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Is key-value observation (KVO) available in Swift?
.... Thus, you cannot observe generics, Swift struct types, Swift enum types, etc.
For a discussion of the Swift 2 implementation, see my original answer, below.
Using the dynamic keyword to achieve KVO with NSObject subclasses is described in the Key-Value Observing section of the Adopting Cocoa D...
How to set up a git project to use an external repo submodule?
...so, "git help submodules" helps if you want a bit more details, internals, etc.
– WhyNotHugo
Feb 29 '12 at 5:35
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What is digest authentication?
...he system. So it is not sent down the wire. A further hash based on nonce, etc. is done before doing this, and this must agree with a similar calculation done on the server. Thus, as long as the server keeps HA1 private the system is secure.
...
express.js - single routing handler for multiple routes in a single line
..., 'altPath'].forEach(function(path) {
app.get(path, function(req, res) { etc. });
});
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What does (function($) {})(jQuery); mean?
...ble holding jQuery object.
$ is a variable
name like any other (a, $b, a$b etc.) and it doesn't have any
special meaning like in PHP.
Knowing that we can take another look at our example:
var $f = function($) { return $*$; };
var jQuery = 2;
console.log( $f(jQuery) ); // Gives: 4
// An inline ve...
Spring .properties file: get element as an Array
... but in env vars... I should be able to use SOME_KEY_0_=yes SOME_KEY_1=no, etc in env vars, but my getProperty is coming back null
– Rhubarb
Apr 30 at 20:56
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How to edit log message already committed in Subversion?
...ld be allowed to modify any log messages committed that day, to fix typo's etc.
After looking at a couple other examples online I hacked this together, we are in a windows environment, so this is our contents of pre-revprop-change.bat:
@ECHO OFF
set repos=%1
set rev=%2
set user=%3
set propname=%4...
What does the smiley face “:)” mean in CSS?
...hing else? Otherwise, can't I put *********************font-size: "150%";, etc.?
– Max
Aug 23 '14 at 15:46
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Visual Studio Immediate window: how to see more than the first 100 items
...nswer is actually wrong! Have added an update comment - feel free to amend etc
– Ian Routledge
Jun 8 '18 at 8:14
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HTML input - name vs. id [duplicate]
...c info regarding the difference between id and name, when to use each one, etc.
– daramasala
Nov 18 '13 at 7:08
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