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How do I convert Long to byte[] and back in java
...st be converted to long which does sign extension. A byte with value -128 (hex 0x80) will turn into a long with value -128 (hex 0xFFFF FFFF FFFF FF80). First after the conversion are the values or:ed together. Using bitwise-and protects against this by first converting the byte to an int and cutting...
Unicode character for “X” cancel / close?
...like i.e: in an :before or :after pseudo) simply use the escaped \ Unicode HEX value, like for example:
[class^="ico-"], [class*=" ico-"]{
font: normal 1em/1 Arial, sans-serif;
display: inline-block;
}
.ico-times:before{ content: "\2716"; }
.ico-check:before{ content: "\2714"; }
<i cla...
Dynamically change color to lighter or darker by percentage CSS (Javascript)
...other links, but with lighter color. Obviously I can just do simply by the hex code adding in the CSS file, but our site lets user decide what colors they want for their customized profile/site (like Twitter).
...
Oracle中translate与replace的使用 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...+
TRANSLATE：第二、三参数一一对应，没有对应就删除原字符串。第一个例子中，2个逗号变成2个加号；第二个例子中，只有c变成加号，其余的删掉了。
1.translate
语法：TRANSLATE(char, from, to)
用法：返回将出现在from中...
In C# what is the difference between ToUpper() and ToUpperInvariant()?
... var prefix = bytes.Length == 4 ? @"\U" : @"\u";
var hex = BitConverter.ToString(bytes.Reverse().ToArray()).Replace("-", string.Empty);
return $"{prefix}{hex}";
}
public override string ToString()
{
return $"{Character} ({EscapeS...
Validate a username and password against Active Directory?
...ntext error, data 773, v1db1"
The lexc.ServerErrorMessage data value is a hex representation of the Win32 Error Code. These are the same error codes which would be returned by otherwise invoking the Win32 LogonUser API call. The list below summarizes a range of common values with hex and decimal ...
XML中的转义字符 - C/C++ - 清泛网 - 专注C/C++及内核技术
XML中的转义字符XML实体中不允许出现"&","<",">"等特殊字符,否则XML语法检查时将出错,如果编写的XML文件必须包含这些字符,则必须分别写成"&","<",">"再...XML实体中不允许出现"&","<",">"等特殊字符,否则XML语法检查时将出错,如果编写...
When is CRC more appropriate to use than MD5/SHA1?
...a86af", what is 8 character long string. Btw, it is 32bit number stored in HEX format. For example, "sha256" has 256bits hash, again stored as HEX, what gives 64 character long string.
– Martin
Aug 6 '12 at 12:28
...
namespaces for enum types - best practices
...nknown = 0,
MCS,
MEM,
BIN,
HEX
} Type;
};
...
class Worker {
File::Type fileType;
void DoIt() {
switch(fileType) {
case File::MCS: ... ;
case File::MEM: ... ;
case File::HEX: ... ;
}
}
...
Disable developer mode extensions pop up in Chrome
...ome.dll (dev channel, 32-bit) using hiew32 demo version: run it, switch to hex view (Enter key), search for ExtensionDeveloperModeWarning (F7) then press F6 to find the referring code, go to nearby INC EAX line, which is followed by RETN, press F3 to edit, type 90 instead of 40, which will be render...