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Web Dev (Webpage (Behavior (JavaScript (Use (limited: cant access local…

- - - - Use
        
        limited: cant access local files, cant access database or hardware --> no security risk
        
        is a scripting language, can't write standalone app, only works inside another app: the web browser
      - Syntax notes
        
        this = refers to current object
  - - - Headings
        
        The first thing to do when building an HTML page. it helps structure content layout
        
        <h1> to <h6> = largest to smallest
      - Paragraphs
        
        use <p> <div> or <span>
        
        <p> contains a block of PLAIN text
        
        <div> text or other HTML, primarily used to DIVIDE HTML documents into sections
        
        <span> small pieces of text or HTML content
        
        wrap pieces of HTML content on the same line
        
        do not break text into different sections
      - <a> means anchors. Inside the opening a tag there is href, which stands for "reference." This is called an attribute
      - list: <ul> = unordered list, <ol> = ordered list. list item is <li>
      - Useful resources
        
        W3schools validator: https://validator.w3.org/#validate_by_uri
        
        Mozilla developer network: https://developer.mozilla.org/en-US/docs/Web/HTML/Element
  - - - ruleset
        
        building block of CSS
        
        = a selector + a declaration block
      - attribute
        
        IDs should be used sparingly (an HTML element can only have 1 id and id can only be used once per page)
        
        class can be used for as many HTML elements as we want. an HTML element can be assigned multiple classes separated by spaces
        
        CSS selector can use HTML attributes "id" and "class"
        
        select id by typing # followed by element id
        
        select class by typing . followed by name of the class