How to delete table in dynamoDB using Java – DynamoDB Tutorial

5 years ago Lalit Bhagtani 0
In this tutorial, we will learn about how to delete a table in dynamoDB using java language. DynamoDB Amazon DynamoDB is a fully managed NoSQL database services offered by Amazon as part of its Amazon Web Service (AWS) portfolio. It provides fast and predictable performance with seamless scalability. DynamoDB is a key-value datastore, where each item Read More

JavaScript Merge Arrays – How to merge two or more arrays in JavaScript

5 years ago Lalit Bhagtani 0
JavaScript Merge Arrays In this tutorial, we will learn about how to merge two or more arrays in JavaScript. Array Concat Method :- JavaScript Array objects contains a concat method, which can be used to join two or more arrays. This method takes variable number of array objects. It returns a new array by combining all Read More

Java 8 Array Join – How to join arrays in java using stream API

5 years ago Lalit Bhagtani 0
Java 8 Array Join In this tutorial, we will learn about how to join (merge) two or more arrays in Java 8 using Stream API. Problem Statement Given an arrays of string data type, merge them together and print all of its values. To implement this, we will use Stream Class of Stream API. Result :-  Read More

JavaScript String to Array – How to convert string to array of characters

5 years ago Lalit Bhagtani 0
JavaScript String to Array In this tutorial, we will learn about how to convert string to array of characters in JavaScript. Array from Method :- JavaScript Array objects contains a from method, which can be used to create array from any iterable object like string, array, map and set. If from method is invoked by passing string Read More

Redis String – Commands to manage a string value in redis datastore

5 years ago Lalit Bhagtani 0
Strings are a sequence of characters, In Redis, strings can be store as a value at key and various redis commands are used to store, manage and retrieved a string value stored in redis database. The syntax for using redis commands is as follows :- Syntax :- redis host:post> <Command Name> <key name> Example :- Read More

Redis Jedis pub sub- How to implement pub/sub system using jedis library

5 years ago Lalit Bhagtani 0
In this tutorial, we will learn about how to implement redis pub sub system using Jedis library. Jedis Library Jedis is a Java client library for redis datastore. It is small and very easy to use, and fully compatible with redis 2.8.x, 3.x.x and above datastore. You can find here more information about jedis library. Read More

Redis Jedis – How to perform CRUD operations on key using jedis library

5 years ago Lalit Bhagtani 0
In this tutorial, we will learn about how to perform CRUD operation on key using Jedis library. Jedis Library Jedis is a Java client library for redis datastore. It is small and very easy to use, and fully compatible with redis 2.8.x, 3.x.x and above datastore. You can find here more information about jedis library. Read More