All Questions

1
answer

Failed query for the Google spreadsheet

I'm making a query for the google spreadsheet and it's giving me a bug in the last part of it. The query works with 3 data that are inserted by validation in boxes B1, D1 and B2. This is what I have: =if(AND(B1=0;B2=0;D1=0);IMPORTRANGE(...
asked on 20.12.2018 / 07:11
1
answer

Correct way to declare events in elements generated by DOM

I'm trying to see what would be the best option when dealing with events created by DOM that are not created when loading the JS. Let's say that I have an AJAX request in which your return created elements with DOM. setTimeout(Crear_d...
asked on 17.12.2018 / 23:16
1
answer

Python - ModuleNotFoundError: No module named 'babel.numbers'

I have made an application in python3.7, with tkinter, when coding is all correct, it works perfectly, but when doing it executable with cx_freeze, in a section of my application where I open a calendar, the error jumps. I think you have t...
asked on 19.12.2018 / 05:39
1
answer

R, can not allocate vector of size 1123.5 Gb

I have a consumption matrix with half a million observations and 187 variables when I run fviz_nbclust(data, kmeans, method = "wss") + geom_vline(xintercept = 4, linetype = 2)+ labs(subtitle = "Elbow method")' gives me the following er...
asked on 18.12.2018 / 20:03
3
answers

Validate if there is a record in the database

I am trying to validate if there is a record in the mysql database by means of an alert with php but it does not generate that alert if (isset($_POST['numExp']) && !empty($_POST['numExp'])) { $consulta=$PDO->prepare("SELECT *...
asked on 24.06.2016 / 19:51
1
answer

Laravel redirects in a controller

I have a controller that receives a call for post , with some data in the request ( $request ). I need that controller to do a calculation and then redirect to another controller, sending the same data that he received in the body of...
asked on 22.12.2018 / 15:42
1
answer

Problems with unique records laravel 5.5

Since I have had problems with the plunk() method I have tried to find a way to translate this query to Eloquent, but until now I have not succeeded, is there any other way? select distinct usuario_ad from usuarios;     
asked on 15.12.2018 / 21:57
1
answer

How to automatically pause an audio in java netbeans?

Good day, I know very little about programming, I'm doing a project in netbeans in java with a Jframe, where through a list box you select a concept and hear an audio there Everything is fine until I select another audio and the sounds come toge...
asked on 15.11.2018 / 02:39
2
answers

Why does my app stop when using this line of code?

This is the code of my database class. public class SQLite_OpenHelper extends SQLiteOpenHelper { public SQLite_OpenHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version) { super(context, name, factory, vers...
asked on 08.11.2018 / 18:29
1
answer

MYSQL No suitable driver found

I currently use Intellij, it turns out that I'm trying to connect to a MySQL database, but after adding the library and using a class connection (which works perfectly with the MariaDB driver) I find the error in the title of the question publ...
asked on 10.11.2018 / 12:40