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C pointer to array/array of pointers disambiguation
...
int* arr[8]; // An array of int pointers.
int (*arr)[8]; // A pointer to an array of integers
The third one is same as the first.
The general rule is operator precedence. It can get even much more complex as function point...
How to use Single TextWatcher for multiple EditTexts?
... view;
}
public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
public void afterTextChanged(Editable editable) {
String text = editable.toString();
switch(vie...
How to initialize a private static const map in C++?
I need just dictionary or associative array string => int .
10 Answers
10
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Removing “NUL” characters
...ollowing:
//The hexidecimal 0x0 is the null character
mystring.Contains(Convert.ToChar(0x0).ToString() );
// This will replace the character
mystring = mystring.Replace(Convert.ToChar(0x0).ToString(), "");
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How do I get bit-by-bit data from an integer value in C?
...lue to get just the bit we want. We could write it out more fully as:
int mask = 1 << k;
int masked_n = n & mask;
int thebit = masked_n >> k;
You can read more about bit-masking here.
Here is a program:
#include <stdio.h>
#include <stdlib.h>
int *get_b...
Passing a 2D array to a C++ function
...hree ways to pass a 2D array to a function:
The parameter is a 2D array
int array[10][10];
void passFunc(int a[][10])
{
// ...
}
passFunc(array);
The parameter is an array containing pointers
int *array[10];
for(int i = 0; i < 10; i++)
array[i] = new int[10];
void passFunc(int *a[10]...
How can I create Min stl priority_queue?
...
Use std::greater as the comparison function:
std::priority_queue<int, std::vector<int>, std::greater<int> > my_min_heap;
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Setting an int to Infinity in C++
I have an int a that needs to be equal to "infinity". This means that if
6 Answers
6...
How to make inline functions in C#
...ral syntaxes available.
Anonymous methods were added in C# 2.0:
Func<int, int, int> add = delegate(int x, int y)
{
return x + y;
};
Action<int> print = delegate(int x)
{
Console.WriteLine(x);
}
Action<int> helloWorld = delegate // parameters can be elided if ignored
{
...
Extracting hours from a DateTime (SQL Server 2005)
...EN 10 THEN '10AM'
WHEN 11 THEN '11AM'
WHEN 12 THEN '12PM'
ELSE CONVERT(varchar, DATEPART(HOUR, R.date_schedule)-12) + 'PM'
END
FROM
dbo.ARCHIVE_RUN_SCHEDULE R
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