part 2e

Author: pablo-maff

src/content/2/en/part2e.md

@@ -243,7 +243,7 @@ const Footer = () => {
   return (
     <div style={footerStyle}>
       <br />
-      <em>Note app, Department of Computer Science, University of Helsinki 2023</em>
+      <em>Note app, Department of Computer Science, University of Helsinki 2024</em>
     </div>
   )
 }
@@ -282,15 +282,15 @@ The code of the final version of our application can be found in the  <i>part2-8
 
 <h3>Exercises 2.16.-2.17.</h3>
 
-<h4>2.16: Phonebook step11</h4>
+<h4>2.16: Phonebook step 11</h4>
 
 Use the [improved error message](/en/part2/adding_styles_to_react_app#improved-error-message) example from part 2 as a guide to show a notification that lasts for a few seconds after a successful operation is executed (a person is added or a number is changed):
 
 ![successful green added screenshot](../../images/2/27e.png)
 
-<h4>2.17*: Phonebook step12</h4>
+<h4>2.17*: Phonebook step 12</h4>
 
-Open your application in two browsers. **If you delete a person in browser 1** a short while before attempting to <i>change the person's phone number</i> in browser 2, you will get the following 2 error messages:
+Open your application in two browsers. **If you delete a person in browser 1** a short while before attempting to <i>change the person's phone number</i> in browser 2, you will get the following error messages:
 
 ![error message 404 not found when changing multiple browsers](../../images/2/29b.png)
 
@@ -383,7 +383,7 @@ const App = () => {
   // ...
 ```
 
-on the first render the following code gets executed
+on the first render the following code gets executed:
 
 ```js
 notesToShow = notes
@@ -565,7 +565,7 @@ However, there are situations where that technique would not work. For example,
 
 <h3>Exercises 2.18.-2.20.</h3>
 
-<h4>2.18* Data for countries, step1</h4>
+<h4>2.18* Data for countries, step 1</h4>
 
 At [https://studies.cs.helsinki.fi/restcountries/](https://studies.cs.helsinki.fi/restcountries/) you can find a service that offers a lot of information related to different countries in a so-called machine-readable format via the REST API. Make an application that allows you to view information from different countries.
 
@@ -585,7 +585,7 @@ When there is only one country matching the query, then the basic data of the co
 
 **NB**: It is enough that your application works for most countries. Some countries, like <i>Sudan</i>, can be hard to support since the name of the country is part of the name of another country, <i>South Sudan</i>. You don't need to worry about these edge cases.
 
-<h4>2.19*: Data for countries, step2</h4>
+<h4>2.19*: Data for countries, step 2</h4>
 
 **There is still a lot to do in this part, so don't get stuck on this exercise!**