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Tech forum for Java, algorithms & data-structures, Hibernate, RESTful API, Spring framework, Microservices architecture, Interview questions, Python, SDET, Machine learning, DevOps.
Explain Java Exception Class Hierarchy
Carvia Tech | December 12, 2019 | 2 min read | 5 views
Throwable sits at the top of Java Exception Class hierarchy. Exception and Error are the two direct subclasses that extends Throwable.
Read ArticleJava Concurrency Interview Questions and Answers
Carvia Tech | December 12, 2019 | 2 min read | 364 views | Multithreading and Concurrency
top java concurrency and multi-threading interview questions - Java Memory Model, volatile keyword, HashMap, ConcurrentHashMap, fail-safe and fail-fast iterator, immutability, ThreadLocal, Callable and Runnable
Read ArticleRetrofit Basic Authentication in Android App with OkHttp
Carvia Tech | December 12, 2019 | 2 min read | 662 views
We will add basic authentication in android app using retrofit and okhttp
Read ArticleOAuth2 protected resources in RestAssured Testcases
Carvia Tech | December 12, 2019 | 4 min read | 3,921 views | Rest Assured
In this tutorial we will cover accessing OAuth2 protected resources in RestAssured Testcases using Password and client credentials of OAuth2 grant type
Read ArticleTop 15 coding problems for SDET Java Interviews
Carvia Tech | December 11, 2019 | 1 min read | 35 views
In this article we will discuss top 15 java coding problems that are relevant for SDET interviews - fibonacci series, anagrams, pangram, factorial, prime number, reverse a number
Read ArticleKotlin Coroutines with Retrofit and LiveData
Carvia Tech | December 10, 2019 | 4 min read | 10 views
In this tutorial we will use android architecture components for making Kotlin coroutine enabled REST API calls using Retrofit in Android Application
Read ArticleFeign exception handling in Spring Cloud
Carvia Tech | December 10, 2019 | 2 min read | 2,019 views
Using RestControllerAdvice to Catch and handle Feign exception in Spring Cloud environment during inter-service communication
Read ArticleTop 50 Multi-threading Java Interview Questions for Investment Bank
Carvia Tech | December 10, 2019 | 4 min read | 2,129 views
Top 50 Java multithreading interview questions for Investment Bank, healthcare, BFSI domain on Core Java, concurrency, hibernate, spring, algorithms
Read ArticleCitibank Java developer interview questions
Carvia Tech | December 10, 2019 | 2 min read | 3,460 views | algorithm-datastructures investment banking
Citibank Java programming interview questions in investment banking domain for experienced developer - Core Java, Multi-threading, Concurrency, Garbage Collection, Design Patterns, Database concepts
Read ArticleMD5 and SHA-256 in Java Kotlin and Android
Carvia Tech | December 10, 2019 | 3 min read | 2,041 views
In this article we will discuss different options to compute MD5 (or theoretically any other Hash Function such as SHA-1, SHA-256) using Java, Android and Kotlin.
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