Block Mode
User:
Anonymous
16
17
18
19
20
21
22
23
24
25
26
Task:
None
Find the location in the code where ALIEN-SIZE is used to determine if an alien was hit by a bullet.
Without using search, find the location in the code that is evaluated when the mouse button is down.
What conditions must be true for w to return unchanged from the mouse-handler?
DONE!
Blocks Shortcuts
(Note: on MacOS, Cmd replaces Ctrl .)
Screenreader users: Make sure to either increase your screenreader's verbosity, or character over the shortcut column in the tables below. Some shortcuts use punctuation keys that may not always be spoken.
Navigation
Command Shortcut
Previous Block Up
Next Block Down
Collapse Block Left
Expand Block Right
Expand All Shift-Right
Collapse All Shift-Left
First Visible Block Home
Last Visible Block End
Read Ancestors \
Read Block and Children Shift-\
Editing
Command Shortcut
Edit a Literal Enter or Return
Edit any Block Ctrl-Enter
Cancel Editing ESC or Shift-ESC
Insert Before Ctrl-[
Insert After Ctrl-]
Start New Expression (
Delete Selected Blocks Delete
Selection and Cut/Copy/Paste
Command Shortcut
Toggle selection Space
Navigate and keep selection Ctrl +Navigate (Cmd on Mac)
Cut / Copy / Paste Ctrl-X / Ctrl-C / Ctrl-V
Paste before active node Shift-Ctrl-V
Search
Command Shortcut
Enter Search Mode / (forward slash)
Exit Search Mode ESC or Shift-ESC
Find next Enter
Find previous Shift-Enter