Java 8 – How to check whether given String contains only Alphabets or Letters ?
In this article, we will discuss how to check whether the given String contains only Alphabets or Letters using Java 8 Stream 1. Check String Read More
Category: Java 8
Java 8 – Count and print number of Vowels and Consonants in a String
In this article, we will learn how to count number of vowels and consonants in a String ignoring space characters Count Vowels and Consonants : Read More
Java 8 – Reverse complete String using Stream and Collectors
In this article, we will learn how to reverse entire/complete String in Java 1.8 version using Stream and Collectors 1. Reverse using Java 8’s Stream Read More
Java 8 – Reverse each words in a String using Stream and Collectors
In this article, we will learn how to reverse each words in a String using different approaches Reverse each words in a String : Reverse Read More
Java 8 – Count and print number of repeated character occurrences in a String
In this article, we will count and print number of repeated character occurrences in a String i.e.; Counting & Printing duplicate character occurrences : Using Java 8 Stream Read More
Java 8 – Count and print number of repeated word occurrences in a text file
In this article, we will count and print number of repeated word occurrences in a text file i.e.; Counting & Printing duplicate word occurrences : Using Java 8 Read More
Java 8 – Count and print number of lines and words in a text file
In this article, we will count and print number of lines and words in a text file i.e.; Counting & printing from text file: Number of lines Number Read More
Java 8 – How to split a String and Collect to any Collection ?
In this article, we will discuss how to split a String using different delimiters and collect to any Collection or List or Set Split a Read More
Java 8 – Find First and Last entries in a Map or HashMap ?
In this article, we will discuss how to get First and Last entries from a Map or HashMap using Java 8 Streams API Find First Read More
Java 8 – Find First and Last elements in a Set or HashSet ?
In this article, we will discuss how to get First and Last elements from a Set or HashSet using Java 8 Streams API Find First Read More
Java 8 – Find First and Last elements in an Arrays ?
In this article, we will discuss how to get First and Last elements from an Arrays using Java 8 Streams API Find First and Last Read More
Java 8 – Find First and Last elements in a List or ArrayList ?
In this article, we will discuss how to get First and Last elements from a List or an ArrayList using Java 8 Streams API Find Read More
Java 8 – Find sum and average of a List or ArrayList ?
In this article, we will discuss how to calculate sum and average of a List or ArrayList in Java 8 1. Java 8 – Find Read More
Java 8 – How to calculate sum and average of an Arrays ?
In this article, we will discuss how to calculate sum and average of an Arrays in Java 8 1. Java 8 – Find sum and Read More
Java 8 – Sorting Arrays in Ascending and Descending order
In this article, we will discuss how to sort Arrays in both ascending and descending order of Integer, String and Employee objects Sorting Arrays : Read More
Java 8 – How to find duplicate and its count in an Arrays ?
In this article, we will discuss how to find and count duplicates in an Arrays in different ways Find and count duplicates in an Arrays Read More
Java 8 – How to Merge or Concatenate 2 Arrays using Stream API ?
In this article, we will discuss how to merge or concatenate 2 Arrays of same type using Java 8 Stream API. Already in the previous Read More
Java 8 – Find sum of Smallest 2 numbers in an Array or List or Stream ?
In this article, we will discuss what are the different optimum ways to find sum of smallest 2 numbers in an Array or List or Read More
Java 8 – Find sum of Largest 2 numbers in an Array or List or Stream ?
In this article, we will discuss what are the different optimum ways to find sum of largest 2 numbers in an Array or List or Read More
Java 8 – How to store multiple values for single key in HashMap ?
In this article, we will discuss how to store/put multiple values for single key in HashMap Sometimes, we might require to store multiple values for Read More