大约有 3,000 项符合查询结果（耗时：0.0249秒） [XML]
UTF-8 all the way through
...
Data Storage:
Specify the utf8mb4 character set on all tables and text columns in your database. This makes MySQL physically store and retrieve values encoded natively in UTF-8. Note that MySQL will implicitly use utf8mb4 encoding if a utf8mb4_* col...
#1071 - Specified key was too long; max key length is 1000 bytes
...lumn2, column3, column4, column5, column6)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
UTF8 is multi-bytes, and key length is calculated in this way - 500 * 3 * 6 = 9000 bytes.
But note, next query works!
CREATE TABLE IF NOT EXISTS test_table1 (
column1 varchar(500) NOT NULL,
column2 varchar(500) ...
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...
How do I encode and decode a base64 string?
...se64Encode(string plainText) {
var plainTextBytes = System.Text.Encoding.UTF8.GetBytes(plainText);
return System.Convert.ToBase64String(plainTextBytes);
}
Decode
public static string Base64Decode(string base64EncodedData) {
var base64EncodedBytes = System.Convert.FromBase64String(base64Enco...
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...
convert streamed buffers to utf8-string
... the binary contents to a string using a specific encoding. It defaults to utf8 if you don't provide a parameter, but I've explicitly set the encoding in this example.
var req = http.request(reqOptions, function(res) {
...
res.on('data', function(chunk) {
var textChunk = chunk.toSt...
How can I make SQL case sensitive string comparison on MySQL?
...
@BT To make utf8 column case sensitive you could use bin colation like: SELECT 'email' COLLATE utf8_bin = 'Email'
– piotrekkr
Apr 23 '13 at 11:43
...
Possible to do a MySQL foreign key to one of two possible tables?
...SONG tinyint(1) NOT NULL DEFAULT '1',SONG TITLE varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,DESCRIPTION varchar(1000) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,ARTIST varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT 'Άγνωστος καλλι...
How do I convert from BLOB to TEXT in MySQL?
...
That's unnecessary. Just use SELECT CONVERT(column USING utf8) FROM..... instead of just SELECT column FROM...
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How can I search (case-insensitive) in a column using LIKE wildcard?
...
SELECT *
FROM trees
WHERE trees.`title` COLLATE UTF8_GENERAL_CI LIKE '%elm%'
Actually, if you add COLLATE UTF8_GENERAL_CI to your column's definition, you can just omit all these tricks: it will work automatically.
ALTER TABLE trees
MODIFY COLUMN title VARCHAR(…) C...