All Questions

3
answers

by disabling a button this loses the bootstrap look

I have this textbox <asp:TextBox ID="tbid" runat="server" class="form-control"></asp:TextBox> form-control is a bootstrap class for the textbox to have the bootstrap look, if I disable the textbox from code using tbid.Enabled...
asked on 01.02.2017 / 23:50
2
answers

Change key value from the console in FireBase

I have made my first database in FireBase , but I have committed a misspelling in one of the keys. The problem is that I can not modify the field from the console. Does anyone know how to do it? My tree is something like this: metro...
asked on 06.12.2016 / 13:21
1
answer

Create new tables in SQLite

Working with NodeJS , until now, created new rows when a user was not found, and did it in the following way: const sqlite = require('sqlite'); sqlite.open('points.sqlite').then(() => { sqlite.get('SELECT * FROM users WHERE ID = ${user}'...
asked on 04.02.2017 / 00:35
1
answer

Problems iterating (angular.forEach) in a JSON subarray

I'm trying to access a sub-fix JSON from Angular , but apparently it does not find the nodes of the array. Code: var app = angular.module('feedReddit', []) app.controller('FdRditCtrl', function ($scope, $http) { $scope.posts =...
asked on 31.01.2017 / 14:31
5
answers

Java Connection Pool

I have successfully made a connection to a connection pool, but I still have the question of how to instantiate the connection class, my question is: Every time the connection class is instantiated, a new one is created or the connection is o...
asked on 30.01.2017 / 15:42
1
answer

How to call data in csv of date and time that are in the same column, to make a daytime cycle?

I am very new to this! I'm looking at a class called data analysis, where we are asked to perform a diurnal cycle of a time series that measures radiation per minute, but I have a file in csv where in a single column I have the date and time, as...
asked on 25.11.2016 / 17:27
1
answer

How to fill Java Textbox depending on the value of 2 Combobox?

I have created a java form with NetBeans, a JFrame (Main), Dialog (Enrollment), Student Class, Student Manager Class. In Enrollment I have 2 comboboxes one for the cycle and another for the course, depending on that the txtcredito (Credito) and...
asked on 29.11.2016 / 03:02
2
answers

Reverse rows to columns with SQL

I need to make a select that shows rows as columns from a table, using the SQL language ie - Table DESC | ENERO | MARZO | JUNIO A | 80 | 73 | 84 B | 100 | 100 | 100 What I need is that you show me the query DESC |...
asked on 07.12.2016 / 15:44
4
answers

When installing my android application I see permissions that are not in the manifest

I have already checked every line of the manifest well: <uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> <uses-permission android:n...
asked on 06.12.2016 / 16:35
1
answer

add element within another XML element DOM

this is my code: public class agregar extends HttpServlet { protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try { String nombre= request.getParameter(...
asked on 26.11.2016 / 21:35