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How does free know how much to free?
... array), but I do not have to pass the size to the free function. Why not, and can I use this same technique in my own functions to save me from needing to cart around the extra variable of the array's length?
...
How to implement a property in an interface
... there is no code. You just specify that there is a property with a getter and a setter, whatever they will do.
In the class, you actually implement them. The shortest way to do this is using this { get; set; } syntax. The compiler will create a field and generate the getter and setter implementati...
Is there a null-coalescing (Elvis) operator or safe navigation operator in javascript?
...king at CoffeeScript if you want an alternative syntax. It has some shorthand that is similar to what you are looking for.
For example The Existential Operator
zip = lottery.drawWinner?().address?.zipcode
Function shortcuts
()-> // equivalent to function(){}
Sexy function calling
func '...
How add context menu item to Windows Explorer for folders [closed]
...
HKEY_CURRENT_USER\Software\Classes\*\shell if you are a normal user
In all cases:
add a new key under shell, naming it as you want to name the
context menu item
add a new key inside this key, named command (mandatory name)
edit the default property in command to
myprogrampath\path\path\executa...
Jackson and generic type reference
...erasure: T is just a type variable, and you must indicate actual class, usually as Class argument. Without such information, best that can be done is to use bounds; and plain T is roughly same as 'T extends Object'. And Jackson will then bind JSON Objects as Maps.
In this case, tester method needs ...
TimeStamp on file name using PowerShell
... example, $() like so:
"C:\temp\mybackup $(get-date -f yyyy-MM-dd).zip"
And if you are getting the path from somewhere else - already as a string:
$dirName = [io.path]::GetDirectoryName($path)
$filename = [io.path]::GetFileNameWithoutExtension($path)
$ext = [io.path]::GetExtension($path)
$...
What is the correct way of using C++11's range-based for?
...x << ' ';
}
the output is something like:
[... copy constructor calls for vector<X> initialization ...]
Elements:
X copy ctor.
1 X copy ctor.
3 X copy ctor.
5 X copy ctor.
7 X copy ctor.
9
As it can be read from the output, copy constructor calls are made during range-based for l...
What is the difference between concurrency and parallelism?
What is the difference between concurrency and parallelism?
37 Answers
37
...
int value under 10 convert to string two digit number
...
The accepted answer is good and fast:
i.ToString("00")
or
i.ToString("000")
If you need more complexity, String.Format is worth a try:
var str1 = "";
var str2 = "";
for (int i = 1; i < 100; i++)
{
str1 = String.Format("{0:00}", i);
st...
How to use the 'main' parameter in package.json?
...t to your
program. That is, if your package is named foo, and a user installs
it, and then does require("foo"), then your main module's exports
object will be returned.
This should be a module ID relative to the root of your package
folder.
For most modules, it makes the most sense...