All Questions

1
answer

Send date for $ _GET

I need to send a date by $_GET but I can not, what is the method to make this passage? The submission looks like this: ajax/deletaPessoaVinculo.php?dt=2016-01-29&p=PV&a=1&pb=3&c=SUPRV And array...
asked on 22.01.2016 / 17:57
3
answers

How to select User Digital Certificate in Web applications?

I'm developing an ASP.NET MVC5 project to demonstrate electronic invoices. During the process of searching for notes, manifestation or download, I access the webservice of the Internal Revenue Service and I need to send the digital certificat...
asked on 30.12.2015 / 13:57
1
answer

Excel spreadsheet word search and full line return containing that word in PYTHON

Hello, is everything good? I am a beginner in Python and would like to run a script that given a spreadsheet in excel, the user could search for a word within that worksheet and if the word was found return "Found File and display all lines. For...
asked on 27.01.2016 / 14:50
1
answer

How to prove that the algorithm solution is optimal?

I need to argue that the solution found after executing the Gulous Algorithm of Prim is optimal. But I do not know how, could anyone help?     
asked on 02.03.2016 / 02:50
1
answer

Find nearby restaurants registered in the database through google maps

I need some help. I have a PHP system with a mysql database with several registered restaurants, with fields like: id, name, address, longitude and latitude and I'm creating an application with Ionic using AngularJS. In this application I had...
asked on 28.02.2016 / 05:57
2
answers

Order of controls cause "System.NullReferenceException"

I'm doing some initial testing with WPF and this question popped up. No error: <DockPanel Margin="5"> <TextBox x:Name="myTextBox" DockPanel.Dock="Right" Width="50" /> <Slider x:Name="mySlider" Width="300" SmallChange=...
asked on 27.02.2016 / 12:37
1
answer

Doubt xss exercise

Galera wanted to understand the following logic of an xss challenge he was doing So because when I put <script>alert(1);</script> does not work but when I put </script><script>alert(1);</script> the...
asked on 13.02.2016 / 23:51
2
answers

Graph in Bars Char.js

Well folks I have a query of the Bank that returns an array of data. and wanted to put the values to be displayed in the graph in Bars. I tried this but with values coming from vector the graph does not load. while ($estoque = $estoques->...
asked on 22.01.2016 / 13:56
3
answers

How to save a base64 image in SQL and save it locally as PNG

I need to know if it's possible to save a base64 image in SQL so I can then retrieve it and save it locally as PNG or JPEG. I already know how to convert to base64, but to download in all browsers this is difficult so I wonder if it is possible...
asked on 01.03.2016 / 15:29
1
answer

Spring MVC getJdbcTemplate insert in Oracle return column value

I have a project in Spring MVC, I'm using getJdbcTemplate to do insert's. I just do not enter the primary key in Oracle from a sequence and need that value to re-insert into another table where that value is a foreign key. For examp...
asked on 21.02.2016 / 13:15