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Web Foundations / Beginner

Character Encoding & Unicode Tutorial

A focused, example-driven Character Encoding & Unicode curriculum with atomic lessons from fundamentals through practical usage.

32 lessons~6.4 hoursv2026.09 workspace_premium Certificate available

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Course curriculum

MODULE 01

Unicode Foundations

8 lessons

1Code points and scalar values

2UTF-8 byte sequences

3UTF-16 surrogate pairs

4Grapheme clusters

5Combining marks

6Normalization NFC

7Normalization NFD

8Replacement character U+FFFD

MODULE 02

HTML & Web Encoding

8 lessons

1HTML meta charset

2HTTP Content-Type charset

3URL percent-encoding

4Form URL encoding

5JSON Unicode escapes

6JavaScript Unicode escapes

7HTML character references

8Base64 versus text encoding

MODULE 03

Strings & Storage

8 lessons

1UTF-8 file reading

2Byte length versus character length

3Safe string slicing

5Locale-sensitive casing

6Emoji sequences

7Zero-width joiner

MODULE 04

Validation & Debugging

8 lessons

1Detecting mojibake

2Invalid UTF-8 handling

3Round-trip encoding

4Database utf8mb4

5Collation versus encoding

6Unicode-aware regex

7Normalization before comparison

8Security confusables

Certificate Included

Character Encoding & Unicode Certificate

Earn this credential in either of two ways: complete 100% of the course, or take the master exam directly and score 85% or higher. You do not need to finish the course before attempting the exam.

Course completion path

Finish every published lesson → completion certificate is issued automatically.

Mastery exam path

15 MCQs · 100 marks · 30 minutes · 85% pass · 4 attempts.

Fresh questions each attemptNo backtrackingPublic verificationAdd to LinkedIn

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