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Mediator Vs Observer Object-Oriented Design Patterns

...-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically. The Mediator pattern: Define an object that encapsulates how a set of objects interact. Mediator promotes loose coupling by keeping objects from referring to each o...
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Cleaner way to do a null check in C#? [duplicate]

... Is this really considered cleaner? – ClassicThunder Jul 16 '13 at 13:35 23 ...
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What is the canonical way to determine commandline vs. http execution of a PHP script?

... @Bobby, the example in the php.net docs actually matches both "cgi" and "cgi-fcgi" by just looking at the first three characters of the string ... that's why and it actually makes sense. If anything it's just to get back @hop for calling php no language for serious pro...
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Naming convention for utility classes in Java

... you use it consistently. Like, if you have three utility classes and you call them CustomerUtil, ProductUtils, and StoreUtility, other people trying to use your classes are going to constantly get confused and type CustomerUtils by mistake, have to look it up, curse you a few times, etc. (I heard a...
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GitHub: Reopening a merged pull request

...l need to add commits to the branch and create a new pull request, copying all the details over and probably providing a link to the original pull request to manually save the history. Might be a nice feature request for future GitHub. ...
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PHP DateTime::modify adding and subtracting months

...s not a bug: The current behavior is correct. The following happens internally: +1 month increases the month number (originally 1) by one. This makes the date 2010-02-31. The second month (February) only has 28 days in 2010, so PHP auto-corrects this by just continuing to count days from February...
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iPhone and OpenCV

... now (since 2012) has an official port for the iPhone (iOS). You can find all of OpenCV's releases here. And find install instructions here: Tutorials & introduction for the new version 3.x share | ...
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Mix Razor and Javascript code

...avascript blocks when executed but I hate how the syntax highlighting gets all sorts of confused. It highlights all the Razor code as invalid Syntax because it's stuck in Javascript mode I believe. – Chev Aug 10 '12 at 16:29 ...
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Get the IP address of the remote host

... This solution also covers Web API self-hosted using Owin. Partially from here. You can create a private method in you ApiController that will return remote IP address no matter how you host your Web API: private const string HttpContext = "MS_HttpContext"; private const string Remote...
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Is this a “good enough” random algorithm; why isn't it used if it's faster?

I made a class called QuickRandom , and its job is to produce random numbers quickly. It's really simple: just take the old value, multiply by a double , and take the decimal part. ...