All Questions

1
answer

How to deal with a bidimesional array passed by pointer? C

As the title says, I can treat a two-dimensional array passed by pointer, an example to clarify my idea: main() { char array[10][10]; llenar_array(array); } void llenar_array(char *array[]) { char registro[10] = "Cadena"; //Sin punteros ser...
asked on 29.08.2017 / 03:41
2
answers

Copy css from a parent element (from the father) to the child

Good, I have this structure. <div class="contenedor-abuelo(?)"> <div class="caja-padre"> <div class="caja-hijo"></div> </div> <div class="caja-padre"> <div class="caja-hijo"></div> </d...
asked on 26.09.2017 / 19:14
1
answer

How to distribute a .jar on mac using .dmg with Drag & Drop?

I need to convert a .jar into .app that includes JRE inside to be able to distribute in MacOS Sierra as a file .dmg with Drag & Drop without the need to install JDK or JRE (that already comes...
asked on 12.09.2017 / 20:34
2
answers

Problem with FK in MySQL

I am somewhat new to the database design and I have the following doubt: I have created a bd called "newdb" in which I create two tables (student and subject) with the following columns: Student table Field Type Null...
asked on 14.09.2017 / 19:27
1
answer

How do I use serialized data in Python?

I have the following website: <html> <link rel="stylesheet" href="http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css" /> <script src="http://code.jquery.com/jquery-1.11.1.min.js"></script> <script src="...
asked on 28.08.2017 / 21:06
1
answer

Create JsonResponse UTF-8 in Django

Is there a simple way to cancel DjangoJSONEncoder.ensure_ascii and put it in False or print text different from ascii in django.http.JsonResponse in any other way?     
asked on 20.09.2017 / 03:49
1
answer

checkbox wrongly marked in Angularjs

I have a page in angular that returns a list of results of book copies. The search filters work well, the results are paginated, all without problems. These results have a checkbox on your left, so you can mark several at once and be able, for e...
asked on 28.09.2017 / 15:16
1
answer

Run Backtracking algorithm

First of all, during all this time ago I have been using this model to solve my problems with backtracking. It's a backtraking model made by my university link . private void bt() { if(estado.isFinal()){...
asked on 30.05.2017 / 15:09
3
answers

How to extract data within a chain [closed]

I need to extract the ID of products from Amazon . I am developing a small application to calculate the cost of buying and shipping products from online stores. He had managed to bring the information with cURL and XPath...
asked on 09.06.2017 / 23:47
1
answer

Column not found: 1054 Unknown column 'id' in 'where clause' Laravel 5.3

Greetings, I am updating a table called tbl_articles using the same view where the Primary key = idArticulo, the insert performs me impeccably the problem is when I want to update it generates the error I AM WORKING WITH LARAVEL 5.3 QueryExcep...
asked on 23.05.2017 / 05:56