In this blog series , We will learn about encryption and decryption basics in a very casual fashion . We will start discussing from origin of cryptography and then learns about the modern techniques One of the important and main tech in encryption is Cryptography Cryptography is a tech which…

In this Blog, we will see one of the issues and solutions which I found when one one of our production servers , our java application is becoming slow due to more gc pauses . I will explain this particular approach which can be one of the reasons for initiating…

The new Content-Security-Policy HTTP response header helps you reduce XSS risks on modern browsers by declaring, which dynamic resources are allowed to load. The core functionality of CSP can be divided into three areas: Requiring that all scripts are safe and trusted by the application owner (ideally by making sure…

In Our previous blog we have seen mainly the filebeat and metric beat and explored the system module of that . In this blog we will see the usage of heart beat and how to monitor the services using heart beat . Heartbeat should not be installed on each server…

As nowadays lots of our servers are deployed on Cloud and many applications are running on these servers , it is impossible to monitor and analyze logs by going to each servers . Central Logging and Monitoring solution is a must in present time . In this Bog Series …

In our Daily debugging we need to analyze logs files of various products . Reading those log files are not an easy task , it requires special debugging skills which can only be gained through experience or by god’s grace . …

Hibernate is the most popular orm framework used to interact with databases in java . …

In our last blog we learned about Need and Usage of Hypothetical indexes in Postgresql . Now we can check easily in live environment also if some particular index will be helpful or not , but how we get to know which index to test . …

In this Blog We will first cover what are hypothetical indexes and what is need of these type of indexes and then secondly we shall see the practical usage of these indexes . Need of Hypothetical Indexes : As the name suggests these are not real indexes, these are hypothetical indexes i.e.. They are virtual…