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Array.size() vs Array.length
... is not a native JS function of Array (at least not in any browser that I know of).
.length should be used.
If
.size() does work on your page, make sure you do not have any extra libraries included like prototype that is mucking with the Array prototype.
or
There might be some plugin on your browse...
Emacs - Multiple columns one buffer
...n first window, 3. issue command :set scrollbind in each of the windows. Now the windows will scroll together as desired. (Note: scrollopt must contain 'ver' option.)
– Herbert Sitz
Sep 23 '11 at 18:35
...
How do you exit from a void function in C++?
...g means returning void itself eh? void means nothing anyway!! Hmm I get it now.
– quantum231
Jul 18 '12 at 18:40
@quan...
Store a closure as a variable in Swift
...e realized with an optional:
var completionHandler: ((Float)->Void)?
Now the property is automatically initialized to nil ("no value").
In Swift you would use optional binding to check of a the
completion handler has a value
if let handler = completionHandler {
handler(result)
}
or opti...
C++ Redefinition Header Files (winsock2.h)
...
I'm not including <windows.h> at all, I know <winsock2.h> does its for me.
– akif
Sep 3 '09 at 11:26
2
...
How to filter by IP address in Wireshark?
...or display purpose only. its like you are interested in all trafic but for now you just want to see specific.
but if you are interested only in certian traffic and does not care about other at all then you use the capture filter.
The Syntax for display filter is (as mentioned earlier)
ip.addr = ...
Change default app.config at runtime
... That aside, using reflection to access private fields may work now, but it could use a warning that it isn't supported and may break in future versions of the .NET Framework.
– user743382
Mar 17 '15 at 9:36
...
Function Pointers in Java
... }
});
Update: the above is necessary in Java versions prior to Java 8. Now we have much nicer alternatives, namely lambdas:
list.sort((a, b) -> a.isGreaterThan(b));
and method references:
list.sort(MyClass::isGreaterThan);
...
Is there a SASS.js? Something like LESS.js?
...
Now we just need a C++ to Ruby compiler and we can unify the codebase.
– joeytwiddle
Aug 23 '15 at 23:59
...
Loading local JSON file
...
In a more modern way, you can now use the Fetch API:
fetch("test.json")
.then(response => response.json())
.then(json => console.log(json));
All modern browsers support Fetch API. (Internet Explorer doesn't, but Edge does!)
source:
Using F...