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Spring Framework JdbcTemplate

Please note, the content of this post has been copied from the Spring website and modified by me. SELECT public int test() { var sql = "select count(*) from product"; return this.jdbcTemplate.queryForObject(sql, Integer.class); } public int test() { var sql = "select count(*) from product where name = ?"

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Reading & Writing Text Files in Java

The following code snippets demonstrate how to read and write text files in Java. Reading from Text File var fileName = Path.of("myfile.txt"); var content = Files.readString(fileName); Writing to Text File var fileName = Path.of("myfile.txt"); var content = "this is a test&

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Reading From Spring Boot Property File

How to retrieve values from the application.properties file using the Spring Boot framework. The application.properties File mode=development The Java File @Value(value = "${mode}") private String mode;