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The plus (+) is an operator that can be used for strings (e.g. letters) as well as numbers. The operator will first assume you want var a and var b work as letters not number. That means it just ...

Classes refer to a whole group of elements. For example all paragraphs on the website should contain red writing. In order to do this they all have to belong to the same class. We give them a class by add...

The most common way to structure an essay is using the PEEL method, which stands for Point, Evidence, Explanation and Link. This is the easiest method to follow as it provides a clear framework that can b...

There are three main types of migration. these are chain migration, relay migration and step migration. Chain migration is when a migrant moves to a destination country for a while, finds a job and get fi...

 There are only green pens and blue pens in a box. There are three more blue pens than green pens in the box. There are more than 12 pens in the box. Simon is going to take at random two pens from the box...