HTML

• The href attrtibute is a hyperlink reference.
• The head element contains metadata for the webpage
• The title tag is always displayed inside of the head.
• The head element contains information about the webpage.
• The anchor element is incomplete without an href attribute.
• The script embeds client-side scripts in the HTML document.
• The body element represents the visible content shown to the user

CSS

• Block assigns each image to start on a new line.
• A margin indicates how much space we want around the outside of an element.
• A padding indicates how much space we want around the content inside an element.
• The rel attribute specifies the relationship between the current document and the linked documents.
• * declares that we want ALL of the elements on the page to have the style properties of margin and padding.

Git

• mv: move file.
• code .: opens VS code.
• cd ..: backs up one step.
• ls: shows a list of files.
• cd: goes to folder or file.
• mkdir: creates new folder(s).
• up arrow: fills in previous command.
• git status: checks what branch we are currently on.
• pwd: writes the full pathname of the current working directory.
• git checkout -b branch-name: creates a new branch and switches to it.

JavaScript

• An array is group of related data.
• A string is always surrounded by quotation marks.
• Each line of JavaScript code ends with a semi-colon.
• Control flow is the order in which a computer executes code in a script.
• A variable is a named container that allows us to store data in our code.
• A function is a set of instructions that tells the computer how to perform a certain task.