Questions tagged as 'poo'

Tagged questions
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Problems with pdo connection and prepared queries php poo

I get the following error:    Fatal error: Uncaught Error: Call to a member function prepare () on   null in C: \ xampp \ htdocs \ EPWeb \ Admin \ Business \ CapaNegocios.php: 17 Stack   trace: # 0 C: \ xampp \ htdocs \ EPWeb \ Admin \ Presen...
asked by 25.06.2018 / 04:16
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Testing in ASP.NET project?

I have an application in ASP.Net, with web forms, but without any tests, and I would like to do them, now, unit tests would not be worth me since, it has many procedures that use up to 10 different tables with inner join and the paradigm is a mi...
asked by 18.05.2018 / 13:00
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How can I validate that only between numbers

This is my code. It only works for me once to validate; if I enter a data type String , when I return to enter a string it gives an error. public class BienvenidaSegundo { static String nombre; static int caso; public stati...
asked by 04.05.2018 / 02:09
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I would like to know how to enter the result of a postgreSQL query in another totally different query from a PHP script

<?php require_once("conexion.php"); $dbconect=new conexion(); $dbconect->conectar(); $nombre = $_POST['nombre']; $apellido = $_POST['apellido']; $cedula = $_POST['cedula']; $user = $_POST['user']; $pass = $_POST['pass']; $fecha_nac = $_...
asked by 28.03.2018 / 17:08
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doubt transactions between different objects java

I am trying to develop a small example of what I understood about object-oriented programming with JAVA, but I have a question, I have two objects: PROCESS AND REQUEST the procedure has a relation with request, I have a method in which it is cal...
asked by 31.01.2018 / 00:27
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Tetris - Rotate Piece and stay

Our POO teacher put us to perform this problem, rather it was correcting the code. I already managed to make the pieces move left and right and put the score, what I want is that the pieces can be rotated and that they remain fixed when they fal...
asked by 29.11.2017 / 05:13
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Format of dates in Java

I have a problem with the format of the date in the java language, I want to format it in DD / MM / YYYY but it does not allow me, I format it as MM / DD / YYYY I have tried with the    new SimpleDateFormat ("dd / MM / yyyy"). format (get...
asked by 03.05.2017 / 18:11
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Unable to access a private variable from a view

Hi, I have to make a class employee scheduler that inherits from the base class employed and then I have to calculate the salary. HomeController.cs using System; using System.Collections.Generic; using System.Linq; using System.Web; using S...
asked by 02.05.2017 / 20:00
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Writing, reading, searching and modifying the text file, classes c ++

I've been a bit stuck in this, file management or file synchrony with the program, I need you to give me a hand and illustrate me about this. In the class users as you will see I write in a text file (" users.txt ") What I am looking for w...
asked by 10.01.2017 / 09:11
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Problem with abstract class and interfaces

I have written the class code, but it does not work out. Specifically, in the methods CalularSaldoCC and CalularSaldoCA error occurs that does not recognize MontoApertura . Also, I do not know whether to move it to Cuan...
asked by 14.11.2016 / 00:06