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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answers80
viewsMessage notification, similar to ALERT
My question is: When clicking the send button If the name field is empty, notify in message in front of the input: message "Name not specified. Enter the name to access", function validar() { var…
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answers15
viewsHow to make next and previous buttons by Highlight?
Well, I’m having trouble executing a code to go to the next word in Highlight. I’ve tried a lot of things and I can’t seem to make it work. String text is in HTML, and I do the transformation inside…
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answer69
viewsVideo progress bar does not work properly
I need to show a video in the view using c#. The video up runs, but the progress bar does not work properly. Currently if I move and forward the video or delay the video by progress bar; nothing…
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answers42
viewsHTML pages with read/write variables
I need support on this embedded project, using ESP32 and Arduino IDE. The difficulty would be to display and read VARIABLES on the HTML page because I only found these examples: Reference in…
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answer30
viewsHide/Show a drop-down list according to the Radio selected in HTML
I have a code that shows me a radio And I have a drop-down list code that’s hidden(hidden) and that should be displayed only if the radio is checked I’m trying to create a Javascript Function for…
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answers34
viewsPostgres BLOB binary data return error for PHP + HTML
I am running in HTML with PHP an ERP Project that via XAMPP the file Buscacurriculum.php will bring on screen the image and data of the employee. Mesangem: Fatal error: Uncaught Error: Call to a…
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answers20
viewsASP.NET Index (Controller) method that only runs when I want
good night. First I apologize for the ignorance, I am beginner as a developer. From what I understand of ASP.NET, it will automatically run all void methods of my index when this index is called.…
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answer52
viewsHow to make the button go to different links? According to the variables of my "form"
function myFunction() { var cor = document.getElementById("Cor").value; var tamanho = document.getElementById("Tamanho").value; console.log(cor) console.log(tamanho) if (cor === "Luz Fria"…
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answers32
viewsInput and reset problems
Why the 2 input elements placed at the end of the code are doing nothing? <!DOCTYPE html> <html> <head> </head> <body> <form action="https://Example.com"…
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answers10
viewsKeyboard opens by clicking on product image in mobile
I am facing a problem of bad behavior of the html elements in the mobile mode of my page. Every time I click on the product image, the keyboard opens before being redirected to the url the link…
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answer415
viewsSend form without refresh and bring results to the same page
I need to submit a POST form to make a query on a PHP page (dashboard.php) and return the results of that query, on that same page of the form (refresheless), how could you do? I imagine I’ll have…
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answer35
viewsForm with year loop manufacture
Good afternoon! I am developing a form for registration of cars, where I will inform the year of manufacture and year that stopped manufacturing. I am pulling the dice a table to select the…
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answer112
viewsDivs of the slider Slick.js being shown on loading
When I try to put Slick.js on my site, the loading of the Divs inside appears one under the other and then hidden, about 1 second, how do I solve? Aqui o código: <div class="carousel">…
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answers26
viewsfetch data from omdbapi
I have this code (meusite.com/imdb.php) <?php $movie_id = 'tt0387564'; $data = json_decode(file_get_contents('http://www.omdbapi.com/?i=' . $movie_id . '&plot=short&apikey=') , true);…
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answers125
viewsBehavior Smooth does not work Java script
Well I’m trying to make a smooth scroll for my pure js page, but the behavior property:"Smooth" is not working, follow the code. Javascript const menuItems =…
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answer50
viewsButton problems, codifying/decoding texts for binary numbers
I’m making a text to binary converter in HTML/CSS/JS, but I ran into a problem that By pressing the decode button, it does not change the text where it should change, soon after I can no longer…
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answers46
viewsRun Javascript code on another page from a button
When I click the button Simulate it adds lines (as per JS code) on the same page... But I would like to know what I need to do for these lines to be generated on another page, that is, after…
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answers19
viewsCSS Column breaking block at the end of column
I’m having trouble doing the masonry menu of a restaurant. I’m not familiar with JS, so I’m creating with CSS Column. And all within wordpress. The situation is that doing css this way automatically…
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answers29
viewsPHP does not recognize auto Sponse
I don’t know which error my form is not sending the email reply to the event subscriber. It redirects, I receive his data but it does not receive an email confirming the registration. Can you help…
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answers30
viewsMy images in my HTML email are not showing
This problem is only happening in Outlook Webclient.com. I am creating an HTML for an email and some images are not trimming, actually the src attribute is being replaced by a transparent 1x1px…
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answers9
viewsRelease value in a select only if you have already selected another select in cakephp
Hello I have a select called tipo_examand I need another select, called exame_pericia, the select exame_pericia should only be available after I select some value in select 'tipo_exame', other…
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answer38
viewsRemove() method Does not work
I’m building a gallery with modal. With Javascript I add a class in css, but when I run to remove the same class I added it simply denies the command and nothing happens. The Html part <section…
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answer159
viewsoptions in html input
in html there is a property called SELECT and also the INPUT and I would like to make a INPUT with options equal to SELECT but how can I do that? the code I used: <!DOCTYPE html> <html…
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answers58
viewsPick id result and play for input
I don’t know how to research and in case there might be the same kind of difficulty around here, I’m sorry. I’m having a hard time, I want to take the value that is presented after Ubmit and put…
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answers19
viewsView cake variable value in html
Hello, I have a form and would like to know how I can display the value that is in a variable of cake, in my html code, to display in edit. Explaining better: When registering a new data, I can…
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answers73
viewsAdd paragraph with jQuery
Good evening, I’m trying to add a paragraph when you clicked the button but it’s not working and I can’t figure out why, someone could help? <script> $("#btAdd").click(function(){ var texto =…
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answers23
viewsBrowsing history stuck in loop
I have two links, one is intro and the other reading: /system/intro/1373/ninth-ninth (Introduction booklet) /system/reading/1373/ninth-ninth-ninth (Reading booklet) Navigation would be in this…
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answer45
viewsHow to detect functions in the browser
I am developing a web scrapper in python that will take the data of a stock chart every 30 min and send me an email telling me if the action has varied positively or negatively, however, I got the…
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answers27
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answer139
viewsI cannot invoke "innerHTML" to change the HTML of an element. Why?
In this code I am testing for the user to put two notes and the JS run the calculation and print on the screen for the user to see. However, I’m not being able to make the average result appear on…
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answer50
viewsHow can I keep my pages organized?
I am developing a system, in some files I came across a lot of codes in JS inside my files of PHP and a large amount of modals bootstrap also. But what’s the problem? I know that the correct thing…
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answers16
viewsI need to get list values via attribut
I’m trying to take values from a line and pass to the key in the normal array created for inserted values I can pick up but then I went through keys of the database and data of the firebase of a…
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answers17
viewsDefault option "Other..." on a datalist, can you remove it?
Good morning! <datalist id="datalist"> <option value="08:00"></option> <option value="08:30"></option> <option value="09:00"></option> </datalist>…
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answer57
viewsHow to "shuffle" multiple Divs?
I am making a script for a quiz, and would like to "shuffle" the Divs with the "Question" class within the Divs with the "q" class. so that the questions were random. I did not find any way to do…
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answers30
viewsSearch only when you click the button
I’m trying to make an advanced search system with Angularjs, but I have a problem when finishing the search. The code is this: <div ng-init="friends = [{name:'John', phone:'555-1276'},…
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answers31
viewsI cannot get the Selected Dropdownlistfor element inside a Partialview to send to the Controller via Actionlink
Hello I have a Partialview that is filled with selected entries through previous filters. partial view is no more than the presentation of a table with multiple rows in which each row will be a…
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answers22
viewsDo texts loaded via Jquery harm SEO?
I’m developing a website, but for technical reasons I won’t be able to use a database and no server side language. As the system will have MANY posts (more than 500), I am loading this via Jquery,…
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answers14
viewsNavigation mobile sobre o content page
I created a mobile navigation, where it expands by clicking on the logo of my site. But it is expanded on the content of my page. I would like it to expand over the content, so that it covers the…
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answers28
viewsDropdown menu only works once
I’m creating a blog and since I don’t have much knowledge in the programming area I took a template ready just to modify, but I noticed only one problem in it that I can’t solve, a dropdown menu…
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answer67
viewsJquery to open PHP loop div
I have an application that lists registered tasks for each user, and this is in a while PHP loop that has a fetch array with mysql to create the list. The problem is on the button that expands the…
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answers65
viewsHow to delete a record in the Mysql database using Sweetalert in Spring Boot Modelndview
I would be grateful if you could help me solve this problem that I am not managing to do. I wanted to delete a record in the Mysql Database using Sweetalert. What’s happening is that it doesn’t…
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answers34
viewsI can’t link to my slider!
My slider is currently like this: *<!-- Revolution Slider --> <div id="rev_slider_4_1_wrapper" class="rev_slider_wrapper fullwidthbanner-container" data-alias="classicslider1"…
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answers206
viewsHow does span element spacing work?
Depending on how I write the code, the span element puts a spacing. <div style="padding:20px; border:1px solid black; margin-bottom:16px;">…
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answers38
viewsFind an input value within an AJAX loop
I confess that I have been for a while in this small challenge, I am developing the cart part in my Ecommerce. The goal is to display a message, the user click on "Add to cart" of a particular…
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answers63
viewsAdd a filter with quasar framework Vue.js
Good afternoon, I am trying to implement a filter in a list that contains several filters, however I am not able to pull the data to filter them, it seems to me you have to pull send for one…
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answer22
viewsHow to insert a scrollbar inside the th element of a table?
I would like to fix the cell size of the table, and if the information contained exceeded this limit, a scrollbar would appear only to the specific cell, allowing the user to see all the…
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answer110
viewsWidth does not work in certain screen size
I made a sidebar on my site, and its width is changed by javascript when you press a button, and everything works fine, but if I decrease the screen size to a certain point the width stops working,…
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answer52
viewsHelp with CRUD code
I am creating a CRUD on 000webhost using phpmyadmin I’m not being able to include a new user on the site. If I create a new user by the database it appears on the site, but if created by the site…
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answers32
viewsCopy radio value to textarea
I would like to send (paste) what is in the value of the radio chosen for the textarea, by clicking. <div class="form-group col-xs-12"> <div class="form-group"> <div class="radio">…
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answer33
viewsUse Javascript condition for mathematical operations
Hello! I am trying to perform a different calculation in JS so that according to the number of employees, the total value is changed. The condition would be as follows: by inserting a value of 1 to…