Search results
public static void main(String[] args) { Sequence<String> list = new Sequence<String>(); list.add("This"); list.add("is"); list.add("a"); list.add("test."); Iterator<String> i = list.iterator(); while (i.hasNext()) { String s = i.next(); System.out.println(s); } }
7 lut 2011 · With the commons.io library you can iterate over the files in a directory. You must use the FileUtils.iterateFiles method and you can process each file. You can find the information here: http://commons.apache.org/proper/commons-io/download_io.cgi
I need to take the byte array and create a PDF out of it. This is what I have: try {. // Create file. FileWriter fstream = new FileWriter("out.pdf"); BufferedWriter out = new BufferedWriter(fstream); for (Byte b: bArray) {. out.write(b); out.close();
Write a method called matrixAdd that accepts a pair of two-dimensional arrays of integers as parameters, treats the arrays as two-dimensional matrixes, and returns their sum. The sum of two matrixes A and B is a matrix C, where for every row i and column j, C. ij A ij Bij.
Loop Through an Array. You can loop through the array elements with the for loop, and use the length property to specify how many times the loop should run. The following example outputs all elements in the cars array:
public class PQarray1 {. } public static void main(String[] args) { int[] a = new int[6]; int[] b = new int[a.length]; b = a; for (int i = 1; i < b.length; i++) b[i] = i; for (int i = 0; i < a.length; i++) System.out.print(a[i] + " "); System.out.println();
We can write a sequence of statements as sown below to create an array and initialize its elements: int[] c= new int[5]; c[0]= 5; c[1]= 4; c[2]= 0; c[3]= 6; c[4]= 1; That’s awkward. Instead, use an array initializer and write the declaration like this: int[] c= new int[] {5, 4, 0, 6, 1}; ÓDavid Gries, 2018.
