I'm trying to manipulate a file in Byte with Java.
In writing the file I have the following code:
FileOutputStream fos = new FileOutputStream("files\Produtos.dat",true);
ObjectOutputStream oos = new ObjectOutputStream(fos);
oos.writeObject(P);...
If I have a ArrayList<Integer> listInt for example, suppose that ArrayList has:
int a, int b, int c; //a = 2 b=3 c=4
and then I change the value of a , b and c eg to a=1 b=2 c=3
Because I ha...
There was a need to create a menu with submenu in action bar , equal to this:
Couldyouhelpme?MyXMLmenu:<menuxmlns:android="http://schemas.android.com/apk/res/android"
xmlns:apk="http://schemas.android.com/apk/res-auto"&...
I have to generate an auto increment of type "000"+id , but I can not get to something concrete, my base is this below, I just wanted a light how to do it, I do not need the answer itself. >
@Id
@GeneratedValue...
In Java, the hash code for an object String is computed as
s[0]*31^(n-1) + s[1]*31^(n-2) + ... + s[n-1]
using integer arithmetic, where s[i] is the i -th character of the string, n is the length of the string,...
How to compare if a Date object, for example "2014-01-29 00:00:00" is greater than the current system date, for example System.currentTimeMillis() in Java?
I'd like to do something like the snippet below, but it did not work:
if (obj...
Problem
I'm trying to create some extra behaviors on some native Android components.
For this I am creating a class above the Android component and rewriting some situations that I want to behave differently, and I came across a s...
I would like to resolve the following doubts about the Anemic Model:
What is the Anemic Domain Model ?
What are the implementation differences of this template compared to the Object Oriented Model ? If possible, present a small exampl...
In an encrypted message using Stack to invert each word of a String and using chatAt (int) to get characters specific to it, I had the following problem, when if you put a character on the stack, you can not use primitive types as a paramete...