help to delete

[andykots]

static void writefile() throws IOException
{
FileOutputStream fw=new FileOutputStream("stud.txt", true);
ObjectOutputStream os=new ObjectOutputStream(fw);
Student s1=new Student();
s1.read_student();
os.writeObject(s1);
os.close();
fw.close();
}
Once I write teh record using ObjectOutputStream
how do I delete records and edit records
Please help

[serjant]

Two equal posts?