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Loop through Map in Groovy?
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PHP Pass by reference in foreach [duplicate]
... the output I was able to understand: $v gets the item [0](zero). $a[3] is now zero $v gets the item [1](one). $a[3] is now one $v gets the item [2](two). $a[3] is now two $v gets the item [3](two). $a[3] is now two
– Eduardo
Sep 2 '13 at 2:18
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Does .NET have a way to check if List a contains all items in List b?
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If you're using .NET 3.5, it's easy:
public class ListHelper<T>
{
public static bool ContainsAllItems(List<T> a, List<T> b)
{
return !b.Except(a).Any();
}
}
This checks whether there a...
Why can I pass 1 as a short, but not the int variable i?
...work but not the last? Is there a way I can allow all 3 of them and detect if it was 1, (int)1 or i passed in? And really why is one allowed but the last? The second being allowed but not the last really blows my mind.
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How does MongoDB sort records when no sort order is specified?
When we run a Mongo find() query without any sort order specified, what does the database internally use to sort the results?
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How to create duplicate allowed attributes
...ple = true)]
public class MyAttribute : Attribute
{}
Note, however, that if you are using ComponentModel (TypeDescriptor), it only supports one attribute instance (per attribute type) per member; raw reflection supports any number...
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What is the difference between buffer and cache memory in Linux?
To me it's not clear what's the difference between the two Linux memory concepts : buffer and cache . I've read through this post and it seems to me that the difference between them is the expiration policy:
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How to change the decimal separator of DecimalFormat from comma to dot/point?
...e separator either by setting a locale or using the DecimalFormatSymbols.
If you want the grouping separator to be a point, you can use an european locale:
NumberFormat nf = NumberFormat.getNumberInstance(Locale.GERMAN);
DecimalFormat df = (DecimalFormat)nf;
Alternatively you can use the Decimal...
Java - sending HTTP parameters via POST method easily
... : 'url.openconnection()' does not open connection. In case you do not specify a connect() statement the connection is opened when you write to to the http request body /heared and send it. I have tried this with certificates. The ssl handshake takes place only after you call connect or when you sen...
Set “Homepage” in Asp.Net MVC
...arameter.Optional }
);
routes.MapRoute(
name: "Example",
url: "hey/now",
defaults: new { controller = "Example", action = "DoSomething", id = UrlParameter.Optional }
);
Now the DoSomething action of the ExampleController class will be mapped to the url hey/now. But this can get tedious ...