Questions tagged as 'html'

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Add optin: how to do? [closed]

$( ".form-control" ).blur(function(){ calcular(); }); function calcular() { var soma = 0; $( ".form-control").each(function(indice, item){ var valor = parseFloat($(item).val()); console.log(valor); if (!isNaN(...
asked by 24.09.2017 / 22:26
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Change font size JavaScript / HTML / Jquery [duplicate]

I created this application in HTML / JavaScript / Jquery ... I would like to know how I put a button to increase font size within the textarea. Anyone have an idea? <html> <meta charset="UTF-8"> <!-- add special charact...
asked by 24.09.2017 / 19:34
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DomPDF Illegal error "offset offset 'hex' online 1150 style.cls.php"

I have the following code: <?php session_start(); if(isset($_SESSION['logado'])==false){ echo("<script>window.location = 'login.php';</script>"); } ?> <!DOCTYPE html> <html> <head&g...
asked by 24.09.2017 / 20:19
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Change dropdown menu through input checkbox

I'm trying to create a dynamic dropdown menu that can display its contents as checkbox is checked. <!DOCTYPE html> <html> <body> <div id="checkbox"> <label><input type="checkb" value="produto"/>Produto</l...
asked by 20.09.2017 / 07:12
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Customize php printing

I would like to edit this view to print the separate items, each item generating an impression.   Follow the Code: <?php include "QRCodeGenerator.class.php"; function pro...
asked by 21.09.2017 / 21:00
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Image with link is not opening the page

In my application I created the access to social networks of the company I work for. But when I click on the linked image, it does not open anything. Follow the code below: <a href="https://www.facebook.com/" target= "_blank" style="disp...
asked by 18.10.2017 / 19:43
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Comparison of Mysql data from two different banks - PHP

My web application should access two different banks on different servers, put the column of the two banks on the screen and compare the result between them. However, it only returns the value of one of the banks and the other it returns all...
asked by 15.09.2017 / 17:06
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Best HTML and CSS books? [closed]

They could help me. I have a personal project in mind and I want to create the site myself, all infra. So the question of which would be the best or most indicated books for beginner. Thank you!     
asked by 15.09.2017 / 01:22
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Show image thumbnail or site video as soon as you enter site url

I have a post system, but if I put for example: " link " the system will interpret this way and it will print like this. I would like to know how to do before the user posts, a preview of the image or video appears and after that post, appear as...
asked by 17.09.2017 / 19:31
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Create element among child elements of the same parent

According to the code below: var ul = document.getElementsByTagName('ul'); var ref = ul.item(0).children; var saida = ''; for (i = 0; i <= ref.length; i++) { if (i == 0) { var HTMLString = "<div style='background-color: blu...
asked by 14.09.2017 / 22:29