Practice Makes Regexp — complete package
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Book
practice-makes-regexp.epub
practice-makes-regexp.mobi
practice-makes-regexp.pdf
Chapter 4 — Simple regexps
4.1: Find matches (fixed)
4.3: Double f
4.2: Five-letter words
4.4: Extract timestamp
Chapter 5 — Character classes
5.4: IP addresses
5.5: Long, weird words (fixed)
5.6: Matching URLs
5.7: Non-zero hours
5.3: Hexwords
5.1: End-of-sentence words
5.8: Quoted text
5.2: Hex numbers
5.9: Supervocalic
5.10: Double triple vowel
Chapter 6 — Alternation
6.1: Multiple date formats
6.2: "oo" and "ee" words
6.3: British and US spelling
Chapter 7 — Anchoring
7.2: Comment lines
7.1: Capitalized start of line
7.3: Last five letters
7.5: Last two words
Chapter 8 — Groups
8.2: Config pairs
8.1: Date and time
8.4: Prices
8.3: Postfix dollar
8.5: First word from quotes
8.7: "t" but no "ing"
8.6: Question first word
8.9: Beheaded usernames
8.8: Usernames and user IDs
8.10: Final words
8.11: "d" user shells
Chapter 9 — Flags
9.1: All usernames
ex34 - a b c stretches in Alice.mp4
ex36 - a b c extended.mp4
ex35 - a b c stretches, case insensit...
ex37 - ip addresses from a logfile.mp4
Chapter 10 — Backreferences
10.1: Doubled vowels
Chapter 11 — Replace
ex21.mp4
Chapter 12 — grep
UNIX-disk-space.mp4
12.2 - All but today.mp4
12.3 Problem logs.mp4
12.4 Old and new Office files.mp4
Slide PDFs
regexp-slides.zip
Solutions to exercises
solutions.zip
Data files
data-files.zip
Products
Course
Section
Chapter 10 — Backreferences
Chapter 10 — Backreferences
Practice Makes Regexp — complete package
Buy now
Learn more
Book
practice-makes-regexp.epub
practice-makes-regexp.mobi
practice-makes-regexp.pdf
Chapter 4 — Simple regexps
4.1: Find matches (fixed)
4.3: Double f
4.2: Five-letter words
4.4: Extract timestamp
Chapter 5 — Character classes
5.4: IP addresses
5.5: Long, weird words (fixed)
5.6: Matching URLs
5.7: Non-zero hours
5.3: Hexwords
5.1: End-of-sentence words
5.8: Quoted text
5.2: Hex numbers
5.9: Supervocalic
5.10: Double triple vowel
Chapter 6 — Alternation
6.1: Multiple date formats
6.2: "oo" and "ee" words
6.3: British and US spelling
Chapter 7 — Anchoring
7.2: Comment lines
7.1: Capitalized start of line
7.3: Last five letters
7.5: Last two words
Chapter 8 — Groups
8.2: Config pairs
8.1: Date and time
8.4: Prices
8.3: Postfix dollar
8.5: First word from quotes
8.7: "t" but no "ing"
8.6: Question first word
8.9: Beheaded usernames
8.8: Usernames and user IDs
8.10: Final words
8.11: "d" user shells
Chapter 9 — Flags
9.1: All usernames
ex34 - a b c stretches in Alice.mp4
ex36 - a b c extended.mp4
ex35 - a b c stretches, case insensit...
ex37 - ip addresses from a logfile.mp4
Chapter 10 — Backreferences
10.1: Doubled vowels
Chapter 11 — Replace
ex21.mp4
Chapter 12 — grep
UNIX-disk-space.mp4
12.2 - All but today.mp4
12.3 Problem logs.mp4
12.4 Old and new Office files.mp4
Slide PDFs
regexp-slides.zip
Solutions to exercises
solutions.zip
Data files
data-files.zip
1 Lesson
10.1: Doubled vowels