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Computational complexity of Fibonacci Sequence
I understand Big-O notation, but I don't know how to calculate it for many functions. In particular, I've been trying to figure out the computational complexity of the naive version of the Fibonacci sequence:
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Should I always return IEnumerable instead of IList?
When I'm writing my DAL or other code that returns a set of items, should I always make my return statement:
14 Answers
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Gitignore not working
My .gitignore file isn't working for some reason, and no amount of Googling has been able to fix it. Here is what I have:
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Learning WebGL and three.js [closed]
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Since you have big ambitions, you have to invest the time to learn the fundamentals. It is not a matter of what you learn first -- you can learn them simultaneously if you want to. (That's what I did.)
This means that you need to understand:
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How Can I Browse/View The Values Stored in Redis [closed]
...fer open-source desktop tools, also take a look on Redis Desktop Manager.
It's a cross-platform open source Redis DB management tool (i.e. Admin GUI)
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Value Change Listener to JTextField
...y after the user changes the value in the textfield. Currently, I need to hit the enter key to get the message box to pop out. Is there anything wrong with my code?
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Convert InputStream to byte array in Java
...OutputStream and copies the bytes to the output, then calls toByteArray(). It handles large files by copying the bytes in blocks of 4KiB.
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Let JSON object accept bytes or let urlopen output strings
With Python 3 I am requesting a json document from a URL.
12 Answers
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how can I add the aidl file to Android studio (from the in-app billing example)
...need to put IInAppBillingService.aidl in the correct directory dictated by it's package (com.android.vending.billing).
Within the src/main/aidl/ folder you already have, put the .aidl file in com/android/vending/billing/.
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How do I disable orientation change on Android?
I have an application that I just would like to use in portrait mode, so I have defined
android:screenOrientation="portrait" in the manifest XML. This works OK for the HTC Magic phone (and prevents orientation changes on other phones as well).
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