While you can pick up the very basics of JavaScript in a day, becoming truly good at it takes much longer. Think of it like ...

Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression using JavaScript. Linear regression is ...

While I was making an API document, I struggled to set value of fields to 'null' in json request body. I used @Schema annotation because I was in spring boot and kotlin. At first, I thought that ...

Null pointer exceptions are no fun. You can avoid them and keep your code clean and maintainable by using these techniques to elegantly handle null values in C#.

In the sample code below, we are creating a JObject with a property set by creating a null string (string nullString = null) or via a ternary operator (j_Object.Add("NullProperty", false ? "0" : null) ...

This will tell you how long said string is by using the method that belongs to that class. But this is also what makes the null pointer exception possible because “length ()” is a value that ...

Two approaches to solving temporal coupling, a 'design smell' that results when members of a class must be invoked in a specific sequence ...

I’m firmly in the camp of the Framework Design Guidelines guidance on collection properties and return values: DO NOT return null values from collection properties or from methods returning ...