Favourite tutorials for developers
It all happens when I was trying to build a springboot application by ./mvnw clean install. When I first run the install command, it runs into following problem: Source option…
Upgrading Spring version and noticed that queryForInt() is deprecated, what should be replaced by? Both queryForInt() and queryForLong() are deprecated since version 3.2.2 . To fix it, replace the code…
Here are a few examples to show you how to use Spring JdbcTemplate to query or extract data from database. Technologies used :Spring Boot 2.1.2.RELEASE, Spring JDBC 5.1.4.RELEASE, Maven 3,…
In Spring JDBC development, you can use JdbcTemplate and JdbcDaoSupport classes to simplify the overall database operation processes. In this tutorial, we will reuse the last Spring + JDBC example,…
In this tutorial, we will extend last Maven + Spring hello world example by adding JDBC support, to use Spring + JDBC to insert a record into a customer table.
Often times, most Spring developers just put the entire deployment details (database details, log file path) in XML bean configuration file. But, in a corporate environment, deployment detail is usually…
Spring example to show you how to inject a “Date” into bean property. In Spring, you can inject a Date via two methods. Factory bean: Declare a dateFormat bean, in…
The ‘MapFactoryBean‘ class provides developer a way to create a concrete Map collection class (HashMap and TreeMap) in Spring’s bean configuration file.
The ‘SetFactoryBean‘ class provides developer a way to create a concrete Set collection (HashSet and TreeSet) in Spring’s bean configuration file.
The ‘ListFactoryBean‘ class provides developer a way to create a concrete List collection class (ArrayList and LinkedList) in Spring’s bean configuration file.