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What does the Reflect object do in JavaScript?
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UPDATE 2015:
As pointed out by 7th's answer, now that ES6 (ECMAScript 2015) has been finalized, more appropriate documentation is now available:
ES6 spec, Reflection
MDN Reflect (including details and examples to all of its methods)
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How to access property of anonymous type in C#?
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5 Answers
5
Active
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Why is using “for…in” for array iteration a bad idea?
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1581
The reason is that one construct:
var a = []; // Create a new empty array.
a[5] = 5; /...
C++ Dynamic Shared Library on Linux
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155
myclass.h
#ifndef __MYCLASS_H__
#define __MYCLASS_H__
class MyClass
{
public:
MyClass();
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Enable access control on simple HTTP server
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pokepoke
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Notepad++ htmltidy - unable to find libtidy.dll
..., it looks like it's something annoying with plugins not being included in 5.9.3, but being included in earlier versions. See post here.
The solution is to download the 5.9 ZIP file from here, then copy the plugins\config folder to the Notepad++\plugins folder.
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Useful code which uses reduce()? [closed]
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Here's some cute usages:
Flatten a list
Goal: turn [[1, 2, 3], [4, 5], [6, 7, 8]] into [1, 2, 3, 4, 5, 6, 7, 8].
reduce(list.__add__, [[1, 2, 3], [4, 5], [6, 7, 8]], [])
List of digits to a number
Goal: turn [1, 2, 3, 4, 5, 6, 7, 8] into 12345678.
Ugly, slow way:
int("".join(map(str, [...
ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
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150
Ron Hitches in his excellent book Java NIO seems to offer what I thought could be a good answer...
Load RSA public key from file
...on {
byte[] keyBytes = Files.readAllBytes(Paths.get(filename));
X509EncodedKeySpec spec =
new X509EncodedKeySpec(keyBytes);
KeyFactory kf = KeyFactory.getInstance("RSA");
return kf.generatePublic(spec);
}
}
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How does type Dynamic work and how to use it?
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scala> d.bar
res38: String = bar
scala> d.selectDynamic("foo")
res54: String = foo
As one can see, it is also possible to call the dynamic methods explicitly.
updateDynamic
Because updateDynamic is used to update a value this method needs to return Unit. Furthermore, the name of the fie...