All Questions

2
answers

How to change a price string in php

I'm having problems printing the price of my products so I want to change it, I mean I do my sql query SELECT * FROM sinventario,as_precios WHERE sinventario.FI_CODIGO = as_precios.FI_CODIGO I save my data in an array and print it whil...
asked on 31.05.2016 / 20:37
2
answers

Convert a list Key Value to MultiLine and inverse in Java

From a list Map with structured key, value Map<String, String> map = new LinkedHashMap<>(); map.put("param1","valor uno"); map.put("param2","valor dos"); map.put("param3","valor tres"); To convert a list to a string I us...
asked on 02.05.2016 / 19:52
3
answers

Problem sending form with AJAX

The "success" of the AJAX submission function works, but the "url" does not do its function of executing the code. Just check if the directory exists and then go to "success"; If in the "url" I put a false directory it does not go to "success"....
asked on 03.06.2016 / 08:26
1
answer

Collect substring in each line of a file in CMD

That said, I wanted to go through a file.txt line by line and dump to another file each one of those lines taking away the first 9 characters and the last 2. I have the following in a .bat but it does not work, do you see the error? @echo o...
asked on 13.02.2017 / 09:19
3
answers

Use php variables in css

I have a problem. I am saving php variables in a database and I want to use those variables in a css file for when I load it with html use those stored values. Normally these variables are hexadecimal codes. In css I can load these variables...
asked on 06.02.2017 / 09:41
3
answers

I create properties in a Form and I do not see them from another Form

Inside the file frmPruebas.cs I have created a property: public partial class frmPruebas : Form { private String mURL; public string MURL { set { mURL = value; } } ... } And when I try t...
asked on 05.02.2017 / 15:26
1
answer

What are debounce and throttle in JavaScript?

I have seen that they are methods that are usually done by those who write JavaScript for help or for a specific purpose but I am not sure what each one does.     
asked on 07.02.2017 / 05:14
3
answers

How to generate a parameter of dates in excel?

I have a parameter of dates accommodated by levels, taking into account today's date, 30 dias antes de hoy = fase1, 45 dias antes de hoy =fase 2, 60 dias antes de hoy=fase 3, 90 dias antes de hoy = fase 4 y mas de 90 dias apartir de hoy=fa...
asked on 08.02.2017 / 23:40
2
answers

How to relate the touch id fingerprint to a user

How can I relate the fingerprint to a username and password? That is, I can know that fingerprint is good and I have it registered in the mobile, but if that mobile is shared and I have several tracks registered, in my app how do I know which us...
asked on 16.02.2017 / 15:01
1
answer

Center text vertically in a DIV with flex + span style

I have a problem in a div when centering text vertically using flex in CSS. When you put a span style, the text contained in the span jumps to another column! .TEXT {height: 200px; font-size: 20px; text-align:center; align-items: cent...
asked on 04.11.2017 / 13:46