All Questions

2
answers

List Directory and Files .bat

Hi, I'm trying to list a directory with its contents in batch code and save it in a txt with the name of the date.txt, what I need is something like a gene tree I've tried with: dir /s /b > Listar.txt dir /s > Listar.txt an...
asked on 31.07.2018 / 14:11
1
answer

Does not work @click de vue in datatables

I am using datatables server side of Yajra for Laravel and I have the following: var table = $("#dt_user_draw").DataTable({ destroy: true, processing: true, responsive: true, serverSide: true, ordering: false, "ajax": { "meth...
asked on 06.08.2018 / 13:45
1
answer

Click counter with ajax and PHP

I would like to know if you have an example of how to count a click in a label <a></a> and that% click is stored in a database so that after the total number of times clicked is counted. < br> In the network you...
asked on 09.08.2018 / 16:58
1
answer

How to open webcam in fullscreen with python?

I have this basic code to open my webcam via python, but I do not know how to put it in fullscreen , could you help me? import cv2 cv2.namedWindow("preview") vc = cv2.VideoCapture(0) if vc.isOpened(): # try to get the first frame rval,...
asked on 03.08.2018 / 13:51
1
answer

Help with three.js in express.js

I want to upload a .json format with objLoader of three.js, everything works perfect in webpack dev-server but when I try to open it through Expressjs The error appears: this is my threejs code group = new THREE.Group(); const objLoader...
asked on 02.10.2018 / 22:54
2
answers

how can I use this character (*) repeatedly in python3?

example: a=********** print'a' It shows me the following error OUTPUT: Traceback (most recent call last): File "python", line 1 a=********** ^ SyntaxError: invalid syntax     
asked on 03.10.2018 / 02:45
1
answer

Find equal Strings of an ArrayList?

I have a three-color Array, Red, Blue and Green, with a while I add 10 random colors to an ArrayList. I need to find all the colors "Red", "Blue" and "Green" of the ArrayList, and then add all the "Red" colors found to an array where only "Red"...
asked on 02.11.2018 / 17:31
2
answers

Virtual Hosts apache ERR_CONNECTION_REFUSED

Could someone help me? I set up a virtualhost in Apache so that when I entered the address testsystem I was taken to the homepage of my system designed in laravel, but when I entered to this address the browser gives me the message that the we...
asked on 07.11.2018 / 20:24
1
answer

how can I save all the data within a table with php

<?php if (isset($_POST['buscar'])) { $grado=$_POST['grado']; $sec=$_POST['seccion']; $query="SELECT * FROM estudiante WHERE Grado='$grado' AND Seccion='$sec'"; $resultado=$conexion->query($...
asked on 14.10.2018 / 02:57
1
answer

Applying PIVOT

I have a detail of Catalogo that is called ProductoCatalogo in which I enter the products that are going to be sold, but there are products that have their specifications as in the case of the clothes they have: Size and Color, tha...
asked on 05.10.2018 / 13:11