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fluffyandflakey.blog | ||
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www.internalpointers.com
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| | | | | How not to get lost in a multilingual world. | |
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www.depesz.com
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blog.fredrb.com
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| | | | | Character encoding and UTF-8 Here are some quick facts I learned about character encoding, ASCII and UTF-8: You need to know the encoding of any text, otherwise it's impossible to decipher the message (although it's common for applications to assume the encoding). ASCII standard character set uses 7 bits only (0x00:0x7F range). This allows for 128 character only. The upper 128 positions (0x7F:0xFF) can be used by other encodings that preserve the first 128 ASCII characters and add new characters. There are many 8bit charsets that use the same first 7bits from ASCII. Unicode provides a unique code for every character, regardless of the language. This might not be entirely true. A combination of Unicode values can map to a single character. Additionally, there... | |
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rdrr.io
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| | | [AI summary] This document explains the use of regular expressions in R, covering both extended and Perl-like regular expressions with their syntax, metacharacters, and applications. | ||
