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Clear file cache to repeat performance testing
...se to remove cached file contents to prevent my performance results from being skewed? I believe I need to either completely clear, or selectively remove cached information about file and directory contents.
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“Unknown class in Interface Builder file” error at runtime
Even though Interface Builder is aware of a MyClass , I get an error when starting the application.
46 Answers
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Are PHP short tags acceptable to use?
Here's the information according to the official documentation :
28 Answers
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How to run Node.js as a background process and never die?
I connect to the linux server via putty SSH. I tried to run it as a background process like this:
14 Answers
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Which is faster : if (bool) or if(int)?
The above topic made me do some experiments with bool and int in if condition. So just out of curiosity I wrote this program:
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How to pass command line arguments to a rake task
I have a rake task that needs to insert a value into multiple databases.
18 Answers
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Which letter of the English alphabet takes up most pixels?
I am trying to do some dynamic programming based on the number of characters in a sentence. Which letter of the English alphabet takes up the most pixels on the screen?
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Change private static final field using Java reflection
I have a class with a private static final field that, unfortunately, I need to change it at run-time.
11 Answers
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How can I use map and receive an index as well in Scala?
Is there any List/Sequence built-in that behaves like map and provides the element's index as well?
8 Answers
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How can I change the image displayed in a UIImageView programmatically?
... UIImageView , but when I look at the UIImageView doc, I can't see any hints about programmatically changing it. Do I have to fetch an UIImage object from that UIImageView ?
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