All Questions

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How to make images change with an IF conditional in javascript

Here is the html code: <html> <head> <title> DateFast </title> <script type="text/javascript" src="BrandonWelding_67824.js"></script> </head> <body> <cente...
asked on 12.09.2018 / 15:01
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OLEDB conection goes down when processing a large number of files

I have a problem with oledb in C # turns out that it is a console that reads files .xlsx of a folder (170 files in total) but when it goes in reading No. 120 it falls and the error is "Unknown" OleDbConnection Econ; Econ = new OleDbConnection(...
asked on 10.09.2018 / 20:57
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Detect changes in HTML code

Hi, I would like to know how to detect changes in an HTML structure. For example <html> <div><div> <html> Over time that structure will be changing.I would like to know if there is any way to detect the changes..wit...
asked on 12.09.2018 / 20:09
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How to enter variables in system?

I am trying to make a code in which the user enters a number and through the system (color) command can change the color. I already tried to change the variables to char, string, (I do not know if I was doing it right), and they give me errors r...
asked on 09.09.2018 / 03:48
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Wrap div generated by PHP with another div with CSS class

My question is about the following. Now I have this in a .php file: <div class="uno"> <?php if( function_exists('number') ) { number('tres'); ?> </div> The PHP code that is in the middle generates a <div class="tr...
asked on 17.09.2018 / 06:16
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answer

As an addition to a 2 foreign key that are both primary?

My problem is as follows, I have 2 COORDINATION and NACCLE_ACADEMIC tables, the relationship between them is N: M (many to many), the structure of the table COORDINATION and NACCLEO_ACADÉMICO the table is as follows: CREATE TABLE coord...
asked on 19.09.2018 / 02:09
2
answers

Read variable character by character

I need to make a program in which you enter a number and see if within that number there is a defined number and according to that number of a different result For example I have to find if at the beginning of a number x are the digits...
asked on 12.09.2018 / 22:52
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Can you declare a component within another component?

I have several components in a folder called category , the main component is index.component , the others are create.component , > edit.component and remove.component , I would like to call them within the index.component component, so...
asked on 21.09.2018 / 15:15
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Error retrieving cell value in GridView

I am carrying out a program so that certain students can choose their project, however, in order for the student to correct or change a member of his team, he must delete his own or his partner's registration before registering in the database....
asked on 10.09.2018 / 06:18
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Notice: Trying to get property of non-object

I'm having the following error: Notice: Trying to get property 'idDia' of non-object in C:\wamp64\www\backend-trabajo-final\profesionales\select-profesionales-para-posible-servicio.php on line 26 (So, with each of the properties I try...
asked on 24.09.2018 / 13:38