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About the JavaScript FAQ category
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1
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1125
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January 22, 2021
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Why can't I use crewMember.name?
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122
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29581
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July 10, 2023
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How would you know when to use factory functions?
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26
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21991
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December 27, 2022
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Why would the length of a sentence be useful to know?
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42
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73011
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September 20, 2023
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When should I use the defer attribute on a <script> element in the <head> vs. using a <script> element at the end of the <body>?
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10
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10899
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April 15, 2022
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Is Javascript case sensitive?
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41
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262015
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September 12, 2023
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Clarifying Arrow Function Notation
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54
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17472
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December 30, 2021
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How does bounceBubbles() work?
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50
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287651
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April 18, 2023
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What are advanced objects?
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7
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21150
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April 20, 2022
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Do I need to use a semicolon?
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36
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154189
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September 12, 2023
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FAQ: Why can't I console log mutualfollowers.push()
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71
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48463
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September 8, 2023
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What else can JavaScript be used for?
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21
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15132
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August 15, 2023
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Why do I need a setter, if I am using _ to not have the property changed by others?
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35
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18472
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June 9, 2023
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How could I use a switch statement for this lesson?
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127
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19471
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March 30, 2023
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Do we have to always use {} when creating a variable through destructuring?
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20
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13922
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September 17, 2023
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When should we use callbacks vs directly calling a function?
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2
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33790
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December 9, 2021
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Are there any browsers with a JSX compiler built in?
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3
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26301
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August 21, 2023
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How does Javascript handle a negative modulo? (`-5 % 20`)
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46
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61010
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August 10, 2023
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Why do we need parentheses around multi-line JSX expressions?
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11
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20043
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April 18, 2023
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Does `this` always refer to an object?
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30
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15122
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January 3, 2023
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How do I handle JS (or other computer science problems) I'm not sure how to solve?
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5
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8272
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April 9, 2022
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What is the difference between printing `3 + 4` and `'3 + 4'`?
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54
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63126
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August 8, 2023
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Why do I need to use `return`?
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104
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32857
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July 31, 2023
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What's the difference between React and ReactDOM?
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5
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28874
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April 18, 2023
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What is the difference between triple equals, ===, and double equals, ==, in JavaScript?
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4
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36709
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September 8, 2021
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What are the differences between `var` and `let`? Which should I use?
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88
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54843
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September 21, 2023
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What is the difference between document.write and console.log?
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40
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178990
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July 15, 2023
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What does this ${} syntax do?
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41
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75521
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December 13, 2022
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Is it best practice to use string concatenation or string interpolation? Why?
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4
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13276
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December 23, 2021
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Can I create my own JSX element attributes?
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9
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14675
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September 1, 2021
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