Fix SonarQube Error of Public Writable Directories in AWS lambda python

In AWS Lambda functions, it's common to use temporary directories for tasks like generating temporary files, storing intermediate data, or processing data securely. However, improperly managing publicly writable directories can lead to security vulnerabilities. In this article, we'll explore how to address this issue and ensure safe usage of temporary directories in AWS Lambda functions using Python's tempfile module...

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TestContainers with Spring Boot

Testcontainers is a Java library that provides lightweight, disposable containers for running integration tests. It's a useful tool for testing applications that rely on external dependencies like databases or message queues...

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Cribsheet for String in Java

Strings are immutable in java. It's best to convert string to StringBuilder/StringBuffer so that it's memory efficient for string manipulation...

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