Questions tagged as 'html'

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Offset-Bootstrap4

I can not get the Offset property to work. In the executable example you will not be able to appreciate it well since it is very shrunken and I put that property for large (lg). You can see it better here: link <link href="https://m...
asked by 17.08.2017 / 11:45
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How can I save a table and have the result displayed in another form?

I'm not that good with php and I want to understand it. How can I save a table and have the result saved in the main table? In the first image, this part of the main table when clicking Add sends another screen, at the time of entering the dat...
asked by 22.08.2017 / 16:21
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Verify when doing an UPDATE and not let create a new PHP record

I have the following code which does a check what I can not do is that when a user returns to check do not leave it if a record is already in a BD, I hope and someone can help me <?php include "../Funciones/Conexion.php"; $mysqli...
asked by 11.08.2017 / 17:12
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Upload file via io.socket.request ()

I need to upload a file via io.socket.request (), via form and ajax I could already do the header of the form is: <form method="POST" action="/etc" enctype="multipart/form-data"> But with io.socket.request () nothing comes to my for...
asked by 16.08.2017 / 19:06
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How do I insert a default or null value in Mysql?

I have a form, they are around 50 fields, but the point is that sometimes the user will only fill 10 or 20 fields, they are not always 50, then I had the required in my forms and I removed it, so that it was no longer mandatory to complete al...
asked by 05.08.2017 / 01:21
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add a Javascript button

I have a table and with jquery and js td are added to be necessary for the table as it is a kind of invoice that fills the user, I require that when you add the other td print on the td the button that will click to show the modal and load other...
asked by 23.08.2017 / 02:57
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Vue 2 directive: src does not show image but loads HTML

I am creating this application with Laravel 5.4 and Vue 2 and I need to show an image if it is present or not. For this I used the directives v-if and v-else . To begin with, this is my JS code: var vm = new Vue({ el: "#app...
asked by 04.08.2017 / 19:26
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It does not load the php file correctly

Hello I am updating a web page, in which I have a form, the necessary data are filled in and with javascript, at the moment of sending the form, it does not open or does not detect the link well. At the moment of clicking on the edit button,...
asked by 03.08.2017 / 10:18
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Can not modify header information - headers already sent [duplicated]

Hello first of all I understand that the error can be produced by blank spaces before <?php or after the closing tags. but I really can not find the problem in my code, the message is as follows.    [10-Aug-2017 05:49:15 Europe /...
asked by 10.08.2017 / 03:57
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Verify Registration When Making an UPDATE PHP

I have the following code that is supposed to verify if there is a regitro in a database. The problem is that it does not verify if the registry exists. <?php include "../Funciones/Conexion.php"; $mysqli = inicio(); $nombre =...
asked by 03.08.2017 / 17:06