HomeworkLib
Question

Java practice

Write a String to a File using PrintStream – This time build a class WriteString.  This class, when instantiated, will write a string to a file by using a PrintStream object connected to a FileOutputStream Object.

[i.e.   // This code goes in main()

WriteString ws = new WriteString(“f1.txt”,“Hello world”);]


college   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Request Professional Answer

Request Answer!

We need at least 10 more requests to produce the answer.

0 / 10 have requested this problem solution

The more requests, the faster the answer.

Request! (Login Required)

All students who have requested the answer will be notified once they are available.
Know the answer?
Add Answer to:
Java practice
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Similar Homework Help Questions

  • Using Java 1.) Write Integers to a File – This time build a class WriteInts. This...

    Using Java 1.) Write Integers to a File – This time build a class WriteInts. This class, when instantiated, will create a new file and write an array of integers to this new file. All the code to write the data to the file goes in the Constructor. [i.e.   // This code goes in main() int myArr[] = {16, 31, 90, 45, 89};         WriteInts wi = new WriteInts(“mydata.dat”, myArr);   ] 2.) Read Integers from a File – This time...

  • using java File Details – Build a class called FileDetails.java. When you instantiate this class and...

    using java File Details – Build a class called FileDetails.java. When you instantiate this class and give it a filename, it will report back the size of the file, whether the file is Readable and whether the file is Writeable; plus any other file information that you might deem important. This cd goes in main FileDetails fd=newFileDetails(“anyfile.doc”); All other code goes in the constructor. Write a String to a File using PrintStream – This time build a class WriteString. This...

  • Java practice

    Read Integers from a File – This time build a class ReadInts.  This class, when instantiated, will read the integers from the file given, and print them to the Console.  All the code to write the data to the file goes in the Constructor.[i.e.   // This code goes in main()        ReadInts ri = new ReadInts(“mydata.dat”);     ]

  • please help. About java tcp. this is what i have so far. how to convert input...

    please help. About java tcp. this is what i have so far. how to convert input value into ASCII sequence For example the message: “Hello World” would become “Ifmmp!Xpsme”For example the message: “Hello World” would become “Ifmmp!Xpsme”in server.java. Client.java: import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintStream; import java.net.Socket; import java.net.SocketTimeoutException; public class Client { public static void main(String[] args) throws IOException {    Socket client = new Socket("127.0.0.1", 20006); client.setSoTimeout(10000);    BufferedReader input = new BufferedReader(new InputStreamReader(System.in)); PrintStream out...

  • Java : Please help me correct my code: create a single class (Program11.java) with a main...

    Java : Please help me correct my code: create a single class (Program11.java) with a main method and some auxiliary methods to input a 2-D array from a disk file, input some “transactions” to change the 2-D array and output the changed 2-D array to another file. Your main method will be minimal (see below). Most of the work will go on in your methods. In main, declare (but do not instantiate) 2-D array. Then call the three methods. The...

  • Description: This Java program will read in data from a file students.txt that keeps records of...

    Description: This Java program will read in data from a file students.txt that keeps records of some students. Each line in students.txt contains information about one student, including his/her firstname, lastname, gender, major, enrollmentyear and whether he/she is a full-time or part-time student in the following format. FIRSTNAME      LASTNAME        GENDER              MAJORENROLLMENTYEAR FULL/PART The above six fields are separated by a tab key. A user can input a keyword indicating what group of students he is searching for. For example, if...

  • Question 1[JAVA] Add a method in the Main class named getLines() that takes a filename as...

    Question 1[JAVA] Add a method in the Main class named getLines() that takes a filename as a String and returns each line in the file in an array. Have each element of the array be a String. Do not include the newline at the end of each line. Use a BufferedReader object to read the file contents. Note, the contents of input.txt will be different (including the number of lines) for each test case. Example: getLines( "input.txt" ) returns (an...

  • java read integers from this binary file and when the value is 0 then stop reads...

    java read integers from this binary file and when the value is 0 then stop reads and print its summation here is my code import java.io.FileOutputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.util.Random; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.io.FileInputStream; class Main { public static void main(String[] args) {        String fname = "out.txt";        prepare(fname);               ObjectInputStream inputStream = null;        // create code here    }    public static void prepare(String fname) {   ...

  • ASSEMBLY LANGUAGE Write a program using author's routine, WriteString, to print "Hello World". This routine will...

    ASSEMBLY LANGUAGE Write a program using author's routine, WriteString, to print "Hello World". This routine will output to the screen any character data pointed to by the EDX register. It will continue to print until it runs into the null character (zero). We need only to move the address into the EDX register and calll his routine. Lookup in the ASCII code chart the value reqresented by CR and LF. In the program I will define these values using the...

  • When I try running this code in java, it doesn't work properly. The part where it...

    When I try running this code in java, it doesn't work properly. The part where it should ask the user to write some string, where I would write in "one two three four" doesn't work, it says "bash: one: command not found" Please help fix. public class HelloWorld { public static void main(String[] args) { System.out.println("Hello World"); System.out.println("The arguments are:"); for(String element : args) {    System.out.println("\t" + element); } } } Sample output: Hello World! The arguments are:        ...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT