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Regular Expressions

A regular expression (shortened as regex or regexp also referred to as regular expression) is a sequence of characters that specifies a search pattern.

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Emulating regexp lookarounds in GNU sed
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Emulating regexp lookarounds in GNU sed

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5 min read
How to flip array keys and values in the code editor?
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How to flip array keys and values in the code editor?

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1 min read
Intro to Bash Regular Expressions

Intro to Bash Regular Expressions

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15 min read
Yup Schema Commonly Used Examples

Yup Schema Commonly Used Examples

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1 min read
Reflecting the first 20 days of 100DaysOfCode
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Reflecting the first 20 days of 100DaysOfCode

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6 min read
Re-indenting with Notepad++ regex replace

Re-indenting with Notepad++ regex replace

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1 min read
Day 14 of 100DaysOfCode

Day 14 of 100DaysOfCode

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1 min read
Day 18 of 100DaysOfCode
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Day 18 of 100DaysOfCode

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2 min read
Espressioni Regolari in JavaScript
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Espressioni Regolari in JavaScript

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5 min read
Basic Regex

Basic Regex

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6 min read
Python RegEx Tutorial with practice
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Python RegEx Tutorial with practice

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2 min read
Regex isn't that hard
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Regex isn't that hard

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5 min read
Find all ip addresses in a project

Find all ip addresses in a project

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1 min read
Day 16 of 100DaysOfCode
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Day 16 of 100DaysOfCode

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4 min read
Powerful regex for the practical dev #2
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Powerful regex for the practical dev #2

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5 min read
Regex to match strings ending with en.srt or es.srt

Regex to match strings ending with en.srt or es.srt

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1 min read
Regex for Kenyan Phone Number format 07XXXXXXXX in Python

Regex for Kenyan Phone Number format 07XXXXXXXX in Python

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1 min read
Powerful regex for the practical dev
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Powerful regex for the practical dev

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6 min read
Extract mobile number using regex

Extract mobile number using regex

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1 min read
Correctly escaping regular expressions

Correctly escaping regular expressions

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2 min read
On regex capturing groups

On regex capturing groups

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3 min read
Restrict Editable Area in Monaco Editor - Part 2

Restrict Editable Area in Monaco Editor - Part 2

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2 min read
Replacing placeholders in Ruby on Rails

Replacing placeholders in Ruby on Rails

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2 min read
JavaScript RegEx Exercises 01 13:35

JavaScript RegEx Exercises 01

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1 min read
Regex: Match for a `yes` or a `no`

Regex: Match for a `yes` or a `no`

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1 min read
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