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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; }
}
...
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>();
...
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 ...
How to set the part of the text view is clickable
...verride
public void onClick(View textView) {
startActivity(new Intent(MyActivity.this, NextActivity.class));
}
@Override
public void updateDrawState(TextPaint ds) {
super.updateDrawState(ds);
ds.setUnderlineText(false);
}
};
ss.setSpan(clickableSpan, 22, 2...
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 do you avoid over-populating the PATH Environment Variable in Windows?
...
This will parse your %PATH% environment variable and convert each directory to its shortname equivalent and then piece it all back together:
@echo off
SET MyPath=%PATH%
echo %MyPath%
echo --
setlocal EnableDelayedExpansion
SET TempPath="%MyPath:;=";"%"
SET var=
FOR %%a IN (...
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 perform file system scanning
..."fmt"
)
func visit(path string, f os.FileInfo, err error) error {
fmt.Printf("Visited: %s\n", path)
return nil
}
func main() {
flag.Parse()
root := flag.Arg(0)
err := filepath.Walk(root, visit)
fmt.Printf("filepath.Walk() returned %v\n", err)
}
Please note that filepath.Walk walks ...
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?
...