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How to initialize private static members in C++?
... file if not shared).
File: foo.h
class foo
{
private:
static int i;
};
But the initialization should be in source file.
File: foo.cpp
int foo::i = 0;
If the initialization is in the header file then each file that includes the header file will have a definition of the static membe...
C++ templates Turing-complete?
...
Example
#include <iostream>
template <int N> struct Factorial
{
enum { val = Factorial<N-1>::val * N };
};
template<>
struct Factorial<0>
{
enum { val = 1 };
};
int main()
{
// Note this value is generated at compile time.
/...
Get Base64 encode file-data from Input Form
...a or doing other voodoo magic before you upload.
There are two methods:
Convert to string and use the built-in btoa or similar
I haven't tested all cases, but works for me- just get the char-codes
Convert directly from a Uint8Array to base64
I recently implemented tar in the browser. As par...
Java int to String - Integer.toString(i) vs new Integer(i).toString()
Sometimes java puzzles me.
I have a huge amount of int initializations to make.
11 Answers
...
How to delete a property from Google Analytics
...
UPDATE/EDIT – December 5, 2014 : Converted this to community wiki… feel invited to edit and update.
UPDATE/EDIT – AUGUST 1, 2014
Google has done it again… they changed the design. But they also made things a bit simpler and more logic. Go to Admin...
Dynamically replace the contents of a C# method?
...
Disclosure: Harmony is a library that was written and is maintained by me, the author of this post.
Harmony 2 is an open source library (MIT license) designed to replace, decorate or modify existing C# methods of any kind during runtime. It main focus is games and plugins written i...
How do I best silence a warning about unused variables?
...piler sees it is used. This is portable between compilers.
E.g.
void foo(int param1, int param2)
{
(void)param2;
bar(param1);
}
Or,
#define UNUSED(expr) do { (void)(expr); } while (0)
...
void foo(int param1, int param2)
{
UNUSED(param2);
bar(param1);
}
...
Variable declared in for-loop is local variable?
...s invalid according to the above.
The reason why you're not allowed to do int A = i; is because int i is only scoped for use within the for loop. Thus it is no longer accessible outside of the for loop.
As you can see both of these issues are a result of scoping; the first issue (int i = 4;) woul...
What is the difference between canonical name, simple name and class name in Java Class?
...eTest {
public static void main(final String... arguments) {
printNamesForClass(
int.class,
"int.class (primitive)");
printNamesForClass(
String.class,
"String.class (ordinary class)");
printNamesForClass(
java.u...
What is the best Battleship AI?
...
Interesting... It runs fine on the tournament machine. However, a "perfect" engine would adapt to however much time it had already spent.
– John Gietzen
Nov 16 '09 at 14:18
...