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How to check if PHP array is associative or sequential?
...t WTF is that it even does this to floats; if you try var_dump([1.2 => 'foo', 1.5 => 'bar']); you'll discover that you get the array [1 => 'bar']. There's no way whatsoever to find out a key's original type. Yes, all this is awful; PHP's arrays are by far the worst part of the language, and...
Convert Django Model object to dict with all of the fields intact
...
Something I do is check for get_FOO_display and return that value instead of whatever value may actually be there.
– Bobort
May 2 '19 at 19:25
...
Why would I ever use push_back instead of emplace_back?
...ization, which I'm very fond of. For instance:
struct aggregate {
int foo;
int bar;
};
std::vector<aggregate> v;
v.push_back({ 42, 121 });
On the other hand, v.emplace_back({ 42, 121 }); will not work.
shar...
Do HttpClient and HttpClientHandler have to be disposed between requests?
...oks like a short-lived thing when we write code in this style:
using (var foo = new SomeDisposableObject())
{
...
}
the official documentation on IDisposable
never mentions IDisposable objects have to be short-lived.
By definition, IDisposable is merely a mechanism to allow you to release unm...
When should I really use noexcept?
...e flow graph.
You asked for a specific example. Consider this code:
void foo(int x) {
try {
bar();
x = 5;
// Other stuff which doesn't modify x, but might throw
} catch(...) {
// Don't modify x
}
baz(x); // Or other statement using x
}
The flow gr...
What is the difference between javac and the Eclipse compiler?
...er, it can compile code with errors, you don't want stuff like public void foo() { throw new Error("Unresolved compilation problem: \n\tFOOBAR cannot be resolved\n"); } to appear in my production code.
– Matthew Farwell
Sep 28 '11 at 13:18
...
What Content-Type value should I send for my XML sitemap?
...8.
For text/xml, text/xml-external-parsed-entity, or a subtype like text/foo+xml, the encoding attribute of the XML declaration within the document is ignored, and the character encoding is:
the encoding given in the charset parameter of the Content-Type HTTP header, or
us-ascii.
Most parsers ...
Correct use for angular-translate in controllers
...ootScope in combination with $translate.instant() like this:
.controller('foo', function ($rootScope, $scope, $translate) {
$rootScope.$on('$translateChangeSuccess', function () {
$scope.pageTitle = $translate.instant('PAGE.TITLE');
});
})
So why $rootScope and not $scope? The reason for ...
What is the difference between named and positional parameters in Dart?
...tion or method. The following is not allowed.
thisFunctionWontWork(String foo, [String positonal], {String named}) {
// will not work!
}
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What are good alternatives to SQL (the language)? [closed]
...ch you use SQL", because SQL, is not truly relational. Example: SELECT Sum(foo) BAR Blah WHERE 1=0. SQL returns null, 100% relational demands a zero. carfield.com.hk/document/misc/SQL_Problems.pdf
– McKay
Oct 28 '10 at 19:53
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