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Benefits of prototypal inheritance over classical?
...ow that this answer is 3 years late but I really think the current answers do not provide enough information about how prototypal inheritance is better than classical inheritance.
First let's see the most common arguments JavaScript programmers state in defence of prototypal inheritance (I'm taking...
Using node.js as a simple web server
... CORS requests:
$ http-server -o --cors
For more options, check out the documentation for http-server on GitHub, or run:
$ http-server --help
Lots of other nice features and brain-dead-simple deployment to NodeJitsu.
Feature Forks
Of course, you can easily top up the features with your own f...
Can I get CONST's defined on a PHP class?
...
You can use Reflection for this. Note that if you are doing this a lot you may want to looking at caching the result.
<?php
class Profile {
const LABEL_FIRST_NAME = "First Name";
const LABEL_LAST_NAME = "Last Name";
const LABEL_COMPANY_NAME = "Company";
}
$refl...
How to delete a whole folder and content?
...
im basically trying to delete all the photos so doesnt matter is DCIM is not deleted as long as the photos are...so even deleting 100MEDIA the folder within this would do the job
– Beginner
Feb 9 '11 at 11:00
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How to get names of enum entries?
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If you instead want only the member names, and not the values, you could do something like this:
for (var enumMember in myEnum) {
var isValueProperty = parseInt(enumMember, 10) >= 0
if (isValueProperty) {
console.log("enum member: ", myEnum[enumMember]);
}
}
That will print out ...
Find document with array that contains a specific value
...rson = {
name : String,
favouriteFoods : [String]
}
The relevant documentation can be found here: https://docs.mongodb.com/manual/tutorial/query-arrays/
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Does PowerShell support constants?
...riable test -option Constant -value 100
or
Set-Variable test -option ReadOnly -value 100
The difference between "Constant" and "ReadOnly" is that a read-only variable can be removed (and then re-created) via
Remove-Variable test -Force
whereas a constant variable can't be removed (even with ...
Mercurial - all files that changed in a changeset?
...s is so much easier to type than hg status --rev REV~1:REV which I used to do.
– Patrick Oscity
Jan 24 '14 at 11:14
3
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Converting java.util.Properties to HashMap
... Yes, but that is not the problem here: the generic arguments don't match. You can feed whatever you want in a Hashtable<Object, Object>, even things which are not strings -- even keys which are not strings.
– fge
Jun 20 '13 at 8:56
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Using isKindOfClass with Swift
... the if let ... as? ... syntax is your boy, as Kevin mentioned. But if you don't need the value and only need to check the type, then you should use the is operator.
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