All Questions

1
answer

Developing Android Applications Using Python

Is it possible to create Android applications with the Python language? If so, how does it work?     
asked on 14.02.2014 / 20:46
2
answers

Calculate distance between two points by latitude and longitude

I need to calculate the distance in kilometers (km) between two points through their latitude and longitude. I have not found an effective way to do it. The latitudes and longitudes that I have are formatted as follows:    lat: -29.6518875...
asked on 19.10.2016 / 21:17
2
answers

How to get the last working day of the month?

Is there a reliable holiday library in Brazil that we can integrate and get on the last business day of any month? Anyway, if there is no such library, how could I get the last weekday of any month? (Formatted in a Calendar or a Date.) Sam...
asked on 30.04.2014 / 15:27
1
answer

Is it correct to throw the same exception for two different reasons?

I'm practicing TDD simulating a central alarm. Alarm centrals work connected to sensors that detect intrusion (opening a door or window, or moving inside a room, for example). They have a fixed number of logical partitions (representing differen...
asked on 03.07.2016 / 00:44
3
answers

Intersection area of two polygons

How to calculate the area of the intersection between two polygons? For example: a = matrix(c(0 ,0 ,2 ,0 ,2 ,2 ,0 , 2, 0, 0), byrow = T, ncol = 2) b = matrix(c(.5, 0 ,1 , 1, 1.5, 0, .5, 0), ncol = 2, byrow = T) The first column represents t...
asked on 04.06.2016 / 01:11
1
answer

Enable .htaccess on ubuntu

I'm using the ubuntu system on my PC and my apache does not seem to recognize htaccess, none since I created a .htaccess for my project only it does not interpret what's in the content. The content is as follows: .htaccess RewriteEngine O...
asked on 24.08.2014 / 01:57
3
answers

How to preview a loaded image in a "file" input?

Description: I have an example here of how my system is working. EXAMPLE link HTML <input type=file> <input type=button class=hide value="Adicionar outro"> JAVASCRIPT function verificaMostraBotao(){ $('inp...
asked on 21.02.2014 / 19:53
5
answers

How to solve accentuation problems with ASP.NET MVC?

I'm having problems with accentuation in ASP.NET MVC 5. I'm using Visual Studio 2013 Professional and the .Net 4.5 application. SQL Server 2008 and Entity Framework 6. The browser is Google Chrome upgraded and Windows is 8.1. Example: W...
asked on 03.03.2014 / 00:22
2
answers

What is the difference between typeof (T) vs. object.GetType ()

What's the difference? Is there a difference between performance?     
asked on 18.03.2014 / 14:57
6
answers

I installed XAMPP but I can not start apache, Error: Apache shutdown unexpectedly

I installed XAMPP on Windows and I am not able to start apache, the error I see is: 18:32:57 [Apache] Error: Apache shutdown unexpectedly. 18:32:57 [Apache] This may be due to a blocked port, missing dependencies, 18:32:57 [Apache...
asked on 15.04.2014 / 23:43