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Illegal mix of collations MySQL Error
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SET collation_connection = 'utf8_general_ci';
then for your databases
ALTER DATABASE your_database_name CHARACTER SET utf8 COLLATE utf8_general_ci;
ALTER TABLE your_table_name CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci;
MySQL sneaks swe...
基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... Secret了。
下面继续做我们的微博应用，发消息一般都是文本形式的，不过有中国特色的微博开放平台支持文本加图片的方式：图片上传到服务器，但本身并不参与签名。这和标准OAuth是冲突的，所以要扩展一下PECL OAuth，并且尽...
Storing money in a decimal column - what precision and scale?
...oice (a quick Google bears this out). I think this originates from the old VBA/Access/Jet Currency data type, being the first fixed point decimal type in the language; Decimal only came in 'version 1.0' style (i.e. not fully implemented) in VB6/VBA6/Jet 4.0.
The rule of thumb for storage of fixed p...
What is the MySQL VARCHAR max size?
...r, note that the limit is lower if you use a multi-byte character set like utf8 or utf8mb4.
Use TEXT types inorder to overcome row size limit.
The four TEXT types are TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT. These correspond to the four BLOB types and have the same maximum lengths and storage ...
Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
...t; json_string = json.dumps("ברי צקלה", ensure_ascii=False).encode('utf8')
>>> json_string
b'"\xd7\x91\xd7\xa8\xd7\x99 \xd7\xa6\xd7\xa7\xd7\x9c\xd7\x94"'
>>> print(json_string.decode())
"ברי צקלה"
If you are writing to a file, just use json.dump() and leave it to th...
Laravel migration: unique key is too long, even if specified
...aware that VARCHAR may have 1, 2 or 4 bytes for each length unit. Example: utf8_mb4 (4 bytes) -> 767 / 4 = 191. Otherwise utf8_general_ci for VARCHAR(X) with X < 85 ( 1 byte ) = O(85) , or utf8_general_ci for VARCHAR(X) with X >= 86 ( 2 bytes ) -> 767 / 2 = 383. Consider also other colum...
How to fix “Incorrect string value” errors?
...ing value errors, I went though and switched many text columns to use the utf8 column charset and the default column collate ( utf8_general_ci ) so that it would accept them. This fixed most of the errors, and made the application stop getting sql errors when it hit non-latin emails, too.
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SET NAMES utf8 in MySQL?
... 'ö' and 'ñ' are extended ASCII. Would you still need to SET NAMES UTF8 for them?
– Tim
Jun 26 '11 at 7:12
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Write text files without Byte Order Mark (BOM)?
I am trying to create a text file using VB.Net with UTF8 encoding, without BOM. Can anybody help me, how to do this?
I can write file with UTF8 encoding but, how to remove Byte Order Mark from it?
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Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...ge.net/ )
调试器 -- gdb
十六进制编辑器 -- hexedit
文本编辑器 -- vim
压缩工具 -- upx (http://upx.sourceforge.net)
计算器 -- gcalctool（gnome计算器）
开始逆向之旅
首先我们看看程序基本信息：
打开控制台，切换...