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How to access java-classes in the default-package?
...u can’t use classes in the default package from a named package.
(Technically you can, as shown in Sharique Abdullah's answer through reflection API, but classes from the unnamed namespace are not in scope in an import declaration)
Prior to J2SE 1.4 you could import classes from the default packag...
What's NSLocalizedString equivalent in Swift?
...e an Swift equivalent of NSLocalizedString(...) ?
In Objective-C , we usually use:
15 Answers
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Why does ASP.NET webforms need the Runat=“Server” attribute?
Why do I have to specify runat="server" on all my ASP.NET controls when it is a mandatory attribute and server is the only option available in my limited knowledge of ASP.NET, and I get an error if I don't use it?
...
Stored procedure slow when called from web, fast from Management Studio
I have stored procedure that insanely times out every single time it's called from the web application.
7 Answers
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How do Third-Party “tracking cookies” work?
...com, then the response might come back with a header that says Set-Cookie: foo=bar. Your browser stores this cookie, and on any subsequent requests to http://example.com, your browser will send foo=bar in the Cookie header. (Or at least until the cookie expires or is deleted.) The browser sends the ...
The property 'value' does not exist on value of type 'HTMLElement'
...ent. Similarly in statically typed Java this won't compile:
public Object foo() {
return 42;
}
foo().signum();
signum() is a method of Integer, but the compiler only knows the static type of foo(), which is Object. And Object doesn't have a signum() method.
But the compiler can't know that, i...
Return first N key:value pairs from dict
...ts as
import itertools
import collections
d = collections.OrderedDict((('foo', 'bar'), (1, 'a'), (2, 'b'), (3, 'c'), (4, 'd')))
x = itertools.islice(d.items(), 0, 4)
for key, value in x:
print key, value
itertools.islice allows you to lazily take a slice of elements from any iterator. If yo...
Using the Swift if let with logical AND operator &&
... or declaration. You can't have both expression and declaration.
let foo = bar is a declaration, it doesn't evaluate to a value that conforms to BooleanType. It declares a constant/variable foo.
Your original solution is good enough, it is much more readable then combining the conditions.
...
Where is Xcode's build folder?
...er/Xcode/DerivedData is now the default.
You can set the prefs in Xcode to allow projects to specify their build directories.
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Difference between == and ===
...there's three types you need to keep in mind: literal types, such as 1 or "foo", which haven't been bound to a variable and normally only affect compilation since you generally don't deal with them during runtime; struct types such as Int and String which are what you get when you assign a literal t...