He! i need someone who is really good at java coding to help me out! Given a string str and an int len, return the first len characters from str. If there are not len characters in str, return the entire string.

firstNCharacters( "Hello", 2 ) => "He"
firstNCharacters( "Hello", 3 ) => "Hel"
firstNCharacters( "Howdy", 1 ) => "H"
firstNCharacters( "Hi", 7 ) => "Hi"
firstNCharacters( "This One", 0 ) => ""

In the blank libreoffice writer document, to start the process of entering a date field into a letter, click on the insert menu. edit menu. file menu. fields menu.

Read these lines from beowulf.often scyld scefing seized mead-benches from enemytroops, from many a clan, he terrified warriors, even thoughfirst he was found a waif, best explains why the author includes this information in theexposition? a. to emphasize that a hero must learn to be fierceb. to remember the famous story of a popular heroc. to express sadness about losing the old heroesd. to see whether people still respect the old heroes

7. test average and grade write a program that asks the user to enter five test scores. the program should display a letter grade for each score and the average test score. write the following methods in the program: calcaverage: this method should accept five test scores as arguments and return the average of the scores. determinegrade: this method should accept a test score as an argument and return a letter grade for the score, based on the following grading scale: score letter grade 90-100 a 80-89 b 70-79 c 60-69 d below 60 f