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C++字符串截断时中文的处理问题（中文被截断怎么处理？） - c++1y / stl - ...
// 防止后台错误消息中汉字双字节被截断出现乱码
if (pRspMsg->RspMsg.buf[pRspMsg->RspMsg.Length() - 2] & 0x80)
pRspMsg->RspMsg.buf[pRspMsg->RspMsg.Length() - 2] = 0;
一个字节和0x80与运算（& 0x80 ）是否...
Convert SVG image to PNG with PHP
I'm working on a web project that involves a dynamically generated map of the US coloring different states based on a set of data.
...
PDO Prepared Inserts multiple rows in single query
... table (fielda, fieldb, ... ) values (?,?...), (?,?...)....
That is basically how we want the insert statement to look like.
Now, the code:
function placeholders($text, $count=0, $separator=","){
$result = array();
if($count > 0){
for($x=0; $x<$count; $x++){
$re...
How do you Encrypt and Decrypt a PHP String?
... You may also use GCM (which removes the need for a separate MAC). Additionally, ChaCha20 and Salsa20 (provided by libsodium) are stream ciphers and do not need special modes.
Unless you chose GCM above, you should authenticate the ciphertext with HMAC-SHA-256 (or, for the stream ciphers, Poly1305 -...
How can I create an error 404 in PHP?
My .htaccess redirects all requests to /word_here to /page.php?name=word_here . The PHP script then checks if the requested page is in its array of pages.
...
领域驱动设计系列（三）:事件驱动上 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...nt.DeActive();
_emailService.SendEmail();
}
}
但是，问题来了，如果后来我们要说，如果设备坏了，我们要更改可用库存的数量，这时候我们是不是要在这里修改代码而引入IInventoryService? 后来如果经理说设备坏了你们尽然...
PHP script - detect whether running under linux or Windows?
...TH_SEPARATOR>":" returns true for Windows too (PATH_SEPARATOR is ":" on all other OSs).
– Titus
Jan 8 '17 at 12:45
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What's the deal with a leading underscore in PHP class methods?
... { to give it some extra weight.
I've never heard of developers prefacing all their methods with underscores, so I can't begin to explain what causes that.
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How to resolve “must be an instance of string, string given” prior to PHP 7?
... supposed to work to begin with. Given the dynamic typing system, this actually makes some sort of perverted sense.
You can only manually "type hint" scalar types:
function foo($string) {
if (!is_string($string)) {
trigger_error('No, you fool!');
return;
}
...
}
...
How to read if a checkbox is checked in PHP?
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this is the really good form to do this in pure simple php. but have to note that the value of a checkbox is string on when it is activated an a inexisting value if it is checked.
– Elvis Technologies
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