All Questions

2
answers

NFe - private and public key reading applet

I need to develop a system for issuing electronic invoices. My big problem is that this system needs to meet the A3 certificate (card) and as far as I've been reading with php it's still not possible to capture the private key and publish the ca...
asked on 07.08.2014 / 21:47
1
answer

How to use android project in gradle in eclipse?

I'm trying to incorporate this project: link into my android application in eclipse, however I do not use gradle. Is there any way to import it without gradle?     
asked on 26.12.2014 / 19:39
1
answer

How do I convert a .PFX certificate to .PEM?

I exported a .pfx file from my A3 certificate. How do I convert it to .pem . In VB.Net if possible.     
asked on 28.10.2014 / 13:39
2
answers

How to get AppCompat error from the application?

I had to reinstall Eclipse and when importing my app , it gives a styles error of AppCompat . I imported AppCompat and own AppCompat gives the same error. How can I resolve?     
asked on 02.12.2014 / 01:33
1
answer

Problem with mcrypt function *

I am using these two functions below to encrypt and decrypt a string. I left the example as clean as possible. Function for encript $key = '123'; $iv = md5( md5( 'key' ) ); mcrypt_encrypt(MCRYPT_RIJNDAEL_256, md5($key), $string, MCR...
asked on 29.10.2014 / 04:32
2
answers

MySQL BD random record preventing consecutive equal records

I have a database where I want to get a random record. I can do this perfectly with: $query = "SELECT * FROM 'mytable' ORDER BY RAND() The problem is that the database contains the order of entry of the records of the jockeys in the competit...
asked on 27.02.2015 / 05:04
2
answers

Image Cutting

I wanted to upload images with dynamic Crop. I have already looked at tutorials and etc., and I can not do it. I wanted to, for example, load an image by input and at the time open a modal with dynamic Crop, type Facebook, then send the crop...
asked on 18.02.2015 / 15:49
1
answer

Call PL / SQL procedure with collection of objects

Consider the following types: CREATE TYPE meu_tipo AS OBJECT ( meu_id NUMBER(6), meu_nome VARCHAR2(200) ); CREATE TYPE meu_tipo_tabela AS TABLE OF meu_tipo; And the following package: create or replace package pkg_test is...
asked on 03.12.2014 / 14:22
2
answers

How to list and monitor the app's that are installed and / or in use?

On an Android device, where they are running many app's, would allow an interface where the user can see what's app installed and which are running at the moment, and you can start, pause and uninstall an app. Where do I start? What classe...
asked on 27.10.2014 / 17:13
2
answers

How to create an index file using tree B +

I have a B + tree that acts as the index of a data file. This index should be saved to an index file. The struct node or node of the B + tree is: typedef struct node { void ** pointers; int * keys; struct node * parent;...
asked on 16.12.2014 / 17:32