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How-to articles, tricks, and solutions about UTF-8

error UnicodeDecodeError: 'utf-8' codec can't decode byte 0xff in position 0: invalid start byte

Here is an example of how to handle a UnicodeDecodeError caused by an invalid start byte:

UTF-8 python python-3.x

file_get_contents() Breaks Up UTF-8 Characters

The file_get_contents() function in PHP is used to read the contents of a file into a string.

php UTF-8 file-get-contents

Getting ’ instead of an apostrophe(') in PHP

This can occur if your PHP code is using the ISO-8859-1 character set instead of UTF-8.

php UTF-8 character-encoding mojibake

How can I write a file in UTF-8 format?

To write a file in UTF-8 encoding with PHP, you can use the fopen, fwrite, and fclose functions.

php encoding UTF-8 mbstring iconv

How to decode Unicode escape sequences like "\u00ed" to proper UTF-8 encoded characters?

In PHP, you can use the utf8_decode() function to decode a string that contains Unicode escape sequences.

php UTF-8 escaping unicode decoding

How to remove all non printable characters in a string?

To remove all non-printable characters in a string in PHP, you can use the preg_replace function with a regular expression pattern that matches non-printable characters.

php UTF-8 ascii

How to Set HTTP Header to UTF-8 in PHP

If you want to learn how to set the HTTP header to UTF-8 in PHP, then read this snippet, examine and run the examples, that are demonstrated in it.

php header UTF-8

Setting the default Java character encoding

To set the default character encoding for the Java Virtual Machine (JVM), you can use the -Dfile.encoding option when starting the JVM.

java UTF-8 character-encoding

Unicode (UTF-8) reading and writing to files in Python

To read a file in Unicode (UTF-8) encoding in Python, you can use the built-in open() function, specifying the encoding as "utf-8".

UTF-8 python io unicode

UTF-8 byte[] to String

To convert a byte array to a string in UTF-8 encoding, you can use the following method in Java:

java UTF-8