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What is the relative performance difference of if/else versus switch statement in Java?
... edited May 23 '17 at 12:10
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answered Jan 18 '10 at 14:11
BalusCBalusC
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ValueError: setting an array element with a sequence
...array([1.2, "abc"], dtype=object)
Without knowing what your code shall accomplish, I can't judge if this is what you want.
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How to elegantly ignore some return values of a MATLAB function?
... edited May 23 '17 at 11:46
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answered Apr 14 '09 at 13:04
Jason SJason S
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Selenium wait until document is ready
...n anyone let me how can I make selenium wait until the time the page loads completely? I want something generic, I know I can configure WebDriverWait and call something like 'find' to make it wait but I don't go that far. I just need to test that the page loads successfully and move on to next page ...
Passing Data between View Controllers
...oller:viewControllerB animated:YES];
References
Using Delegation to Communicate With Other View Controllers in the View Controller Programming Guide
Delegate Pattern
NSNotification center
It's another way to pass data.
// add observer in controller(s) where you want to receive data
[[NSNo...
how to change any data type into a string in python
... you're writing your own class and you want str to work for you, add:
def __str__(self):
return "Some descriptive string"
print str(myObj) will call myObj.__str__().
repr is a similar method, which generally produces information on the class info. For most core library object, repr produces ...
Assign a variable inside a Block to a variable outside a Block
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You need to use this line of code to resolve your problem:
__block Person *aPerson = nil;
For more details, please refer to this tutorial: Blocks and Variables
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Determine the type of an object?
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On instances of object you also have the:
__class__
attribute. Here is a sample taken from Python 3.3 console
>>> str = "str"
>>> str.__class__
<class 'str'>
>>> i = 2
>>> i.__class__
<class 'int'>
>>> class...
How to automatically generate getters and setters in Android Studio
...t multiple fields for which to generate getters/setters with one step.
See http://www.jetbrains.com/idea/webhelp/generating-getters-and-setters.html
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Simple argparse example wanted: 1 argument, 3 results
... my tiny beginner brain to grasp right now. I don't need to do math on the command line or meddle with formatting lines on the screen or change option characters. All I want to do is "If arg is A, do this, if B do that, if none of the above show help and quit" .
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