org.springframework.data.mapping.MappingException: Cannot convert [a, b, c] of type class java.util.ArrayList into an instance of class java.lang.String! Implement a custom Converter<class ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The easiest way to convert from a long to a String in Java is to add the long to an empty set of ...

I see, you're right about the empty string leading to possible future complications with other functions. Would you think that there would be some way to retain the original characteristics of np.nan ...

The need to find the length of a Java String is a common programming requirement. Learn how to get the size of a Java String and avoid lengthy errors developers often encounter.

There are countless Android apps that make use of speech recognition — why not follow suit and add this feature to your own Android applications?

Arraylist is an heterogeneous collection of objects where each object can be indexed individually. while writing an application there could be some scenarios where we have arraylist object filled with ...

In above example, We have a method which is converting a parameter passed to it into a hash tag. First we are converting the string to an ASCII byte array and then we are passing this byte array to ...