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XAMPP - Port 80 in use by “Unable to open process” with PID 4! 12
...RVER)" also uses port 80 and so it should be stopped if MS-SQL sever is insalled on your machine.
– johnkarka
Nov 21 '15 at 12:01
1
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How to detect reliably Mac OS X, iOS, Linux, Windows in C preprocessor? [duplicate]
... Apple platform"
#endif
#elif __linux__
// linux
#elif __unix__ // all unices not caught above
// Unix
#elif defined(_POSIX_VERSION)
// POSIX
#else
# error "Unknown compiler"
#endif
The defined macros depend on the compiler that you are going to use.
The _WIN64 #ifdef can be nes...
What's the false operator in C# good for?
...rride |, &, true and false in exactly the right way the compiler will call | and & when you write || and &&.
For example, look at this code (from http://ayende.com/blog/1574/nhibernate-criteria-api-operator-overloading - where I found out about this trick; archived version by @Biggs...
Changing the selected option of an HTML Select element
... function() {}});
ng.bootstrap(App).then(function(app) {
app._hostComponent.instance.val = 3;
});
</script>
Demo
Vue 2
<div id="app">
<select v-model="val">
<option value="1">Cat</option>
<option value="2">Dog</option&g...
Creating a “logical exclusive or” operator in Java
...Here's an example:
public static void main(String[] args) {
boolean[] all = { false, true };
for (boolean a : all) {
for (boolean b: all) {
boolean c = a ^ b;
System.out.println(a + " ^ " + b + " = " + c);
}
}
}
Output:
false ^ false = false
f...
Why isn't there a Guid.IsNullOrEmpty() method
...why Guid in .NET does not have IsNullOrEmpty() method (where empty means all zeros)
6 Answers
...
Lambda Expression and generic method
...e of [..] T. [..] A lambda expression is congruent with a function type if all of the following are
true:
The function type has no type parameters.
[..]
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SQL Server database backup restore on lower version
...R2 or
restore the backup you have on a SQL Server 2008 R2 instance, export all the data and import it on a SQL Server 2008 database.
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A migration to add unique constraint to a combination of columns
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Nope, it's all good. My bad! The unique constraint comes with the unique index.
– Paul Cantrell
Aug 24 '11 at 16:34
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Best way to extract a subvector from a vector?
Suppose I have a std::vector (let's call it myVec ) of size N . What's the simplest way to construct a new vector consisting of a copy of elements X through Y, where 0
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