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What is “rvalue reference for *this”?
...wording though.
Next, the following code chooses the function to be called based on the ref-qualifier of the "implicit object parameter" of the function†:
// t.cpp
#include <iostream>
struct test{
void f() &{ std::cout << "lvalue object\n"; }
void f() &&{ std::cout <...
Restore the state of std::cout after manipulating it
...ude <iostream> or #include <ios> then when required:
std::ios_base::fmtflags f( cout.flags() );
//Your code here...
cout.flags( f );
You can put these at the beginning and end of your function, or check out this answer on how to use this with RAII.
...
Why does Android use Java? [closed]
...MU translates it into for example 0x0E21. And to prevent you to change the base adress, its priviledged instruction and your program when started by OS has assigned lowest priviledge level. If not, single CLI (disable interrupts) instruction would crash system....
– B.Gen.Jack....
PostgreSQL: How to make “case-insensitive” query
...hat could cause trouble. Case-insensitive collation, citext, or a function-based index will improve performance.
– Jordan
Aug 10 '11 at 4:23
114
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Get the current git hash in a Python script
... parent
v1.0.4-14-g2414721
i.e. the current head of my "parent" branch is based on v1.0.4, but since it has a few commits on top of that, describe has added the number of additional commits ("14") and an abbreviated object name for the commit itself ("2414721") at the end.
From within Python, you ...
Omitting all xsi and xsd namespaces when serializing an object in .NET?
...eed
public NoNamespaceXmlWriter(System.IO.TextWriter output)
: base(output) { Formatting= System.Xml.Formatting.Indented;}
public override void WriteStartDocument () { }
public override void WriteStartElement(string prefix, string localName, string ns)
{
base.WriteS...
fastest MD5 Implementation in JavaScript
...always generate db with hashes and decode passwords. Give me your live database with 10M users & code. I will have fun with that and post on the internet my decoded results. Cheers.
– Lukas Liesis
Dec 27 '15 at 22:46
...
Why does C# forbid generic attribute types?
... attribute. The part of the C# 3 spec that bans it - section 10.1.4 "Class base specification" doesn't give any justification.
The annotated ECMA C# 2 spec doesn't give any helpful information either, although it does provide an example of what's not allowed.
My copy of the annotated C# 3 spec sho...
C# using streams
...apper) over a physical stream of bytes. This physical stream is called the base stream. So there is always a base stream over which a stream wrapper is created and thus the wrapper is named after the base stream type ie FileStream, MemoryStream etc.
The advantage of the stream wrapper is that you g...
Setting Access-Control-Allow-Origin in ASP.Net MVC - simplest possible method
...ttpContext.Response.AddHeader("Access-Control-Allow-Origin", "*");
base.OnActionExecuting(filterContext);
}
}
Tag your action:
[AllowCrossSiteJson]
public ActionResult YourMethod()
{
return Json("Works better?");
}
For ASP.NET Web API
using System;
using System.Web.Http.Filters...