Programmers learns various languages and write programs, but as we all are humans there are times when we forget a function, or just need to reference a function or API properties or just view how to properly use that property. Because of that we go the Documentation page of the Programming Language, in that process we lose precious time by Opening a Browser, then doing a Google Search and viewing the Documentation page.
But what happens when you are offline and you cannot access the internet, then How do you view Documentation page for that Purpose there is Dash the offline Documentation browser.
We sometimes take screenshots or videos of Desktop and at that time the Desktop is cluttered with Applications icons, files and folders and other things. Which does not look good on video or screenshot or some even need to hide those for Presentations using a projector, but like windows there is no option of hiding Desktop icons in Mac.