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CSS background-image - What is the correct usage?
...of the CSS background-image property?
The key things I am trying to understand is
10 Answers
...
Android: java.lang.SecurityException: Permission Denial: start Intent
...activity>
and
<activity android:name=".myclass" android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
&l...
Failed to load c++ bson extension
... This is not a solution. With the same result you can just remove strings which prints error. This error appears because of native c++ plugin for bson not found and in this case js realization will be used anyway.
– Alendorff
May 19 '15 at 0:38
...
Swift - class method which must be overridden by subclass
...{
// 'Implementation' provided by subclass
let fooImpl: (() -> String)
// Delegates to 'implementation' provided by subclass
func foo() -> String {
return fooImpl()
}
init(fooImpl: (() -> String)) {
self.fooImpl = fooImpl
}
}
class MyImpl: MyV...
How to extract URL parameters from a URL with Ruby or Rails?
...
I think you want to turn any given URL string into a HASH?
You can try http://www.ruby-doc.org/stdlib/libdoc/cgi/rdoc/classes/CGI.html#M000075
require 'cgi'
CGI::parse('param1=value1&param2=value2&param3=value3')
returns
{"param1"=>["value1"], "pa...
Favorite way to create an new IEnumerable sequence from a single value?
...equence, it's a sequence with one element. To create an empty sequence of strings you can do
var sequence = Enumerable.Empty<string>();
EDIT OP clarified they were looking to create a single value. In that case
var sequence = Enumerable.Repeat("abc",1);
...
How do I clone a generic list in C#?
...uplicate the items in the list? Would this work? || var clonedList = ListOfStrings.ConvertAll(p => p);
– IbrarMumtaz
Aug 17 '14 at 15:42
...
Override and reset CSS style: auto or none don't work
...ault, although if you're working in Javascript, you can set it to an empty string, which will do the trick.
width:auto; is valid, but isn't the default. The default width for a table is 100%, whereas width:auto; will make the element only take up as much width as it needs to.
min-width:auto; isn't...
How can I add to List
...t you add a number
untypedList.add(200);
// But it will also let you add a String! BAD!
untypedList.add("foo");
// YOU PROBABLY WANT THIS
// This is safer, because it will (partially) check the type of anything you add
List<Number> superclassedList = (List<Number>)(List<?>)list;
...
Why do we need Abstract factory design pattern?
...lic static Feature PlatformFeature
{
get
{
string platform;
// do platform detection here
if (platform == "Win32")
return new Win32Feature();
if (platform == "POSIX")
return new POSIXFeature();
...