All Questions

1
answer

How to fix the error Attribute 'name' not recognized in Webconfig?

I'm developing a web project in VS 2012, this application connects to a MySQL database developed in MySQLWorkbench 60 CE with the MySQL 5.6 server, I have referenced in the project the EntityFramework version 6.1, MySql.ConnectorNET.Data 6.8.3.2...
asked on 29.05.2014 / 00:47
2
answers

* apply with three-argument functions in R

I've created a three-argument function and I want to apply it to a 200 X 3 matrix where on each line are the three arguments I need to use in the function. As a result I would get a vector of size 200. How can I do this?     
asked on 27.06.2014 / 07:44
1
answer

Read SMS history record on iPhone using Xamarin [closed]

I need to read the SMS history record sent / received on the iPhone, and its time spent on each send. I do not know how to do it and I did not find material in Portuguese about it. Can anyone help me with this? I opened another related question...
asked on 20.01.2014 / 00:28
2
answers

Function using as successive values of a column (R)

I have a data.frame with 13 columns and 78 rows. I need to do for each column ((x1/x2)^12)-1 , being x1 the value contained in the first row of the first column, x2 the value contained in the second row of the first co...
asked on 04.06.2014 / 22:12
1
answer

The time.sleep () with if / else declarations

Hello. I'm stuck. My goal is that if the user loads the enter or wait 2 seconds it starts the "PowerBIT" but in an if / else statement and I do not know how to do it. Example: #(...) elif machine == "" or #tempo: if temp >=20:...
asked on 09.07.2014 / 23:44
2
answers

When to convert a bitmap to base64 string?

I know that, before, it was necessary to convert an image to string, because of limitations with SMTP . My questions are: What is the use of this practice today? Is there any gain in terms of performance in relation to storing / transm...
asked on 16.09.2014 / 16:13
1
answer

Data Alignment, Data Structure Padding and C

Can anyone explain how the render / compile does the padding? I do not understand why the structc_t structure has a size of 24, should not it be equal to the structd_t structure? Note: Data on Intel 64-bit, 64-bit Windows #include <stdio.h&...
asked on 20.08.2014 / 04:12
1
answer

What can cause EF performance to fall in this scenario?

I've been doing a data import for a project in ASP.NET MVC 5 with EF 6.1 and SQL Server 2008 where the source Import data was a txt file. The file record lines were not very large but contained a certain amount of information to proce...
asked on 20.06.2014 / 03:11
2
answers

Is there any audio transcription API that can be used in PHP, C library or Java?

I'm looking for an api that I can get when I receive the audio, try to recognize the text. Does anyone know of any opensource api for this? The opposite (receiving a text and generating an audio has several). The intention is to install on the l...
asked on 31.07.2014 / 18:59
1
answer

How to optimize this query query with other subqueries?

I have a query query that is taking too long to execute (almost 2min) and needs to be optimized: select Cidade.Id as CidadeId, Cidade.Nome as CidadeNome, Cargo.Descricao as CargoDescricao, '{0}' as Grupo, Count(*) as Qtd from Funcion...
asked on 10.09.2014 / 15:58