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Do declared properties require a corresponding instance variable?
...des your getter/setter for you. The auto-coder setter initializes integers and floats to zero, for example. IF you declare an instance variable, and DO NOT specify a corresponding @property, then you cannot use @synthesize and must write your own getter/setter.
You can always override the auto-cod...
How do you stop Console from popping up automatically in Eclipse
...e popup every few seconds. How do I stop it from automatically popping up and taking focus?
3 Answers
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How do I check if a number is positive or negative in C#?
...f mathematics, computer science, also regular science which use a negative and positive zero. Chemists and physicists for example will sometimes use -0 for a number which was negative and rounded to zero. Definitions only have meaning within a context. When you treat the mathematical definitions you...
How to draw a path on a map using kml file?
Can I parse kml file in order to display paths or points in Android? Please could you help me with that?
4 Answers
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What will happen if I modify a Python script while it's running?
...
Nothing, because Python precompiles your script into a PYC file and launches that.
However, if some kind of exception occurs, you may get a slightly misleading explanation, because line X may have different code than before you started the script.
...
Do I need all three constructors for an Android custom view?
...ext context, AttributeSet attrs), otherwise you will get an Exception when Android tries to inflate your View.
If you add your View from xml and also specify the android:style attribute like :
<com.mypack.MyView
style="@styles/MyCustomStyle"
...
/>
the 2nd constructor wi...
Is String.Format as efficient as StringBuilder
...would run more quickly using .Append(). But it's a guess, try benchmarking and/or profiling the two to get a proper comparison.
This chap, Jerry Dixon, did some benchmarking:
http://jdixon.dotnetdevelopersjournal.com/string_concatenation_stringbuilder_and_stringformat.htm
Updated:
Sadly the ...
Interfacing with structs and anonymous unions with c2hs
... postfix: "",
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Immediate function invocation syntax
...at it is clear that the value being produced is the result of the function and not the function itself.
So, basically, he feels it makes more clear the distinction between function values, and the values of functions. So, it's an stylistic matter, not really a substantive difference in the code its...
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:
...