Datum is, from its Latin origin, a singular form of data, and may refer to a single item of data. 1 Singular data point.
Front-end developers are responsible for a websiteâs user-facing code and the architecture of its immersive user experiences. In order to execute those objectives, front-end devs must be adept at three main languages: HTML, CSS, and Javascript programming.
As with everyone's answer, it really does depend on the profile of the programmer, their usage, and what they do on their leisure time. Profile: Game Developer Programs Used: C++, Unity Editor, Unreal Engine 4, Game Maker, Flash, Kinect, Oculus Rift, etc.