Passion of IT

Monthly archives for March, 2015

Resistor, Diodes

14 March 2015 Written by Michele Rizzi
Diode_resistor_0002_s
After discovering that the energy is due to the movement of the electrons the question is: “How can I use this energy?” there are a lot of electronic components. The first one is a resistor: A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element. Resistors act to reduce [...]
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Computer engineering courses in Engli...

8 March 2015 Written by Michele Rizzi
images
Today I was wondering how I could use my free time to increase my skills. I’ve just finished all my website, I’ve finished to study Java (now my job is enough) and I’ve finished to take all English certificates. Now I would like to use the next 6 months from march to August for studying English. But six months is too much ti [...]
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Java 1.8 What’s new

7 March 2015 Written by Michele Rizzi
java8
Interface with default method public interface InterfaceDefault { default void foo(){ System.out.println("Calling A.foo()"); }   array parallel sort int[] myArray=new int [10]; for (int i=0;i<10;i++) myArray[i]= (int) (Math.random()*100); Arrays.parallelSort(myArray); lambda expressions Runnable java8Runner = [...]
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Java 1.7 what’s new

7 March 2015 Written by Michele Rizzi
java7
Auto closing of Elements in try block </span> try (BufferedReader br = new BufferedReader(new FileReader(FILE_NAME));) { System.out.print(br.readLine()); } } New Input Output type   Path path = Paths.get(FILE_NAME); boolean exists = Files.exists(path); boolean isDirectory = Files.isDirectory(path); boolean [...]
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Multithreading

7 March 2015 Written by Michele Rizzi
multithreading
Multithreading software is made of many threads.  When executing a program this makes a process which is executed by the CPU. Process: an instance of the execution of a program with its CPU context (registers, stack and so on), with its RAM memory (variables, instructions), and with its resources (input devices, output devices, file system et [...]
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