All Questions

2
answers

How to find out which extensions are installed in my PHP?

Is there any way to find out which extensions are installed in my PHP? I already know I can do it with phpinfo , but I find it confusing to view. Is there a simpler way, that is, only the lists of installed extensions?     
asked on 05.01.2016 / 14:49
2
answers

Java: Understand wait () function notify () notifyAll ()

I am studying Threads Java and its features and I came across a question. I have the following classes in my program: public class Main { public static void main(String[] args) { ThreadB b = new ThreadB(); b.start();...
asked on 29.12.2015 / 19:28
1
answer

What are Sockets? And how to develop in C #?

I have to develop a socket, but I do not know what it is or how it works! I want to know what it takes to create a socket in C #, I'm using Visual Studio as IDE.     
asked on 20.04.2016 / 01:08
1
answer

How to format date in full?

Is there any class in java that works with long date formatting? For example: Entry: [dd / mm / yyyy] 2/27/2016 Check out: Twenty-seven of February 2016 I tried: import java.util.Calendar; import java.util.GregorianCalendar; impo...
asked on 27.02.2016 / 12:09
1
answer

How do I put a Password field in a MessageBox?

How to insert a field so that I can put a password in a MessageBox . I could call a form , but wanted something simpler and faster, I would like that when I clicked on a button it would provide a field to put a password that will be se...
asked on 30.12.2014 / 15:25
4
answers

How do I get the value with getElement and assign it to a variable?

I have this code where I'm getting the values correctly from the form (I made a alert with each item and it's getting right). But when saving the variable the sum is not right, when I give alert in sum it appears NaN . Here's...
asked on 17.11.2014 / 11:38
1
answer

In Python, how do you explain the expression 'x = not x'

I already know the result, but I would like to understand what happens, why this result ... For example: >>> a = True >>> b = not a >>> print(b) False It's a simple thing, but I feel annoyed to use somethin...
asked on 13.11.2014 / 10:50
2
answers

How to delimit a string fields in C #

I have a string field for example address in code. This address field receives a 60 character die. What I want is to delimit the address size so that it only receives 30 characters and not above that, even if it truncates the information....
asked on 24.02.2016 / 14:23
1
answer

GenericDAO - Is that correct?

I'm implementing a simple GenericDAO as below, but I feel like I'm doing something wrong, it works but I feel like there's something wrong anyway, could you help me? I created an interface like this: public interface GenericDAO<T,...
asked on 05.01.2015 / 15:57
1
answer

Lock keyboard and mouse or prevent user leaving window in C #

I'm developing a lan-house style locking screen where the user does not leave the screen without the permission of the server, I wonder if it has a way to prevent the user from using the keyboard and > mouse or it leaves the Form open (examp...
asked on 24.02.2015 / 22:51