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Spring Integration – Polling file creation and modification

spring-interview-questions-answers

1 Introduction File support is another of Spring Integration’s endpoints to communicate with external systems. In this case, it provides several components to read, write and transform files. During this post, we are going to write an application which monitors a directory in order to read all files in there. In concrete it does the following: When the application starts, ...

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Why you Should Attack Your Systems – Before “They” Do

You can’t hack and patch your way to a secure system. You will never be able to find all of the security vulnerabilities and weaknesses in your code and network through scanning, or by paying outsiders to try to hack their way in. The only way to be secure is to design and build security in from the beginning: threat ...

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Surge or pivot? – notes on failure

Failure is good. We learn from failure. Failure is learning; the information content of a failure may be more than the information content of success. Failure isn’t failure, it’s an opportunity to pivot. Failure is capitalism’s Darwinian evolutionary mechanism to remove the less productive, the less relevant. Fail fast, fail cheap, learn, try again. Creative Destruction is the way capitalism remove legacy companies ...

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Three Considerations For Your Agile Project

As consultants, we have the privilege of helping our clients along their agile journeys. It is always interesting, as each client is on their unique path with various levels of success and challenge in their agile adoption. Most of them are also using traditional project delivery for some of their projects…. And, I have to admit, I love this! As ...

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Query DynamoDB Items with Java Part 2

java-interview-questions-answers

On a previous post we had the chance to issue some basic DynamoDB query actions. However apart from the basic actions the DynamoDB api provides us with some extra functionality. Projections is a feature that has a select-like functionality. You choose which attributes from a DynamoDB Item shall be fetched. Keep in mind that using projection will not have any ...

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Custom Audit Log With Spring And Hibernate

If you need to have automatic auditing of all database operations and you are using Hibernate…you should use Envers or spring data jpa auditing. But if for some reasons you can’t use Envers, you can achieve something similar with hibernate event listeners and spring transaction synchronization. First, start with the event listener. You should capture all insert, update and delete ...

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