Write a program that takes a string and counts the frequency of each character (excluding spaces) using streams. Return a Map<Character, Long> with the character as the key and the count as the value.

Want to know more about standard Java I/O concepts like standard input, standard output, and standard error? Read on!

Other approaches to solve the Java String palindrome problem include the use of loops and arrays. Test your skills and see if you can implement your own Java palindrome program with loops, arrays and ...

java.lang.IllegalArgumentException: URLDecoder: Illegal hex characters in escape (%) pattern - For input string: " " at java.net.URLDecoder.decode (Unknown Source) ...

The language is expressive enough to represent a wide variety of string manipulation tasks that end-users struggle with. We describe an algorithm based on several novel concepts for synthesizing a ...