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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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GetType() can lie?
... answered May 28 '13 at 9:22
Mårten WikströmMårten Wikström
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Nullable Foreign Key bad practice?
...red Nov 12 '09 at 17:14
Patrik HägnePatrik Hägne
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What is Common Gateway Interface (CGI)?
...ed Jan 18 '10 at 21:23
Juha SyrjäläJuha Syrjälä
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How to convert UTF-8 byte[] to string?
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string result = System.Text.Encoding.UTF8.GetString(byteArray);
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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...
require file as string
...ction (module, filename) {
module.exports = fs.readFileSync(filename, 'utf8');
};
var words = require("./words.txt");
console.log(typeof words); // string
Otherwise, you can mix fs.readFile with require.resolve:
var fs = require('fs');
function readModuleFile(path, callback) {
try {
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解决#!/usr/bin/python: No such file or directory - 更多技术 - 清泛网 - 专注IT技能提升
...的，改为Linux的 n。使用Notepad++修改：2、也可能是文件是UTF8(BOM)编码导致的，改为UTF8即可。出现此类问题是因为脚本文件的内容中特殊字符导致的：
1、可能是Windows的换行符\r\n导致的，改为Linux的\n。
使用Notepad++修改：
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