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Is there a read-only generic dictionary available in .NET?
...);
}
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; }
}
...
Replace multiple characters in a C# string
... StringBuilder m_ReplaceSB;
private static StringBuilder GetReplaceSB(int capacity)
{
var result = m_ReplaceSB;
if (null == result)
{
result = new StringBuilder(capacity);
m_ReplaceSB = result;
}
else
{
res...
Why does ReSharper want to use 'var' for everything?
...
One reason is improved readability. Which is better?
Dictionary<int, MyLongNamedObject> dictionary = new Dictionary<int, MyLongNamedObject>();
or
var dictionary = new Dictionary<int, MyLongNamedObject>();
...
Can you explain the concept of streams?
...r reading and writing bytes to its given backing store. But what is the point of the stream? Why isn't the backing store itself what we interact with?
...
ExpandableListView - hide indicator for groups with no children
...
Based on StrayPointer's answer and the code from the blog, you can simplify the code even more:
In your xml add the folowing to ExpandableListView:
android:groupIndicator="@android:color/transparent"
Then in the Adapter you do the follow...
How different is Objective-C from C++? [closed]
...electors" (which have type SEL) as an approximate equivalent to function pointers.
Objective-C uses a messaging paradigm (a la Smalltalk) where you can send "messages" to objects through methods/selectors.
Objective-C will happily let you send a message to nil, unlike C++ which will crash if you try...
how to set textbox value in jquery
...d.
$(selector).load() returns the a jQuery object. By default an object is converted to [object Object] when treated as string.
Further clarification:
Assuming your URL returns 5.
If your HTML looks like:
<div id="foo"></div>
then the result of
$('#foo').load('/your/url');
wi...
How to forward declare a template class in namespace std?
...late params for std::list (allocator I think). But, that is beside the point. Do I have to know the full template declaration of a template class to be able to forward declare it?
...
How to find out if an item is present in a std::vector?
...n use std::find from <algorithm>:
#include <vector>
vector<int> vec;
//can have other data types instead of int but must same datatype as item
std::find(vec.begin(), vec.end(), item) != vec.end()
This returns a bool (true if present, false otherwise). With your example:
#inc...
Pointer arithmetic for void pointer in C
When a pointer to a particular type (say int , char , float , ..) is incremented, its value is increased by the size of that data type. If a void pointer which points to data of size x is incremented, how does it get to point x bytes ahead? How does the compiler know to add x to value of ...