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How do SO_REUSEADDR and SO_REUSEPORT differ?
... specific port itself in that case (usually from a predefined, OS specific range of source ports). A similar wildcard exists for the source address, which can be "any address" (0.0.0.0 in case of IPv4 and :: in case of IPv6). Unlike in case of ports, a socket can really be bound to "any address" whi...
Efficiently replace all accented characters in a string?
... as e + ̀.
Using a regex character class to match the U+0300 → U+036F range, it is now trivial to globally get rid of the diacritics, which the Unicode standard conveniently groups as the Combining Diacritical Marks Unicode block.
See comment for performance testing.
Alternatively,...
The definitive guide to form-based website authentication [closed]
...accounts.
The form “account@domain” is concise and supported by a wide range of protocols and URI schemes. Such an identifier is, of course, most universally recognized as an email address.
Email providers are already the de-facto primary identity providers online. Current password reset flows u...
What characters are valid for JavaScript variable names?
... screwed up all the time. Keep your public identifiers in the 32-126 ASCII range where it's safe.
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What is a NullReferenceException, and how do I fix it?
... // There is no Dictionary to perform the lookup.
Range Variable (Indirect/Deferred)
public class Person
{
public string Name { get; set; }
}
var people = new List<Person>();
people.Add(null);
var names = from p in people select p.Name;
string firstName = names.Fi...
Dokan虚拟磁盘开发实战 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...nc(i);
if (c and $C0) <> $80 then Exit; // malformed trail byte or out of range char
if i > SourceBytes then Exit; // incomplete multibyte char
wc := (wc shl 6) or (c and $3F);
end;
c := Byte(Source[i]);
Inc(i);
if (c and $C0) <> $80 then Exit; // malformed trail byte
Dest[count] := WideCh...