All Questions

2
answers

Method equivalent to BigInteger.and () in C #

I need to convert the java code below to C #: public static boolean verificaPermissao(BigInteger perm1, BigInteger perm) { if (perm1 == null || perm == null || (perm1.equals(BigInteger.ZERO) || (perm.equals(BigInteger.ZERO)))) ret...
asked on 04.05.2017 / 19:15
2
answers

Undefined index: PATH_INFO

I would like to retrieve the URL using $_SERVER['PATH_INFO'] and had a nice surprise:    Undefined index: PATH_INFO On the contrary, using $_SERVER['REQUEST_URI'] everything works perfectly. What should be the source of t...
asked on 31.12.2016 / 21:27
3
answers

How to enable IIS on windows 10?

I'm trying to install IIS on windows 10, the installation did not complete and shows no error. Has anyone ever experienced this?     
asked on 21.02.2017 / 14:16
3
answers

phpMyAdmin is secure against bruteforce?

Well, my question, is this: Does phpMyAdmin have any security against bruteforce in the password? That is, at the end of x attempts, the IP gets blocked or something like that? Thank you.     
asked on 09.02.2017 / 01:27
2
answers

Upload image by selecting it and showing thumbnail without refresh on page

How do I make a code to send an image when I select it during registration? And after sending a thumbnail appears on the form, then the user will continue filling in the rest of the form. Similar to what is done in this link .     
asked on 13.02.2014 / 10:49
2
answers

How do I access a specific RAM location by address?

I'm starting to study pointers in C / C ++ and it was something that drew my attention to the robustness and range of possibilities. However, I can only access memory locations by assigning my pointer an address of an already allocated variable,...
asked on 13.03.2014 / 18:07
2
answers

Close connection to database C #

I am making a login system and I get the exception sql message when I try to create a new account in the database: MySqlCommand usuaExiste = new MySqlCommand( "SELECT * FROM contas WHERE nome = '"+textBox1.Text+"'", bdConn); bool resultado...
asked on 21.02.2014 / 20:45
3
answers

Sending data to the same form is a good method?

I have a login form which, after given submit it is sent to itself with the information via POST , and if it is wrong, it displays an error message and shows the same form again. I did this to avoid creating type pages: login.php...
asked on 28.02.2014 / 19:18
3
answers

How to make a DIV with crossed text. Type a text passing through a DIV

Is there any way to make a text transpose a div , type entering from one side and leaving the other? My idea would be something like these images. Where text starts from one side and traverses on the inside of div . Is there any...
asked on 14.09.2018 / 20:56
3
answers

What is a View on Android?

Android visual components such as EditText , Button , and others have Listeners to handle events triggered by user actions. Thus, in the method corresponding to the event, it is always necessary to pass a View as a parame...
asked on 16.09.2017 / 01:57