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Is there a read-only generic dictionary available in .NET?
...ns(item);
}
public void CopyTo(KeyValuePair<TKey, TValue>[] array, int arrayIndex)
{
_dictionary.CopyTo(array, arrayIndex);
}
public int Count
{
get { return _dictionary.Count; }
}
public bool IsReadOnly
{
get { return true; }
...
Is there a standard function to check for null, undefined, or blank variables in JavaScript?
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Except if value is an array. The interpretation of truthy could be misleading. In that case we should be checking value.length != 0 for a non-empty array.
– user
Apr 18 '14 at 21:06
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What's the purpose of the LEA instruction?
... set was designed to support high-level languages like Pascal and C, where arrays—especially arrays of ints or small structs—are common. Consider, for example, a struct representing (x, y) coordinates:
struct Point
{
int xcoord;
int ycoord;
};
Now imagine a statement like:
int y = ...
PHP function to get the subdomain of a URL
...
Here's a one line solution:
array_shift((explode('.', $_SERVER['HTTP_HOST'])));
Or using your example:
array_shift((explode('.', 'en.example.com')));
EDIT: Fixed "only variables should be passed by reference" by adding double parenthesis.
EDIT 2:...
Byte array to image conversion
I want to convert a byte array to an image.
13 Answers
13
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When does a process get SIGABRT (signal 6)?
... allocation.
It happened to me when my program was trying to allocate an
array with negative size.
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What is the difference between NaN and None?
...y for a much simpler approach of using a special value in float and object arrays to denote NA, and promoting integer arrays to floating when NAs must be introduced.
Note: the "gotcha" that integer Series containing missing data are upcast to floats.
In my opinion the main reason to use NaN (over...
Is JSON Hijacking still an issue in modern browsers?
...rd behavior for receiving collection data in Backbone is to send as a JSON Array.
1 Answer
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scala vs java, performance and memory? [closed]
...erful, but occasionally can be annoying. For example, suppose you have an array of strings (called array), and a map from those strings to files (called mapping). Suppose you want to get all files that are in the map and come from strings of length greater than two. In Java, you might
int n = 0;...
What is the significance of initializing direction arrays below with given values when developing ch
...oders have these four lines in their code (particularly in those involving arrays):
3 Answers
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