Questions tagged as 'php'

Tagged questions
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How to add Header to an Excel Report with PHP

I need to generate a report in Excel with Cabecera, that is, add who did it, the department, the time I downloaded the excel from the page. etc ... etc ... I already generate the report, but I have no idea how to add the other. This is the f...
asked by 23.05.2018 / 13:21
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How do I know which information in my query does not meet the WHERE parameter?

I would like to know in what way I can know which data is not met when making my query to the database from PHP . I mean I want to know in what way I can condition my code to know which parameter of the WHERE instruction is being...
asked by 22.05.2018 / 21:05
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Error loading image with Dropzone js in Laravel?

Cordial greeting colleagues, I have the following problem, I am developing an application in which you can upload images and for that I use the dropzone js plugin, my problem is that when I upload the image I get the following error: I'...
asked by 23.05.2018 / 03:28
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how to export images from php to excel

Hello, I already have a file that exports me a table to excel but this table contains images which are not exported. Somebody could help me. I urgently need a solution to solve this problem. This is my code to export but not the image <?...
asked by 14.05.2018 / 15:57
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I do not take the javascript form

Well my problem is that I'm on a page called formulario.php and I take the form obviously because it is html but what is javascript does not take it and I would like to know a way to take that code in php and to perform the functions that...
asked by 18.06.2018 / 02:29
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get the last major and repeated records without grouping mysql

I have a table id_periodo '| id_mesa 1 1 1 1 2 1 2 1 How can I select the last% co_of% greater? I was trying SELECT period_id, table_id FROM table where file_id = 1 ORDER BY peri...
asked by 17.05.2018 / 11:50
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Upload data from .json or MySQL with Highcharts and Ajax

I have a .json document that I keep with MySQL in my database and it contains the following: { "ticker": { "base": "BTC", "target": "USD", "price": "9330.81745211", "volume": "53283.57785327", "c...
asked by 07.05.2018 / 14:53
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GetOrgChart.js to create a Supply Chain

I have a question, I am trying to create a supply chain on a php page something like this , where on the left side I have the suppliers of a company and on the right side the clients of that company, My goal is to show this data with its re...
asked by 06.05.2018 / 22:21
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Take only one object array of the class when receiving three arrays in PHP

I have a constructor that defines me 3 variables as arrays in the displayQuerys class . A function of this class fills in the array "activities" for later, in an html print this array. The problem with which I have found is that when cre...
asked by 07.05.2018 / 12:03
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How to reduce the loading time between videos

I'm doing a project in which you have to randomly load several videos and audios and then play back, this does it well and everything, the problem is the moment of load between video. When you finish playing a video this shows the white backgrou...
asked by 07.05.2018 / 22:53