Differentiate between String and StringBuffer classes. Also write a program to find the length of a given string.

PART B: WITHOUT ENDSGiven a string str, print out the string without the first and last char. Assume the string length is at least 2.Methods to use: substring(), length()Testing cases:Hello => ell java => av coding => odin code => od ab => (empty string)Chocolate! => hocolate kitten => itte woohoo => ooho

Baby btc program - python Budget: $75,000 Make a string based bitcoin menu which shows the price of a bitcoin (pseudo random price), able to buy bitcoin with $75,000 budget (say "buy 0.5" meaning buy half of a bitcoin or "buy 3000" meaning buy $3000 worth of bitcoin), able to sell their bitcoin currently owned (using same format), can print their balance (show their current USD, the number of bitcoins they have in their wallet, and USD value of the bitcoins they have), and able to print their buy/sell transaction history.

Using jGRASP please de-bug this /**This program demonstrates an array of String objects.It should print out the days and the number of hours spent at work each day.It should print out the day of the week with the most hours workedIt should print out the average number of hours worked each dayThis is what should display when the program runs as it shouldSunday has 12 hours worked.Monday has 9 hours worked.Tuesday has 8 hours worked.Wednesday has 13 hours worked.Thursday has 6 hours worked.Friday has 4 hours worked.Saturday has 0 hours worked.Highest Day is Wednesday with 13 hours workedAverage hours worked in the week is 7.43 hours*/{public class WorkDays{public static void main(String[] args){String[] days = { "Sunday", "Monday", "Tuesday","Wednesday", "Thursday", "Friday", "Saturday"}; int[] hours = { 12, 9, 8, 13, 6, 4}; int average = 0.0;int highest = 0;String highestDay = " ";int sum = 0; for (int index = 0; index < days.length; index++){System.out.println(days[index] + " has "…

Lab Goal : This lab was designed to teach you how to use a while loop.   Lab Description (JAVA PROGRAMMING): Remove all occurrences of the removal string from the original string. Each time you take out the removal string you must also remove the letter that preceded the removal string. After you remove a string and its leading character, you must check to see if any more occurrences of the removal string exist. Sample Data : xR-MxR-MHelloxR-M R-M sxsssxssxsxssexssxsesss xs fuxqwexqwertyxqwexqwe     Sample Output : xR-MxR-MHelloxR-M - String to remove R-M Hello sxsssxssxsxssexssxsesss - String to remove xs sesss fuxqwexqwertyxqwexqwertyrtyxqwertyrtyn - String to remove qwerty fun dogdogcatddodogdogdoggog - String to remove dog catgog   algorithm help use indexOf to look for more removals while you have more removals { take out the current removal using substring use indexOf to look for more removals }           I need help with assignment: "String Cleaner"   StringRemover.js: //(c) A+…

Python

TRUE-FALSE: Type YES if the given statement is correct. Otherwise, type NO. Analyzing information nowadays is easier than in the past.

Find all of the String methods, that may be used to get a portion of a string from another string Such as:  "California" => "nia" Select one or more from choices provided:    substr() slice() piece() charAt()