Alexandria Library

A curated collection of awesome articles

Here are some ressources related to Unicode, Utf, Emoji. Hoping you will find learning material, alternative tools or just some interesting stuff.

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Articles

It’s not wrong that "🤦🏼‍♂️".length == 7 (2019)
See discussion (300 comments, 279 points) - Archive
Password Requirements: Myths and Madness
See discussion (247 comments, 283 points) - Archive
Plan B for UUIDs: double AES-128
See discussion (64 comments, 91 points) - Archive
Let's stop ascribing meaning to code points (2017)
See discussion (93 comments, 101 points) - Archive
Breaking our Latin-1 assumptions (2017)
See discussion (56 comments, 91 points) - Archive
Do Not Recommend: User Provided Primary Keys
See discussion (72 comments, 81 points) - Archive
DuckDuckGo \u202E
See discussion (118 comments, 348 points) - Archive
How UTF-8 Works
See discussion (190 comments, 359 points) - Archive
The Invisible JavaScript Backdoor
See discussion (189 comments, 573 points) - Archive
Scientific notation bug in MySQL left AWS WAF vulnerable to SQL injection
See discussion (41 comments, 124 points) - Archive
ROT8000
See discussion (58 comments, 200 points) - Archive
Bear plus snowflake equals polar bear
See discussion (122 comments, 384 points) - Archive
String length functions for single emoji characters evaluate to greater than 1
See discussion (127 comments, 116 points) - Archive
Emoji Under the Hood
See discussion (89 comments, 430 points) - Archive
ANSI escape codes (2019)
See discussion (82 comments, 145 points) - Archive
Code Points
See discussion (36 comments, 141 points) - Archive
Show HN: Base32H, a human-friendly duotrigesimal number system
See discussion (73 comments, 87 points) - Archive
Creating a QR Code step by step
See discussion (41 comments, 329 points) - Archive
Show HN: Base24 binary-to-text encoding for humans
See discussion (68 comments, 116 points) - Archive
Unintuitive JSON Parsing
See discussion (70 comments, 129 points) - Archive
Show HN: Faster UTF-8 validator
See discussion (55 comments, 122 points) - Archive
Base64 encoding and decoding at almost the speed of a memory copy
See discussion (115 comments, 344 points) - Archive
Four Column ASCII (2017)
See discussion (40 comments, 142 points) - Archive
String Lengths in Unicode
See discussion (140 comments, 230 points) - Archive
Why to normalize Unicode strings
See discussion (95 comments, 143 points) - Archive
UUIDs in MySQL are really not random
See discussion (67 comments, 86 points) - Archive
Projecting Unicode to ASCII
See discussion (41 comments, 85 points) - Archive
ISO-8601, YYYY, yyyy, and why your year may be wrong
See discussion (123 comments, 222 points) - Archive
ULID: Universally Unique Lexicographically Sortable Identifier
See discussion (129 comments, 238 points) - Archive
UTF-7: a ghost from the time before UTF-8
See discussion (134 comments, 149 points) - Archive
UnicodeMath – A Nearly Plain-Text Encoding of Mathematics (2016) [pdf]
See discussion (56 comments, 101 points) - Archive
Creating a QR Code step by step
See discussion (34 comments, 326 points) - Archive
Validating UTF-8 bytes using only 0.45 cycles per byte (AVX edition)
See discussion (51 comments, 148 points) - Archive
Create QR codes in Excel
See discussion (6 comments, 112 points) - Archive
How to Read an RFC
See discussion (5 comments, 97 points) - Archive
Validating UTF-8 strings using as little as 0.7 cycles per byte
See discussion (69 comments, 139 points) - Archive
Examples of everything new in ECMAScript 2016, 2017, and 2018
See discussion (121 comments, 361 points) - Archive
Ascii art – dead or alive?
See discussion (39 comments, 99 points) - Archive
I made a talking emoji using regular emojis and JavaScript
See discussion (58 comments, 112 points) - Archive
ASCII and Unicode quotation marks
See discussion (186 comments, 176 points) - Archive
Sorting number strings numerically
See discussion (57 comments, 173 points) - Archive
A modest proposal
See discussion (182 comments, 213 points) - Archive
JavaScript string encoding
See discussion (90 comments, 103 points) - Archive
How many replacement characters?
See discussion (29 comments, 93 points) - Archive
Emoji.length == 2
See discussion (159 comments, 279 points) - Archive
Four Column ASCII
See discussion (68 comments, 569 points) - Archive
Let’s Stop Ascribing Meaning to Code Points
See discussion (55 comments, 132 points) - Archive
Dark corners of Unicode (2015)
See discussion (52 comments, 150 points) - Archive
How I added 6 characters to Unicode (and you can too)
See discussion (65 comments, 129 points) - Archive
Emoji: how do you render U+1F355?
See discussion (51 comments, 92 points) - Archive
UTF-8 Encoding Debugging Chart
See discussion (11 comments, 116 points) - Archive
Dark corners of Unicode
See discussion (28 comments, 158 points) - Archive
The WTF-8 encoding
See discussion (104 comments, 235 points) - Archive
The I-JSON Message Format
See discussion (45 comments, 132 points) - Archive
I � Unicode [pdf]
See discussion (43 comments, 98 points) - Archive
Unicode support in MySQL is...
See discussion (107 comments, 157 points) - Archive
JavaScript has a Unicode problem (2013)
See discussion (35 comments, 83 points) - Archive
Why does HTML think “chucknorris” is a color? (2011)
See discussion (43 comments, 188 points) - Archive
Message threading (1997-2002)
See discussion (39 comments, 161 points) - Archive
Node's Unicode Dragon
See discussion (63 comments, 94 points) - Archive
ChesSMS: Using Unicode to play Chess over SMS
See discussion (22 comments, 159 points) - Archive
Why aren't ◎ܫ◎ and ☺ valid Javascript variable names?
See discussion (20 comments, 86 points) - Archive
Why did base64 win against uuencode?
See discussion (103 comments, 225 points) - Archive
Fun with DNS TXT Records
See discussion (64 comments, 198 points) - Archive
The UX of UUIDs
See discussion (206 comments, 216 points) - Archive
ULID: Like UUID but Sortable (2019)
See discussion (57 comments, 107 points) - Archive
The Elegance of the ASCII Table
See discussion (187 comments, 285 points) - Archive