42b0401 · helix · git.iko.soy

48

49 1. Type : to enter Command mode. Your cursor will

50 move to the bottom of the screen.

51− 2. Type q or quit and type Enter to exit Helix.

51+ 2. Type q or quit and press Enter to exit Helix.

52

53 Note: The quit command will fail if there are unsaved changes.

54 To force quit and DISCARD these changes, type q! or quit!.

55 You will learn how to save files later.

56

57− To exit Command mode without entering a command, type Escape.

57+ To exit Command mode without entering a command, press Escape.

58

59 Now, move on to the next lesson.

60

96 2. Move to a place in the line which is missing text and type

97 i to enter Insert mode. Keys you type will now type text.

98 3. Enter the missing text.

99− 4. Type Escape to exit Insert mode and return to Normal mode.

99+ 4. Press Escape to exit Insert mode and return to Normal mode.

100 5. Repeat until the line matches the line below it.

101

102 --> Th stce misg so.

119 2. Open a file in Helix by running: hx FILENAME

120 3. Make some edits to the file.

121 4. Type : to enter Command mode.

122− 5. Type w or write, and type Enter to save the file.

122+ 5. Type w or write, and press Enter to save the file.

123

124 You can also type wq or write-quit to save and exit.

125

145

146 * Type d to delete the character at the cursor.

147

148− * Type i to enter Insert mode and type text. Type Escape to

148+ * Type i to enter Insert mode and type text. Press Escape to

149 return to Normal mode.

150

151

469 Type N to go to the previous search match.

470

471 1. Type / and type in a common word, like 'banana'.

472− 2. Type Enter to confirm the search.

472+ 2. Press Enter to confirm the search.

473 3. Use n and N to cycle through the matches.

474

475 Searching uses regular expressions, allowing you to target more

524 --> Fix th two nes at same ime.

525 Fix these two lines at the same time.

526

527− Note: Type Alt-C to do the same above the cursor.

527+ Note: Press Alt-C to do the same above the cursor.

528

529=================================================================

530= 5.2 THE SELECT COMMAND =

535 1. Move the cursor to the line marked '-->' below.

536 2. Type x to select the line.

537 3. Type s. A prompt will appear.

538− 4. Type 'apples' and type Enter. Both occurrences of

538+ 4. Type 'apples' and press Enter. Both occurrences of

539 'apples' in the line will be selected.

540 5. You can now type c and change 'apples' to something else,

541 like 'oranges'.

542− 6. Type Escape to exit Insert mode.

542+ 6. Press Escape to exit Insert mode.

543 7. Type , to remove the second cursor.

544

545 --> I like to eat apples since my favorite fruit is apples.

558 1. Move the cursor to the line marked '-->' below.

559 2. Select the line with x and then type s.

560 3. Type ' +' to select any amount of consecutive spaces >1,

561− then type Enter.

561+ then press Enter.

562 4. Type c and change the matches to single spaces.

563

564 --> This sentence has some extra spaces.

596= 5.5 SPLIT SELECTION INTO LINES =

597=================================================================

598

599− Type Alt-s to split the selection(s) on newlines.

599+ Press Alt-s to split the selection(s) on newlines.

600

601 1. Move the cursor to the first row of the table below.

602 2. Select the entire table with 6x.

603− 3. Type Alt-s to split into selections at each line.

603+ 3. Press Alt-s to split into selections at each line.

604 4. Align the table with &.

605

606 | FRUIT | AMOUNT |

626

627 * Type & to align selections.

628

629− * Type Alt-s to split the selection into lines.

629+ * Press Alt-s to split the selection into lines.

630

631

632

685=================================================================

686

687 Type . to repeat the last insert command.

688− Type Alt-. to repeat the last f / t selection.

688+ Press Alt-. to repeat the last f / t selection.

689

690 1. Move the cursor to the line marked '-->' below.

691 2. Make a change, insertion or appendage and repeat it with . .

712 * Type r to replace selected characters.

713

714 * Type . to repeat the last insertion.

715− * Type Alt-. to repeat the last f / t selection.

715+ * Press Alt-. to repeat the last f / t selection.

716

717

718

794= 7.4 INCREMENTING AND DECREMENTING =

795=================================================================

796

797− Type Ctrl-a to increment the number under selection.

797+ Press Ctrl-a to increment the number under selection.

798− Type Ctrl-x to decrement the number under selection.

798+ Press Ctrl-x to decrement the number under selection.

799

800 1. Move the cursor to the third line marked '-->' below.

801− 2. Type Ctrl-a to increment the second point marked 2.

801+ 2. Press Ctrl-a to increment the second point marked 2.

802 3. Repeat for the point marked 3.

803− 4. Move to the last point and type Ctrl-x to decrement the 6.

803+ 4. Move to the last point and press Ctrl-x to decrement the 6.

804

805 --> 1) First point.

806 --> 2) Added point.

822

823 * Type < and > to indent / outdent lines.

824

825− * Type Ctrl-a to increment the selected number.

825+ * Press Ctrl-a to increment the selected number.

826− * Type Ctrl-x to decrement the selected number.

826+ * Press Ctrl-x to decrement the selected number.

827

828

829

952 searching or jumping to the definition of a function in code. It

953 stores these in what's called the jumplist.

954

955− Type Ctrl-s to manually save your current position to

955+ Press Ctrl-s to manually save your current position to

956 the jumplist.

957

958− Type Ctrl-i ("in") and Ctrl-o ("out") to move forward and

958+ Press Ctrl-i ("in") and Ctrl-o ("out") to move forward and

959 backwards in the jumplist respectively.

960

961− 1. Type Ctrl-s somewhere.

961+ 1. Press Ctrl-s somewhere.

962 2. Move far away in the file.

963− 3. Type Ctrl-o (just once!) to come back to where you saved.

963+ 3. Press Ctrl-o (just once!) to come back to where you saved.

964

965

966

975 * Type n / N in Visual mode to add selections on each search

976 match.

977

978− * Type Ctrl-s to save position to the jumplist.

978+ * Press Ctrl-s to save position to the jumplist.

979− * Type Ctrl-i and Ctrl-o to go forward and backward in the

979+ * Press Ctrl-i and Ctrl-o to go forward and backward in the

980 jumplist.

981

982

995 Type ) and ( to cycle the primary selection forward and backward

996 through selections respectively.

997

998− Type Alt-, to remove the primary selection.

998+ Press Alt-, to remove the primary selection.

999

1000 1. Move the cursor to the line marked '-->' below.

1001 2. Select both lines with xx or 2x.

1014= 10.2 CYCLING THE CONTENT OF SELECTIONS =

1015=================================================================

1016

1017− Type Alt-) and Alt-( to cycle the content of the selections

1017+ Press Alt-) and Alt-( to cycle the content of the selections

1018 forward and backward respectively.

1019

1020 1. Move the cursor to the line marked '-->' below.

1038

1039 Type ~ to switch the case of all selected letters.

1040 Type ` to set all selected letters to lowercase.

1041− Type Alt-` to set all selected letters to uppercase.

1041+ Press Alt-` to set all selected letters to uppercase.

1042

1043 1. Move the cursor to the first line marked '-->' below.

1044 2. Select each wrongly capitalised or lowercase letter

1048 5. Type ` to change the line to lowercase.

1049 6. Move to the third line marked '-->'.

1050 7. Type x to select the line.

1051− 8. Type Alt-` to change the line to uppercase.

1051+ 8. Press Alt-` to change the line to uppercase.

1052

1053 --> thIs sENtencE hAs MIS-cApitalIsed leTTerS.

1054 --> this SENTENCE SHOULD all be in LOWERCASE.

1065 3. Type S then \. |! Enter (note the spaces after . and !).

1066 This effectively splits the selection into sentences at each

1067 dot or exclamation mark.

1068− 4. Type Alt-; to reverse the selections.

1068+ 4. Press Alt-; to reverse the selections.

1069 5. Type ; to reduce selections to a single character - the first

1070 letter of each sentence.

1071− 6. Type Alt-` to convert all selected letters to uppercase.

1071+ 6. Press Alt-` to convert all selected letters to uppercase.

1072

1073---

1074these are sentences. some sentences don't start with uppercase

1082

1083 * Use ) and ( to cycle the primary selection back and forward

1084 through selections respectively.

1085− * Type Alt-, to remove the primary selection.

1085+ * Press Alt-, to remove the primary selection.

1086− * Type Alt-) and Alt-( to cycle the content of the selections.

1086+ * Press Alt-) and Alt-( to cycle the content of the selections.

1087

1088 * Type ~ to alternate case of selected letters.

1089 * Use ` and Alt-` to set the case of selected letters to

1102= 11.1 COMMENTING A LINE =

1103=================================================================

1104

1105−Type Ctrl-c to comment the line under your cursor.

1105+Press Ctrl-c to comment the line under your cursor.

1106To uncomment the line, press Ctrl-c again.

1107

11081. Move your cursor to the line marked '-->' below.

1146= CHAPTER 11 RECAP =

1147=================================================================

1148

1149− * Use Ctrl-c to comment a line under your cursor. Type Ctrl-c

1149+ * Use Ctrl-c to comment a line under your cursor. Press Ctrl-c

1150 again to uncomment.

1151 * To comment multiple lines, use the selections

1152 and multi-cursors before typing Ctrl-c.