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When should std::move be used on a function return value? [duplicate]
...bject is a function parameter,
and the object to be copied is designated by an lvalue, overload
resolution to select the constructor for the copy is first performed as
if the object were designated by an rvalue.
return foo; is a case of NRVO, so copy elision is permitted. foo is an lvalue. ...
Is an empty href valid?
...rence to the identified fragment of that document.
RFC 2396 is obsoleted by RFC 3986 (which is currently IETF’s URI standard), which essentially says the same.
HTML5
HTML5 uses (valid URL potentially surrounded by spaces → valid URL) W3C’s URL spec, which has been discontinued. WHATWG’s ...
What does the “__block” keyword mean?
...
It tells the compiler that any variable marked by it must be treated in a special way when it is used inside a block. Normally, variables and their contents that are also used in blocks are copied, thus any modification done to these variables don't show outside the block...
How do I delete NuGet packages that are not referenced by any project in my solution?
... you look to see where they are used, you can see that they are referenced by none of the solution's projects? They are NOT displaying an Uninstall?
...
How to decode HTML entities using jQuery?
...h untrusted user input.
Security issues in similar approaches
As noted by Mike Samuel, doing this with a <div> instead of a <textarea> with untrusted user input is an XSS vulnerability, even if the <div> is never added to the DOM:
function decodeEntities(encodedString) {
...
What is so special about Generic.xaml?
...he same assembly as the control. The key for the default style is provided by the Control.DefaultStyleKey dependency property, the default value of which is overridden in each sub-class of Control.
The name of the resource dictionary depends on the current Windows theme e.g. on Vista using the Aero...
How to create file execute mode permissions in Git on Windows?
...Git in Windows, and want to push the executable shell script into git repo by one commit.
5 Answers
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Git: How to edit/reword a merge commit's message?
...k part of that is an even simpler idiocy: we never even fire up the editor by default for a "git merge", but we do for a "git commit".
That was a design mistake, and it means that if you want to actually add a note to a merge, you have to do extra work. So people don't.
Note that, before Git 2...
Which characters are valid in CSS class names/selectors?
...t begin with an underscore (_), a hyphen (-), or a letter(a–z), followed by any number of hyphens, underscores, letters, or numbers. There is a catch: if the first character is a hyphen, the second character must2 be a letter or underscore, and the name must be at least 2 characters long.
-?[_a-...
JavaScript: What are .extend and .prototype used for?
...:
"high level function" meaning .extend isn't built-in but often provided by a library such as jQuery or Prototype.
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