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A collection of 63 issues

Identifying 3 basic Flavours of data for processing.

Before stepping into data processing we have to identify the what's flavour of the data. before applying fancy algorithm or basic statistics like mean median or mode, so our results wont deviated, so basically we can divide data in three parts. 1) Numerical. Numerical data represented in digits

JSOUP for web scraping in java

The Web Scraping is process of harvesting the the content from website's URL, As we are in world of Data driven decision making web scraping plays major role collecting data from public channel and processing content could help to analyse and fuel the the decision. so lets begin

Removing Stop Words in Apache Spark using Scala

Long ago is was working on my pet project where i used scrape description and title form web URL and indexing words for granular search and grouping. the project was in java. and i had to remove few words which i did not want to index, Like "I"

Another Way for Spring Request interceptors or writing an middle-ware: SpringSandwich

We usually try to Intercept HTTP requests for logging purpose or Authorisation or create an trigger for certain activity based action, typical usage is always Logging or Authorisation.While i was try to implement request logging i found a beautiful plugin called SpringSandwich. As website states its an Annoted, type-safe

Intro : Getting Started with Kafka producer & consumer On Spring boot

We all know spring boot is an excellent framework where we can write web application, scheduler,command line runner most of the java based application are written in spring boot these days for simplicity and its features also readily available components we and directly include in its dependency. Also when

Apache Spark SQL : Running SQL Queries on DataFrame using Scala

Apache Spark is a Big data processing engine which has components like "Spark SQL", "Spark Mlib" & "Spark streaming", we generally uses Apache spark for processing big data which process in-memory, batch wise and real time, general use case is to query large data

Flutter Top and Bottom App Bar example.

Any mobile App or web app we start our development with application bar or menu bar. in web menu bar plays crucial role it attracts users based on styling. but men it come to mobile we tend to keep Application bar very minimal, so let proceed in creating menu bars

AWS S3 with Spring Boot: Uploading and downloading file to Buckets

So if are reading this Article means your a developer and your familiar with spring boot or AWS S3, just for SEO purpose i will brief both,so you can skip the introduction part and jump into coding part.As a developer Spring boot has become my vital Framework and

Exception handling in spring boot REST APIs

As we know spring boot community is growing and lot of legacy spring project is getting migrated towards spring boot, and always when we start and application we always search for better error handling ways, usually when we are java developer we tend to use try catch block to throw

Spring Boot Command Line Runner Example.

Do want to look cool, and pretend to be some hacker just on terminal printing some random this,Then you can use this command line runner :-P, jokes apart, Usually when we need to work on some Shell Script which is very complicated or you perform certain repeated task clearing