How-to articles, tricks, and solutions about JAVA
Android Split string
To split a string in Android, you can use the split() method of the String class.
Can you find all classes in a package using reflection?
Yes, it is possible to find all classes in a package using reflection in Java.
Using streams to convert a list of objects into a string obtained from the toString method
You can use the map and collect methods of the Stream class to achieve this.
Java, How do I get current index/key in "for each" loop
To get the current index/key in a "for each" loop, you can use the for loop instead.
Java: how can I split an ArrayList in multiple small ArrayLists?
Here is an example of how you can split an ArrayList into multiple smaller ArrayLists in Java:
Convert a JSON String to a HashMap
Here is an example of how you can convert a JSON string to a HashMap in Java:
Java Pass Method as Parameter
To pass a method as a parameter in Java, you can use a functional interface and a lambda expression.