Questions tagged as 'html'

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How to download a .zip file from the server to the client via php?

What I want to do is to create a .rar or .zip file and then download it to my user's computer and delete it from my server once it has been downloaded, until now I have the conversion of my folder to a tablet but it leaves it in my local folder...
asked by 24.08.2016 / 03:51
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Run function according to the status of a checkbox

Good people, it turns out that I have a theme, I'm doing an interface to control an arduino that I have, and what I did was with JavaScript send a GET request when you press the power button and another by pressing the power off button, which I...
asked by 31.12.2016 / 16:58
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Apply animation to div with background image

I have the following code #preloader { position: fixed; top:0; left:0; right:0; bottom:0; background: #fff; z-index: 100; } #loader { width: 150px; height: 150px; position: absolute; left:50%;...
asked by 05.12.2018 / 17:40
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Display records in a select based on the id of another select

I have a system to sanction administrative personnel. I recently solved the problem that changing a select called article would change the description in a textarea. Now I have the following question: I added to the system the possibi...
asked by 31.01.2017 / 22:06
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Element does not look complete even with overflow-x: visible

I have a page with two columns, one of them has a drop-down list that is displayed when I mouse over an element. The dropdown extends beyond the content and that's where the problem lies: even though the container column has a overflow-x: vis...
asked by 01.08.2018 / 15:36
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Find out if a div is full

Out of curiosity How can you determine if a div is full? Full example : The previous image shows a full div, because there is no space to continue writing, the word hello complete the limit of div . Example that is not f...
asked by 23.07.2018 / 03:51
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I upload PDF files by POST but $ _FILES type does not detect them as such

Good, I have a form in which I upload a .PDF file. The problem is that sometimes, if it detects PDFs and other times with other files with the same ending, it indicates that they are not of that type. What could I do? I leave here an extract of...
asked by 10.01.2017 / 14:32
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SVG image is not displayed in IE, Chrome

I'm trying to insert a vectorized image in SVG format, but I only see it in mozilla firefox, for IE and chrome it does not appear. I have searched for some documentation about svg in navigators, in many I see examples where shapes are drawn by p...
asked by 23.09.2016 / 18:31
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Contact Form with reCaptcha

I have a contact form and I want to implement reCaptcha but the truth is that I have not been able to, I have tried but I can not get my PHP code to validate that the Captcha is not resolved and does not allow sending the form. Then my PHP and H...
asked by 30.05.2017 / 23:27
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How to generate gradients in css3 text

Hello I wanted to know how to generate a gradient in a text like the attached image. or if there is a generator on the web to be able to do it     
asked by 22.11.2017 / 13:38