How to create Java Custom Annotation. A simple example of creating Annotations in Java and usage by calling the Reflection API.

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How to execute a shell command from Java using Runtime.getRuntime().exec() method.

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How to marshal a JAXB object into org.w3c.dom.Document using Transformer class and formatted console print.

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How to stop and remove all Docker containers using two commands. Useful for fresh restart or when you run out of disk space.

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How to setup a proxy with authentication for HTTP client in Golang example using http.Transport and http.Client. Simple example calling httpbin.org test server.

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How to setup a proxy for HTTP client in Golang example using http.Transport and http.Client. Simple example calling httpbin.org test server.

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