I have a java application where i take files very small file (1KB) but large number of small file like in a minute i.e i am getting 20000 files in a minute.I am taking file and uploading into S3 ….
Category: Articles
Google Releases New Java Logging Framework
Google announced the release of a new open-source Java logging framework called Flogger that improves upon existing logging frameworks by reducing the cost of disabled log statements, increasing overall readability, and allowing extensibility.
How to Convert/Print Array as String in Java with Example
Array and String are very closely related, not just because String is a character array in most of the programming language but also with p…
A Reading List for Java Programmers
My list of all-time great books for Java programmers covering topics from core Java to best practices, to unit testing, clean code, and Spring framework.
Cgroup Metrics – now available in Javacore
Eclipse OpenJ9 can now provide Linux cgroup information as part of a Java dump file, commonly known as a javacore. This can be very handy to debug clearly by having the information about the…
NetBeans Java IDE becomes top-level Apache project
NetBeans, a popular Java IDE formerly supported by Sun Microsystems and later Oracle, has graduated from the Apache Software Foundation’s incubator to become a top-level project, where it will benefit from commitments from a bigger pool of contributors around the world.
How to convert Stream to List, Set, Map, and ConcurrentHashMap in Java 8 – Learn with Examples
In Java 8, Stream is one of the most important class as it allows a lot of useful functional operations e.g. filter, map, flatmap, etc on a…
How to Process YAML with Jackson | Baeldung
Learn how to use Jackson to read and write YAML files.
Java Testing Weekly 18 / 2019
There are many software development blogs out there, but many of them don’t publish testing articles on a regular basis. Also, I have noticed that some software developers don’t read blogs written by software testers. That is a shame because I think that we can learn a lot from them. That is why I decided to create a newsletter that shares the best testing articles which I found during the last week. Let’s get started. Technical Stuff REST Assured Authentication is a practical blog post that helps you to write tests for secured REST APIs. To be more specific, this blog post describes how you can write tests which use basic authentication, digest authentication, form authentication, or OAuth (1.0a or 2.0). Transforming Recorded TestProject Tests Into Java Code describes how you can download a recorded TestProject test as Java code and explains when you should use this feature. The Really Valuable Stuff Test automation is not a project, it’s a process is an excellent blog post that explains why developers should be responsible for writing all automated tests. Why your test automation is ignored — and 5 steps to stand out is an excellent blog post that identifies 5 steps
Java 9 Migration Issues and Resolutions | Baeldung
Find out how to solve common issues related to the Java module system when migrating an existing application to Java 9.
Grokking Algorithms Book Review – Best Data Structure and Algorithm Book for Beginner Programmer and Computer Science Students
Hello guys, I have read many books on data structures and algorithms like Introduction to Algorithms by Thomas H. Corman and Algorithm de…
Deep Distributed Tracing with OpenTracing and the JDK Flight Recorder – Marcus Hirt
• Has Baggage Items (key/value pairs which cross process boundaries) • Implementation specific state used to identify the span acr….
Transforming Recorded TestProject Tests Into Java Code
The TestProject team published a new feature that allows us to transform our recorded tests into Java code and download the generated code. This blog post explains when this feature is useful to us and describes how we can use this feature. After we have finished this blog post, we: Know when we should transform recorded tests into Java code. Can download a recorded test as Java code. Are familiar with the contents of the generated Gradle project. Know how we can make the required changes to the generated Gradle project. Can upload our test case to the app.testproject.io website and run the uploaded test. Let’s begin. This blog post is the eight part of my TestProject tutorial that is sponsored by TestProject.io. However, the views and opinions expressed in this tutorial are mine. This blog post assumes that: You are familiar with TestProject You can package TestProject tests and addons with Gradle You know how you can run your tests with TestProject By the way, you might want to read the other parts of my TestProject tutorial. Why Should We Transform Recorded Tests Into Java Code? It isn’t a secret that code generation is a bit controversial topic. I
Developing Cloud-Native Apps w/ Microservices Architectures
Identify the proper frameworks and tools to build your microservices architecture. – Free Course
Top 25 Java Date, Time and Calendar Interview Questions Answers
The Date and Time API is a very important one for day to day Java development work but many interviewers don’t ask enough questions on this…