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How to change the background color of the options menu?

... // - is the class whose instance we want to modify to set background etc. // - is the class we want to instantiate with the standard constructor: // IconMenuItemView(context, attrs) // - this is what the LayoutInflater does if we return null ...
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Specifying an Index (Non-Unique Key) Using JPA

...n only be used as part of another annotation like @Table, @SecondaryTable, etc.: @Table(indexes = { @Index(...) }) JDO 2.1+: javax.jdo.annotations.Index = ORM Frameworks = ♥ Hibernate ORM: org.hibernate.annotations.Index; OpenJPA: org.apache.openjpa.persistence.jdbc.Index and org.apache.open...
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Do sealed classes really offer performance Benefits?

...can use call instead of callvirt as it doesn't have to check for virtuals, etc. As proven above, this is not true. My next thought was that even though the MSIL is identical, perhaps the JIT compiler treats sealed classes differently? I ran a release build under the visual studio debugger and view...
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What are the basic rules and idioms for operator overloading?

...ding: If you provide +, also provide +=, if you provide -, do not omit -=, etc. Andrew Koenig is said to have been the first to observe that the compound assignment operators can be used as a base for their non-compound counterparts. That is, operator + is implemented in terms of +=, - is implemente...
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Multiple returns from a function

...an array and return it; create a conditional to return a dynamic variable, etc. For instance, this function would return $var2 function wtf($blahblah = true) { $var1 = "ONe"; $var2 = "tWo"; if($blahblah === true) { return $var2; } return $var1; } In application: echo ...
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How would you access Object properties from within an object method? [closed]

...uent objects;Pen.dispenseInkOnto(Surface) makes more sense to me than Pen.getColor(). Getters and setters also encourage users of the class to ask the object for some data, perform a calculation, and then set some other value in the object, better known as procedural programming. You'd be better se...
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What is the $$hashKey added to my JSON.stringify result

... object will embed all the resource API and you'll see methods like $save, etc. With cookies too AngularJS will add a property __ngDebug. share | improve this answer | follo...
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Handle ModelState Validation in ASP.NET Web API

...r object/list any way you like, for example adding field names, field id's etc. Even if it's a "one way" Ajax call like a POST of a new entity, you should still return something to the caller - something that indicates whether or not the request was successful. Imagine a site where your user will a...
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Do HTML WebSockets maintain an open connection for each client? Does this scale?

...content type, conetent length, user-agent, server id, date, last-modified, etc. Once a WebSockets connection is established, only the data required by the application needs to be sent back and forth. Typically, HTTP servers are configured to log the start and completion of every HTTP request taking ...
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How to create an AVD for Android 4.0

...for customizing some AVD feature like camera, network, memory and ram size etc. Just keep default and click Finish. You AVD is ready, now click on AVD button in Android Studio (same like 1st step). Then you will able to see created AVD in list. Click on Play button on your AVD. Your AVD wi...