All Questions

2
answers

Load Image from a picturebox

I'm doing a webcam program and I can not save the webcam image, until now only the camera appears in a picturebox, and I have a picturebox2 where I capture the image, but I need to save that image in a folder, either at desk or anywhere, and I d...
asked on 28.04.2016 / 16:59
1
answer

Problem UPDATE with AJAX

I want to update the data of a form using AJAX (jQuery 1.10.2) and the answer goes through the error. HTML <form name="formulario"> <p id="identificador">9</p> <input id="opcion-1" type="radio" name="opcion" value...
asked on 05.05.2016 / 17:10
3
answers

Get id dynamically to hide and show items

How can I get list ids dynamically, for example .. <li> <a href="#">lista1</a> </li> <li> <a href="#" onclick="ocultar;">lista2</a> </li> <li> <a href="#">lista3</a> </...
asked on 09.05.2016 / 21:35
2
answers

MySQL Connector / Python does not perform the Commit

I have the following function that must take the data from a JSON and save it in a MySQL database def saveMetric(metrics): cnx = RDS_Connect() cursor = cnx.cursor() jsonMetrics = json.loads(metrics) #print type(jsonMetrics...
asked on 14.04.2016 / 02:34
2
answers

Variable that needs to be declared as final

Android Studio gives me the following problem:    Error: (83, 25) error: local variable btArrayAdapter is accessed from   within inner class; needs to be final final However, if I put it out of the event of the onclick button, the error i...
asked on 18.04.2016 / 18:39
1
answer

Read and assign value to the result of a command

I have the following script nmap_result=$(sudo nmap -sP 192.168.0.1/24) own_ip=$(ifconfig wlp2s0b1 | grep inet | awk '{print $2}' | cut -d':' -f2) temp_mac=$(echo "$nmap_result" | grep "MAC Address:" | awk '{print $3;}') temp_ip=$(echo "$nmap...
asked on 13.04.2016 / 00:56
2
answers

Can you graph in real time in python?

I've been trying to get a graph in real time with matplotlib but it's almost impossible, is there any way I can do this? The issue is that I am receiving data through the usb port and I am storing them in a list, which is increasing as there...
asked on 22.04.2016 / 21:55
1
answer

undefined index php

I have this code, the fact is that in the line of $ _SESSION ['students'] I miss the error. What I want is that if that array of students does not exist that believes it, and when the program starts, since it does not exist, it gives me that err...
asked on 17.01.2018 / 11:17
3
answers

Access several input with Jquery

I have this code to add a class hidden to a paragraph But I have 3 input's and doing the same for each input is a bit uncomfortable, I tried to do it with each , but I was not successful. The Inputs are the following:...
asked on 29.01.2018 / 15:01
1
answer

Browse JSON Array in PHP [duplicated]

I need to run a JSON array in PHP give me back the following: { "SU_Result": { "SU_BE": [ { "proABREVIATURATITULO": "", "proAPELLIDOMATERNO": "", "proAPELLIDOPATERNO": "", "proNOMBRES": "",...
asked on 18.12.2017 / 17:28