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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answer183
viewsSave more than one data in this form with PHP and Mysqli
Hi, I have a problem with this code. I’m making a form I need to save, but unfortunately in the database only saved once the rest always gives error... I would like to resolve this problem, and I…
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answers31
viewsTwo subscribes in the same role?
I have a function in Typescript where your return is directed to an input in formGroup, but I cannot use the same return in another field, only if you have the same name. I need to use the return in…
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answers35
viewsText overlay when changing height property
I cannot match the height of item "9". When I do this with the height property, the text is overwritten. table{ border-spacing: 10px; } td{ vertical-align: top; padding: 5px; white-space: nowrap; }…
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answers619
viewsif error inside if
I have a problem, in my view the logic is correct, however it is not working, I have a select that has to be checked and if it is selected certain option it opens another select, in that other…
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answers38
viewsidentation with Highlight.js
I’m having trouble indenting with Highlight.js, the code being generated by marked.js. Has anyone been through it or knows any solution? index.html: <!-- highlight.css --> <link…
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answers286
viewsPassing data via post HTML JAVASCRIPT
Hello, I am doing a college job, an academic control, and when trying to remove a tuple from the database by passing the "id" of the tuple via post form, the value arrives either empty or Undefined.…
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answers52
viewsmove an image over another image
I’m having some problems in css I think I have an image that when passing the cursor changes to a text, but I’m not getting over another image. have tried position:absolute but only gave me mistake.…
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answer2291
viewsJavascript media calculation by HTML form
I need the average to be shown by an Alert() HTML: function calculoMedia(n1, n2, n3, n4) { var media; var n1 = getElementById('n1').value; var n2 = getElementById('n2').value; var n3 =…
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answer37
viewsHow to open connection with 2 tables in php
I’m having difficulty connecting twice in my database, each time will connect to a table the code and the following: Categories <!-- Portfolio Grid --> <section class="bg-light"…
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answers226
viewsStore checkbox value in database
I need your help... I have a custom checkbox, where the user clicks and is "ON" or "OFF" and this value must be saved in the database and must remain checked or unchecked indicated by the…
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answer27
viewsCalculation of dynamic tag values
You guys talk nice to each other? I’m messing with my system (read lab). I’ve basically created the whole Back-End, but at the front I’m getting beat up with some treatments. I am creating a budget…
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answer114
viewsTypescript not enabling the use of the files property
I’m having a problem in Ionic, where I use the property .files in an id of an element <input type="file">, in that way: <input type="file" id="images" multiple> this.register.images =…
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answers50
viewsAdd button does not differentiate products
I’m a beginner in HTML and Javascript and I’m caught in a problem for a college project. Basically I have an e-commerce without BD, so the products are defined in HTML. My problem is that by…
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answers181
viewsBalls are filled according to the status of the page
I am developing a form where I have three pages and consequently three top balls, each representing a page. The form logic is already completed where each page is displayed according to the…
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answer741
viewsSummernote post WYSIWYG in PHP does not take HTML
I have a field textarea using Summernote WYSIWYG, I’m doing a post for a php page. but the post takes only text, the HTML tags it does not load to the post. Below I have the html that contains the…
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answer57
viewsCollapse by not hiding
I’m trying to make a table with Collapse, but it turns out that by clicking the button Collapse shows, but when trying to hide, it simply doesn’t work. HTML code <tr> <td> <input…
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answer75
viewsHow do I style this code with css and html? Blogger
The code below is for list blogger posts within a bookmark, if the post has the specific marker it will be shown in this list I wish I could change the appearance of how everything is displayed and…
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answers32
viewsError while trying to create an object array
I am trying to create an array of objects but am getting the following error message: Warning: mysql_fetch_object(): supplied argument is not a Valid Mysql result Resource in Class class controler {…
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answer21
viewsOnfocus input change type and assign a value at the same time
Hello, I have the following code. What I have today is that by clicking on input he changes the input to date, but I would like to click it to continue changing and assign a date, I have tried to…
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answer2734
viewsPlace swal inside a js function
Guys I have a function to delete a student, only I’m not able to put together a design I made using swal someone could help me? function excluiraluno(id){ decisao = confirm('Deseja deletar?');…
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answers25
viewsDo not include class specifics in the table filter
Good afternoon, I have a jQuery filter implemented in a search bar, to filter Rows from an HTML table in Bootstrap. Needed, that some Rows that have the class . hiddenRow were not picked up by the…
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answer380
viewsHow to keep cards on the same line
I created a foreach of objects to display the data of these objects in cards, worked the way I wanted, but appears only 1 card per line, how do I generate 2 cards per line ? HTML <div…
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answers2436
viewsHow to Change H1 using Javascript?
I have a product gallery and the side there are some buttons that are the categories of these products (buttons: cabinet, monitors, mouse, chairs, etc), when I click in this category, a toggle…
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answer391
viewsWith email attachment via ASP.NET application
I already have a method in my controller that sends email. Now you need to contemplate attachments (all attachment types, jpg, pdf, doc...); string strPara = Request.Form["email"]; string strDe =…
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answer115
viewsspin.js is not displayed when the page is loaded
I’m using Spin js. to display a load until the entire page is loaded, once this is done, the spin execution must be terminated. But the load is not even appearing on the screen. I created a jsfiddle…
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answers81
viewsPDF opening in Modal gets lowercase
I have a website where I use a modal for opening PDF, and the same when it is opened is very small. Has anyone ever been through this? They’d know a way to fix it? CSS Modal code:…
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answers120
viewsForm php redirecting to e-mail
Can someone help me with a mistake I’m having with a form .... <!DOCTYPE html> <html lang="pt-br"> <head> <meta charset="UTF-8"> <title>enviando E-Mail</title>…
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answers42
viewsBanner Error Bootstrap Site HTML Wordpress
My site published in wordpress contains a following problem, when I decrease the screen of my browser, and click on the 3 bars of my navbar to open the menu, the image tries to follow the navbar,…
php html wordpress wordpress-theme bootstrap-4asked 6 years, 4 months ago Daniel Rosendo de Souza 71 -
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answer47
viewsJavascript generating characters that are not present
The code below is in XML and is a form that is being used for convenience generating code HTML, everything typed in the input will be sent to textarea already with the HTML through javascript.The…
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answer89
viewsSpecial Character appears in Lowercase - PHP
I have the following PHP page: <?php session_start(); ?> <!DOCTYPE html> <html lang="pt-br"> <head> <title>Consulta de OP's por OP</title> <meta…
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answer716
viewsImage html mapping that works on mobile
Hello! I have a wordpress site with the theme Betheme installed. It features slides, among other features. I’m mapping an image and for that I used the Gimp. It worked almost perfectly, except for…
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answer500
viewsClear input - ng-model - change
I own a md-select where according to the selected, I create some div’s using ng-if. These div’s created have in 02 of them equal models (ng-model). Therefore, when you change Md-select to another…
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answers206
viewsProblem -> Shopping Cart increases products by refreshing the page - PHP
From the series "I’m trying to make a complete shopping cart system" kk, I have one more problem. Just to emphasize that I’m a beginner in programming and I’m studying the maximum functionality and…
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answer54
viewsShow customer data by clicking name
I need to have you show me a list of the clients' names, and when you click on a button or the client’s name, the customer’s data will appear, but I have no idea how to proceed. I tried to show the…
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answers42
viewsFavicon and audio not working
This is the code: <!DOCTYPE html> <html lang="pt-br"> <head> <meta name="author" content="Tomás Ricardo"> <audio autoplay> <source src="audio_de_erro.mp3"…
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answers34
viewsphp does not save form data
<!DOCTYPE html> <html lang="pt-br"> <head> <meta charset="utf-8"> <title>Login Test</title> <link rel="shortcut icon" href=""> …
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answer45
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answer509
viewsCheckboxes with php Database
Good afternoon. I ask from now on to re-read my little programming experience. In case my question does not fit well with the theme that I will present, I ask you to excuse me. I ask for your help…
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answer124
viewshow to remove nodes from an xml file with javascript?
I have an xml document, a script.js and an html page where the following test should occur,I click on a button on the page and a function should be executed in the script that removes a group of…
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answer234
viewsHow to take user image in session and add to html?
I’m developing a web application using spring boot. I already have saved image of the user in the database, now I would like to assign the image of the user logged in the session in the profile…
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answers26
viewsAncora does not call the reference section
I have a page from the site that is responsible for presenting the products of the site. Think like this, you go to the page and have the category buttons, each time a category button is "active"…
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answer103
viewsBootstrap Grid Html - Problem with Collapse button
Hello, I created a 3-column grid with the bootstrap and inserted two Collapse buttons in each column. The problem is that in any Collapse button I click, it only opens in a column, always in the…
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answer127
viewsCan someone help me, I’m not able to type in input
So I have these codes here, my div is draggable/Moveable, but for some reason I can’t type in this input, can anyone find me? Thank you in advance :) //Make the DIV element draggagle:…
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answers335
viewsJson does not return data from Mysql database
I have a table in the database Mysql which contains 3 fields ( id, name and template) different from the other fields, the email template data with tags HTML (structure in longtext). When I execute…
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answers115
viewsIs it possible to change the "href" of the <link rel="stylesheet"> of an iframe or even change the class/style an iframe element?
I need to change the CSS of a iFrame, but researching here, I discovered that it is not so simple as, soon, I saw that the iFrame that I wish to stylize, has a <link rel="stylesheet"…
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answer48
viewsError form login (front)
I’m making a login and registration screen, but what was supposed to be 2 in 1 ends up separating, is the Sign form up below login. Html <div class="login-box"> <div class="lb-header">…
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answers361
viewsProblems with jquery and input mask
I’m trying to put a value on the inside of a input which is masked both in typing and in the entered value. Well, I have a list of real estate listings in the database that I pull to the front,…
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answer48
viewsDoes not call the form when clicking on the submenu
I have the following menu with submenu: <nav class="menu"> <ul class="menu-list"> <li><a href="#">Produtos de Higiene</a> <ul class="sub-menu"> <li><a…
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answer44
viewsHTML help (button with <area> and <input>)
Good evening, folks. That’s the code: <form action="/teste.php" method="get"> <map name="image-map"> <area target="" alt="" title="" coords="210,233,541,508" shape="rect">…
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answer271
viewsShow and hide <table> in Javascript with arrows
Good morning! For example I have a page with the content in a table, in a <td> the text appears and in the other <td>the image. And by clicking the next arrow you should show the…