How to use and Implement a Stack ?
Publish Date: 2022-10-04 9 min read
A stack represents a sequence of objects or elements in a linear data structure format and is based on the principle of Last In First Out (LIFO). It is commonly used as an abstract data type with two major operations namely push and pop, which are carried out on the topmost element recently added...
read moreRead/Write data from/to PostgreSQL tables using Spark
Publish Date: 2022-10-02 8 min read
Apache Spark is a fast and general computing engine used for big data processing. It can process data from different sources and formats, one of them is data from relational databases like PostgreSQL. In our article, we will show you the steps to on how to read data from PostgreSQL tables into...
read moreIntroduction to CRUD Operations in Neo4j with Cypher
Publish Date: 2022-10-01 14 min read
Neo4j is a very popular, widely-used No-SQL graph database. In our article today, we are going to learn how to install neo4j, and we will demonstrate on how to apply CRUD operations in Neo4j with SET, Remove, Delete and Merge (Create and MATCH) clauses using CQL language . Download and installation...
read moreIn memory Caching Database layer: Getting Started with Redis
Publish Date: 2022-09-30 6 min read
The open source, in-memory data store used by millions of developers as a database, cache, streaming engine, and message broker. Redis is a data structure server. At its core, Redis provides a collection of native data types that help you solve a wide variety of problems, from caching to queuing to...
read moreImplement Binary Search Algorithm
Publish Date: 2022-09-25 6 min read
let’s play a game called guess the number. suppose I have a number chosen in my mind between 1 and 100 and you have to find that exact number, and with every guess, I’ll tell you if your guess is too low, too high, or correct. One way you might think of is to start by 1.2.3.. until you find the...
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