a database with two tables, products and menus, the two tables are indexed through the Cdcardapio field. I created an html select element that contains all the registered…
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answers9083
viewsEnable and disable a form edit button - with PHP
I have the following situation: I have a page (ex: EDIT.PHP) that will be where the information that was previously registered by a form (User registration form) will be edited. The point is, at the…
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answers162
viewsCatch interspersed CSS classes using jQuery
I need to know how to get CSS classes interspersed. Because I’m going to loop and I need to get the classes in a certain number. The code is as follows:: <div class="box"></div> <div…
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answers3160
viewsRemove arrow from "select"
Code: <select class="backcolorselect" id="st" name=""> <option class="backcolorselect" value="Sim">Sim</option> <option class="backcolorselect" value="Não">Não</option>…
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answers235
viewsHow to Leave Element LI 100%
The photo above represents a slider I’m doing on a page. Each slider has an image in the middle representing the white sphere. I want all the sliders that are formed by a li are the same size, the…
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answers185
viewsJavascript not working in HTML
Good, I need a little help here. I tried this code on my computer in an HTML page and it doesn’t work , but in fiddle(https://jsfiddle.net/uxrkgfoz/) It works perfectly. Am I missing anything ?…
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answers1997
viewsHow to select and pick values from all checkboxes with the property checked?
I realized that "how to select all checkboxes with the property .checked marked is a very recurring question in web development, so I will post a solution here, using Jquery. How to select and…
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answer138
viewsCRUD - send id of selected line to Toolbar - Cakephp
I’ve been hitting myself for a while with the following problem: I set up a CRUD on Cakephp, I did the grid with css to be cool and ready. The problem is that it is not at all elegant to have an…
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answer3568
viewsCreate Html/Css Phone Mask
It would be like making a mask without plugin in a field of my form ex: (00) 0000-0000 ? Usand CSS or HTML only?
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answers4693
viewsMake Div appear 4 seconds after site loaded
How can I make for a div appear 4 seconds after site load?
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answer50
viewsHow to export a specific table from one html to another html via php?
I have an HTML file with multiple tables along the code. The function of this file is to export these files to other HTML files (one file per table). So this file works as a kind of database where I…
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answer557
viewsVisual studio does not recognize html from . aspx
When opening any file . aspx, the visual studio does not recognize the code, everything is black. I also realized that when trying to create a new project, the web option does not appear, and I…
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answers6169
viewslock enter inside an input
Guys I have the following input inside a form: <input type='text' class='form_campos form_campos_nome' id='auto' name='verifica_nome3'> I need to block the enter key inside it, that is, when…
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answer1301
viewsHow to center the two inscribed squares into the largest square with CSS?
I would like to leave the three squares of the code below, centered symmetrically in relation to the center of the largest square that has the black background. .box{ height: 100px; width: 100px;…
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answers101
viewssafari navigation bars do not disappear
I’ll explain this through prints basically, there are these navigation/address safari bars http://prntscr.com/8mgtda Now, when scrolling (who uses an iphone, can see, shrinks the navigation bar and…
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answers920
viewsHow to do an Xmlhttprequest to send values to the page itself?
What do I have: I created several buttons through PHP and to distinguish them I used the variable $botoes_criados. So I have the variable value $botoes_criados in PHP that is passed to a button as…
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answers455
viewsNomenclature for radio, checkbox, select, inputs, etc
Which is a good name to define these types of inputs? chk_questao1 rdo_questao2 txt_questao5 slc_questao3 Which nomenclature standard is best? Is there any such thing as good practice?…
htmlasked 9 years, 3 months ago denalioasis 51 -
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answer62
viewsChecking the type of data received in the PHP POST
I need to find out what kind of data I’m getting in a user post. The user can provide me the data in XML, JSON HTML and text format Content-Type = text/xml / json / text / html Accept =…
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answers7273
viewsResponsive side menu with button
I have a side menu: I would like to put a button to hide and show this menu, and when I turn down the resolution this button appears so I can display it. HTML: <div id="wrapper"> <!--…
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answer785
viewsMount one HTML table from another’s records with Jquery and C#?
I need to compose/generate a new table in html where the records of the new will come from a selection of <input type checkbox> in another table on the same html page displayed in a modal, see…
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answer5269
viewsStylization of div in CSS
I would like to know how it is possible to customize the div to let it "cross" as well as in the image below, where the top-left and the bottom-left of the orange div are kind of cut.…
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answer70
viewsProblem with HTML document validation
When validating my HTML document this giving the following problem Section Lacks Heading. Consider using H2-H6 Elements But I don’t need it, it’s really unnecessary for the purpose of my site…
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answers721
viewsWhy isn’t onBlur being executed?
I was wanting to run a function in Javascript when the dropdown lose focus. I’m doing it this way, using onBlur, and it’s not working: function DesabilitaFiltro() { alert("ok"); } <div…
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answer250
viewsHow indexing works with searchers using Angular JS
How searchers index displayed content with angular? I researched it and found that apparently Google reads Javascript according to this matter. But that’s really true? I was browsing and look what I…
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answers548
viewsFacebook Page Plugin giving "Failed to load Resource"
I would like to use the plugin "page" Facebook, but I’m not getting it. After adding this code at the beginning of the tag body <div id="fb-root"></div> <script>(function(d, s, id)…
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answer1343
viewsHow to reposition menu bar below header?
I am editing a Wordpress theme and would like to reposition the menu just below the image of header, however, how to do this in CSS? The site is not yet hosted on the web. I am modifying the theme…
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answer75
viewsCss code changing entire page layout
I created an image with the effect of hover which shows a listing on top of it when passing the mouse, only that the code is changing the entire layout. CSS: div a { text-decoration: none; color:…
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answer2313
viewsHow to change the "src" of an iframe without changing the user URL?
How to exchange the contents of an iframe internally without changing the site URL? Example: User entered my site: http://example.com and it contains an iframe: <iframe…
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answers2052
viewsHow to create a single button to power on and off bulb for Arduino in html?
Good afternoon guys!! I’m new to everything in the programming universe, but I’m venturing into Rduino, php and html!! I would like to know how to pass two values in a single html button. Type when…
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answers998
viewsAnimation when changing the display into HTML
Hello my dear programmers friends of this our Brazil! I need your help on the following question: I have a button that when pressed changes the display from a div to block. So: CSS #form-pergunta {…
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answers163
viewsIs there a tool to make html manuals easy to update?
I wonder if there is a tool to make HTML type manuals easy to update and that could customize 100%. Thanks in advance!
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answer154
viewsPHP cannot read POST sent by Javascript
I am creating a login system for my site following this tutorial, but I have a problem when it comes to logging in. Apparently, the Javascript code does not pass the form parameters correctly. The…
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answers63
viewsPositioning of li’s on the page
I would like to make my li spread evenly across the page width. How can I do this with css?
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answers5442
viewsChange menu color in page scroll
How do I change the color of a menu by scrolling the page? I’m doing like this $(function() { $(window).on("scroll", function() { if($(window).scrollTop() > 100) {…
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answers2465
viewsHow to fix an input within a responsive div
I have a div with an image in background and with a input text-type. I need the input to stay in a certain position and as the resolution change, it goes down so as not to cover the title "Connect…
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answers2823
viewsHow to add and remove classes with Javascript?
I want to know how to add and remove a class in HTML elements with Javascript. <div> <ul> <li class="Active">1</li> <li>2</li> <li>3</li>…
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answers249
viewsExtract only numbers from a Javascript text box
How do I extract the numeric value from a javascript text box, e.g.: valor imputado = 1a321q00 valor extraido e adicionado na variável = 132100 I thank those who help me…
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answers781
viewsCan I run CSS commands in javascript? HTML
It is possible to execute CSS commands in javascript? For example, if I clicked on a button, its color would change?
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answers9986
viewsSpacing between specified columns in the table without creating <td> a false
I am looking for a solution to leave a predetermined space between columns of my table, without resorting to the use of <td> or <th> phony (without anything written, just with a padding…
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answers517
viewsFunction load() jQuery + Twig
I’m developing a system using PHP, with the idea of owning only one page. How? (I do not know if it is the best solution, I believe it is not) , I developed a side menu that is fixed and the…
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answers24
viewsSome plugins do not work with different jQuery versions
Forgive me if this question seems a little ignorant, but one thing I realized while testing some plugins was that some, old or not, did not work with a specific version of Jquery. by default was…
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answer420
viewsHow to make a transition button similar to Google Translator for a mathematical operation
I’m creating a little calculator that converts Kilograms in Pounds and Pounds in Kilograms. My goal is to insert a value in a first input and display the result in a second input which comes next.…
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answer1625
viewsrecording multiple images in the target folder and in the database with php and mysql
You can send 5 images to the target folder (upload), and at the same time record the names (img.jpeg) of these images in the Database table, using PHP and Mysql? Because I tried using the same…
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answer512
viewsRuler
In some editors we have an orientation rule in which we can perform some configurations such as the spacing between the text and the revelry. I need to produce something like: I currently use a text…