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Check if database exists in PostgreSQL using shell
...------------+------------+-----------------------
my_db | my_user | UTF8 | en_US.UTF8 | en_US.UTF8 |
postgres | postgres | LATIN1 | en_US | en_US |
template0 | postgres | LATIN1 | en_US | en_US | =c/postgres +
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mysql Foreign key constraint is incorrectly formed error
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Recent versions of MariaDB seem to use utf8_mb4 as the default charset (when not set explicitly in the server config) so COLLATE utf8mb4_unicode_ci was my (unexpected) problem (on the dev machine).
– JonnyJD
Oct 20 '17 at 16:...
Maximum length for MySQL type text
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Note that in MySQL, utf8 consumes up to 3 bytes, utf8mb4 consumes up to 4. reference
– mpen
May 26 '15 at 16:09
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Converting between strings and ArrayBuffers
...ped to the encoding that they're using.
var filesToEncoding = {
'utf8.bin': 'utf-8',
'utf16le.bin': 'utf-16le',
'macintosh.bin': 'macintosh'
};
Object.keys(filesToEncoding).forEach(function(file) {
fetchAndDecode(file, filesToEncoding[file]);
});
} else {
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Save all files in Visual Studio project as UTF-8
...File.ReadAllText(f.FullName);
File.WriteAllText (f.FullName, s, Encoding.UTF8);
}
Only three lines of code! I'm sure you can write this in less than a minute :-)
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App Inventor 2 中文网 · 项目指南
... 基于最新官方原版深度定制，同步更新，深度中文本土化 官方英文原版 基本定制 版本过旧 文档教程 ...
How to convert UTF-8 byte[] to string?
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string result = System.Text.Encoding.UTF8.GetString(byteArray);
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Convert Unicode to ASCII without errors in Python
...nse, you'll get an error like or similar to this:
UnicodeDecodeError: 'utf8' codec can't decode byte 0x8b in position 1: unexpected code byte
In order to decode a gzpipped response you need to add the following modules (in Python 3):
import gzip
import io
Note: In Python 2 you'd use StringI...
Creating an empty file in C#
...revious .Net version? The file is not empty if I specify explicitly to use UTF8 encoding (or unicode or something else): <File.WriteAllText("c:\del.txt", String.Empty, System.Text.Encoding.UTF8);>
– Fil
Mar 8 '17 at 14:54
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mysql check collation of a table
...ow is the charset, not the collation. Two tables may have the same charset utf8, but different collations utf8_general_ci vs utf8_unicode_ci. This can cause error messages like HY000, 1267, Illegal mix of collations (utf8_general_ci,IMPLICIT) and (utf8_unicode_ci,IMPLICIT) for operation '='... which...