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Standardise image size
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miljyy committed Nov 13, 2023
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4 changes: 2 additions & 2 deletions docs/DeveloperGuide.md
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Expand Up @@ -203,11 +203,11 @@ Step 1. The user launches the application for the first time. The `VersionedAddr

Step 2. The user executes `delete EID1234-5678` command to delete an employee in the address book. The `delete` command calls `Model#commitAddressBook()`, causing the modified state of the address book after the `delete EID1234-5678` command executes to be saved in the `addressBookStateList`, and the `currentStatePointer` is shifted to the newly inserted address book state.

<img src="images/UndoRedoState1.png" width="450" />
<img src="images/UndoRedoState1.png" width="500" />

Step 3. The user executes `add n/David …​` to add a new employee. The `add` command also calls `Model#commitAddressBook()`, causing another modified address book state to be saved into the `addressBookStateList`.

<img src="images/UndoRedoState2.png" width="450" />
<img src="images/UndoRedoState2.png" width="500" />

<div markdown="span" class="alert alert-info">:information_source: **Note:** If a command fails its execution, it will not call `Model#commitAddressBook()`, so the address book state will not be saved into the `addressBookStateList`.

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