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About the JavaScript FAQ category
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1
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597
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January 22, 2021
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Why can't I use crewMember.name?
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87
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12753
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February 24, 2021
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How would you know when to use factory functions?
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11
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9472
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October 26, 2020
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How does bounceBubbles() work?
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24
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179282
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December 17, 2020
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Is Javascript case sensitive?
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14
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104657
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February 26, 2021
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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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3
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4480
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November 10, 2020
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Do we have to always use {} when creating a variable through destructuring?
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17
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7454
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February 22, 2021
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What's the difference between React and ReactDOM?
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2
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14042
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October 17, 2020
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Why would the length of a sentence be useful to know?
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17
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21103
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February 11, 2021
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Why do we need parentheses around multi-line JSX expressions?
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6
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9143
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October 10, 2020
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Do I need to use a semicolon?
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13
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81118
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February 15, 2021
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Why do I need to use `return`?
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63
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13743
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February 25, 2021
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What does this ${} syntax do?
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30
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15531
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January 3, 2021
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What is the difference between triple equals, ===, and double equals, ==, in JavaScript?
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3
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16178
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September 9, 2019
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What are other uses of functions as data?
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13
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9219
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February 10, 2021
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Why do I need to create a variable to store a module that is imported using require()?
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2
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5158
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July 2, 2020
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FAQ: Welcome to Codecademy! - Welcome to Codecademy!
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17
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13336
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January 14, 2021
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Does `this` always refer to an object?
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12
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6797
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January 21, 2021
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How could I use a switch statement for this lesson?
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78
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6304
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January 5, 2021
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What other types of responses does the XMLHttpRequest API support?
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0
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3651
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March 7, 2019
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What is an advantage of making a website asynchronous?
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5
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5286
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September 6, 2020
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What does the send() method do?
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3
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6547
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January 24, 2021
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Do I have to use valid HTML tags when creating JSX elements?
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0
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9499
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January 18, 2019
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When should we use callbacks vs directly calling a function?
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1
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16548
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September 21, 2020
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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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0
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4621
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September 30, 2018
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Clarifying Arrow Function Notation
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47
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7834
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December 29, 2020
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Why do you need to register to use an API?
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8
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5331
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January 21, 2021
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Can I create my own JSX element attributes?
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6
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8138
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November 20, 2020
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What are some examples of what javascript can be used to make?
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26
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58898
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January 30, 2021
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If I give my variables an alias, can I use both the variable's alias and its original name?
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1
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4688
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July 28, 2020
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