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Installing PySpark with Jupyter notebook on Ubuntu 18.04 LTS
Carvia Tech | November 08, 2019 | 4 min read | 2 views
In this tutorial we will learn how to install and work with PySpark on Jupyter notebook on Ubuntu Machine and build a jupyter server by exposing it using nginx reverse proxy over SSL.
Read ArticleSend GMAIL emails from Java and Spring
Carvia Tech | November 02, 2019 | 4 min read | 1 views
In this article we will learn how to send emails from Java and Spring boot applications using GMAIL provider, along with additional concepts like TLS vs SSL, App Passwords in GMAIL, plain-text vs rich multimedia emails.
Read ArticleSend rich text multimedia email in Python
Carvia Tech | November 02, 2019 | 3 min read | 3 views
We will learn how to send rich text multimedia email in python. We will be using smtplib for email via GMAIL.
Read ArticleAWS SDK 2.0 - S3 File upload & download in Java
Carvia Tech | October 31, 2019 | 4 min read | 31 views | AWS Tutorials
In this tutorial, we will walk through new AWS SDK 2.0 for doing object level operations on S3 bucket. We will specifically cover PutObject, GetObject and GetUrl operation on S3 Objects using AWS SDK 2.0
Read ArticleJava 11 HttpClient with Basic Authentication
Carvia Tech | October 31, 2019 | 1 min read | 2 views | java-httpclient
We will create Java 11 HttpClient that accesses Basic Auth protected REST API resource using sync and async mode. We will use Kotlin for the reference implementation.
Read ArticleSend email with attachment in Python
Carvia Tech | October 31, 2019 | 2 min read | 2 views
We are going to learn how to send email with attachment in python. We will be using smtplib for email via gmail client
Read ArticleCheck a number is Prime: Java Coding Problem
Carvia Tech | October 30, 2019 | 3 min read | 61 views | Java Coding Challenges
In this article we will learn if a given number is prime or not. The solution presented here may not be best optimized, but it should be sufficient from interview point of view.
Read ArticleSend Mandrill emails from Spring Boot in Java
Carvia Tech | October 30, 2019 | 4 min read | 2 views
we will write code to send Mandrill emails (plain text, rich text, with attachments) from Java and Spring Boot applications with error handling and retry logic.
Read ArticleCitibank Java developer interview questions
Carvia Tech | October 30, 2019 | 2 min read | 641 views | algorithm-datastructures investment banking
Java interview questions from Citibank in investment banking domain for experienced java developer - Core Java, Multi-threading, Concurrency, Garbage Collection, Design Patterns, Database concepts and Performance Tuning
Read ArticleRuntimeError: get_session is not available when using TensorFlow 2.0
Carvia Tech | October 30, 2019 | 2 min read | 3 views | Flask - Python micro web framework
Here, we will see how we can upgrade our code to work with tensorflow 2.0 on removing get_session
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