All Questions

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Singleton and static member

Good morning, I do not understand the following line of code: Boss* Boss::s_bossInstance = nullptr; s_bossInstance is a private property of class Boss , then, 1. How is it possible that I can access it outside the same class...
asked on 09.10.2017 / 17:39
1
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Animation and functionality (html structure) expand and counter specific boxes inside a container

Good, I'm working on a model, I have some idea of how to proceed but complicate me in doing so. First, it is a structure of boxes (divs) inside a container, organized to the grid, by clicking on 1 of them, it must expand and the 2 that are in th...
asked on 22.09.2017 / 22:18
1
answer

Php array String

Hi, I have this code in php to visualize the values of the array but I get an error of Array to string conversion and I do not know why. Code: <?php echo "<h3>Diferentes formas de array</h3>"; echo "Funcion array()...
asked on 26.09.2017 / 20:22
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Problem with shell script on Mac (osascript dialogs)

I am creating a script to delete some files (my purpose is to learn to use the dialogs and execute some tasks), I was forming it based on examples in the network, the dialogs work well, except when I want to execute the commands sudo , tel...
asked on 18.09.2017 / 18:10
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Problem receiving data on Android with JSON, PHP and MySQL

I am developing an application for a restaurant control, it should be noted that I am relatively new to this, and most of what I do is with online consultations. This is the problem, I have this PHP Script in which I receive a variable of NA...
asked on 24.09.2017 / 03:49
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error PHP-LARAVEL Undefined variable:

I'm doing a project in laravel. But he throws me the next mistake. In my controller I have this: public function edit($id) { $lanifComercial = new PlanifComercial(); $lanifComercial->LABORATORIO = 'LABORATORIO'; return view('P...
asked on 31.07.2017 / 22:48
2
answers

Do not fill my datagriview with linq

As a result of my first consultation in this forum, I was suggested to use EF, I am actually learning and it saves me a lot of time in terms of entities, but now I have this problem. I have 4 Data Layers, Entity, Business and Presentation....
asked on 12.09.2017 / 07:10
1
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Difference between responseText and response in ajax

Good! What is the difference between ResponseText and response of the XMLHttpRequest object? Thanks!     
asked on 22.07.2017 / 02:32
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Linking multiple files

I was doing tests with a couple of files that are planned to be an attempt of script that can be started in bootloader . In principle to link between the 2 files that made the executable ( kernel.c and loader.asm ) wit...
asked on 29.07.2017 / 13:30
1
answer

Algorithm binary search (Based on divide and conquer) does not search well in a matrix

Good, I have created a code based on binary search, which makes recursive calls to find an Integer that is passed as a parameter (element). The problem is that when it comes to testing it (making it look for all the numbers contained in a matrix...
asked on 06.10.2017 / 10:39