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Why is the clone() method protected in java.lang.Object?
...opy = ((Cloneable) a).clone();
}
I think that the design of Cloneable is now largely regarded as a mistake (citation below). I would normally want to be able to make implementations of an interface Cloneable but not necessarily make the interface Cloneable (similar to the use of Serializable). Thi...
What is the best AJAX library for Django? [closed]
...uld be the official client-side framework for ASP.NET MVC, so its good to know regardless of what server side framework you're using.
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Left Align Cells in UICollectionView
... the array. You may look into the source code for its implementation.)
So now the only thing we have to do is to implement the layoutAttributesForItem(at indexPath: IndexPath) function properly. The super class UICollectionViewFlowLayout already puts the correct number of cells in each line so we o...
How to delete a module in Android Studio
... record of the project app folder(Check it by clcking on the Gradle View). Now go to File->Close Project.
Step 3: Now you are at the start window. Move the cursor on the in recent project list. Press Delete.
Step 4: Delete the folder from the explorer by moving or deleting it actually. This lo...
Clustered vs Non-Clustered
My lower level knowledge of SQL (Server 2008) is limited, and is now being challanged by our DBAs. Let me explain (I have mentioned obvious statements in the hope that I am right, but if you see something wrong, please tell me) the scenario:
...
what is Promotional and Feature graphic in Android Market/Play Store?
...ogle employee gives some clarifications here
Update: Both links above are now broken but the detailed information can be found here
Selected applications have the ability
to be featured atop their respective
categories. This is not a guaranteed
feature, but uploading promotional
graphi...
Visually managing MongoDB documents and collections [closed]
...ma and perform ad-hoc find queries against the database – all with zero knowledge of MongoDB's query language. Developed by MongoDB, Inc. No update queries or access to the shell.
Studio 3T, formerly MongoChef – a multi-platform in-place data browser and editor desktop GUI for MongoDB (Core vers...
Creating an array of objects in Java
....creates 4 A references, similar to doing this:
A a1;
A a2;
A a3;
A a4;
Now you couldn't do a1.someMethod() without allocating a1 like this:
a1 = new A();
Similarly, with the array you need to do this:
a[0] = new A();
...before using it.
...
What is Inversion of Control?
...SpellChecker(); // dependency
TextEditor textEditor = new TextEditor(sc);
Now the client creating the TextEditor class has control over which SpellChecker implementation to use because we're injecting the dependency into the TextEditor signature.
...
Mac SQLite editor [closed]
...es he is charging too little for it.
UPDATE: Since December 2008, Base is now up to version 2.1, it has become an excellent product. I don't remember what it used to cost, but I paid for the 1.x to 2.x upgrade. Still highly recommended.
ANOTHER UPDATE: Base is available on the Mac App Store, you m...