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An event is just the data that is sent by the forwarder and parsed by the indexer. It is associat...

If you perform a normal search, the event tab list all the events that are matched with the searc...

Java Logging Logging in a program is important to keep track of a program's run-time behavior. L...

System property value They are contained only within the Java platform. Environment variables a...

Running Java App In order to run your Java Applications you must first compile all of the source...

Module? A module is just a Python file with the corresponding .py extension. So if you're talkin...

To remove all unwanted un-tracked files you can just run: git clean Use it with -n for a dry ru...

https://howtodoinjava.com/maven/maven-parent-child-pom-example/

What is Maven Maven is a build automation tool. Think of it as a Makefile but instead of you wri...

Annotation They are metadata that you can write into your Java program. They don't affect the ex...

Branch name inconsistency Sometimes the branch name shown in git are inconsistent. For example,...

Did you ever wonder why when you run git checkout <branch name> from say a feature branch to the ...

If binary is relative to your current directory If the binary/script is relative to your current...

CloudFormation Declarative way for outlining your AWS infrastructure using a template. "I want ...

Disaster recovery Disaster recovery is about preparing for those disaster that can happen to the...

Decoupling mechanism When we deploy multiple applications they will inevitably need to communica...

Event processing in AWS SQS + Lambda Lambda service is going to poll from SQS, however, there c...

Lambda function Why is serverless good? Well if you are using EC2 instances then you have to pro...

Networking 101 IP Addresses Every host or device on a network must be addressable, meaning that...

Domain name system It is a lookup server that help you translate domain names to IP addresses. I...