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OO Design in Rails: Where to put stuff
...rd-models/
Basic message is "Don’t Extract Mixins from Fat Models", use service classes instead, the author provides 7 patterns to do so
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Django dynamic model fields
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Reducing memory usage of .NET applications?
...re writing a Windows Forms application which will be running in a terminal services environment, on a shared server possibly utilized by 10, 20 or more users, then yes, you absolutely must consider memory usage. And you will need to be vigilant. The best way to address this is with good data structu...
Why does X[Y] join of data.tables not allow a full outer join, or a left join?
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Under what circumstances is an SqlConnection automatically enlisted in an ambient TransactionScope T
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Why is TypedReference behind the scenes? It's so fast and safe… almost magical!
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When and why JPA entities should implement Serializable interface?
... between JVM-instances.
When we use DTO to decouple persistence layer and service layer, marking the domain objects as Serializable would be counter productive and would violate the “encapsulation”. Then it becomes an anti-pattern.
Composite identifiers
The primary key class must be serializa...
UI Terminology: Logon vs Login [closed]
...f login are all nouns and involve gaining access to a computer or computer service. Interestingly, logon redirects to login as an exact equivalent. Have the definitions evolved?
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Why not use always android:configChanges=“keyboardHidden|orientation”?
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You should be using a service to play music. Seriously, you are telling people to add code that still has " // TODO Auto-generated method stub" in it. Sloppy solution. It won't work nicely either, you'll need to rebind all your references, and ...
How to resolve “Waiting for Debugger” message?
...s problem.
By the way, my OS is Win7 32-bit. Eclipse's version is Helios Service Release 2. Android SDK is rev. 16 and platform-tools' 10.
Update.
I found that it is the problem of my TCP/IP configuration. The debugger can't be connected when i assign a static IP address(for access to internet)....