All Questions

1
answer

CQRS - When to use and why to use?

What are the advantages of using the CQRS (Command / Query Responsibility Segregation) standard? What are the disadvantages?     
asked on 04.04.2018 / 22:47
1
answer

How to prevent the app from being "minimized" by AppSwitch (RecentApps) Xamarin Android

I need to lock the device for one application only. I use a line in my project that requires my app to make a launcher . So, the initial screen of the device is my application, and HomeButton always points to the application. Lin...
asked on 22.03.2018 / 15:57
2
answers

Return the total value of calculated items in a list

I have a table with Quant and Preço . In the form, besides these fields, I have the field Total = [Quant]*[Preço] Also, in the main form I have the field SomaTotal = Soma([Total]) That is, the classic sum of pric...
asked on 07.01.2014 / 12:16
5
answers

How to calculate the date and code of the shift?

I have a table that specifies the start time of a work shift and its duration in minutes: codigo descricao inicio(datetime) duracao(int) S01 PRIMEIRO 1900-01-01 05:00:00.000 540 S02 SEGUNDO...
asked on 27.10.2017 / 18:56
1
answer

Is there any property in Maven to access the directory value of "resources"?

   Based on the question link I know I can use ${project.build.sourceDirectory} to access my source files directory. If I want to access the resource files directory, the resources , how do I? ${project.build.resources.resource...
asked on 26.06.2018 / 11:25
0
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What is the difference between the Media Query Pointer and Any-Pointer?

I was seeing a way to determine if user access is done by a Desktop, usually by having a mouse as the interaction device. Or if the user is accessing a mobile device, usually without the mouse to interact with the screen. Then I saw that...
asked on 17.12.2018 / 12:26
2
answers

How to change the method of an HTTP request in Laravel 4

I need to perform CRUD operations on certain places in my application that are contained within other forms. For this I will use AJAX to update the views containing the "sub-content". I'm using the Resource Controllers methods of Larav...
asked on 24.04.2014 / 19:13
1
answer

Is it possible to use sub groups?

I have a form and it has three pairs of start / end dates. For each pair I validate if both dates are filled or none of them are filled, because it is not allowed to fill in the start date and not the end date and vice versa, in addition, I can...
asked on 30.01.2014 / 19:01
0
answers

How to install and configure the Boost C ++ library in Windows?

For some time I've been hard at work to learn C and C ++, I think I know enough to write a slightly more complex application using Sockets and Threads . Researching a little bit, I discovered the Boost C ++ Libraries framework, and no ma...
asked on 26.10.2017 / 18:41
1
answer

How do I display / hide content on a page based on the site's "HTTP status"?

I have the following problem ... Scenario: A site with HTML-only page delivery (we can not use a server-side language). We do a YouTube embed video, but some companies, as we know, block their employees' access to social networks. It happe...
asked on 30.04.2014 / 19:59