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How to check if string is not null and not empty in java

Explains the ways to check if string is not null and not empty in java

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 Shams  May 25, 2022

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How to Convert ArrayList to String array in java

Discusses the various ways to convert ArrayList to String array in java.

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 shams  May 24, 2022

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How I resolved jakarta.mail.NoSuchProviderException: smtp error

I got the jakarta.mail.NoSuchProviderException: smtp while implementing the mail service on spring boot with java 17

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 shams  Jan 11, 2023

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Postman POST Request with Path Variable

POST request with path variables? `@PathVariable` in a `@PostMapping`… Think you've got it? Think again. Uncover the unexpected behavior.

#java

 admin  Feb 22, 2025

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Recovering Deleted Files from Git History

Lost a crucial file? No idea when or where it vanished? Git's history holds the key. Can you crack the code to find its lost commits?

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 admin  Feb 08, 2025

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Mocking Spring @Value in Unit Tests

Bypass Spring's `@Value` in unit tests? Inject your own values directly into your bean for clean, properties-file-free testing. Learn how!

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 admin  Feb 08, 2025

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POST Request with Path Parameter in Postman

Sending path variables in POST requests? Thought `@PathVariable` only worked with GET? Think again. Unlock the mystery of POST path parameters – your Spring solution awaits.

#java

 admin  Feb 08, 2025

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Postman POST Request with Path Variable

POST requests, path variables, and Spring Boot: Can you send a path variable *within* a POST request's body? Find the elegant solution.

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 admin  Feb 22, 2025