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log4net vs. Nlog
... direct dependencies.
If we end up using Enterprise Library for other facilities, then use it for Logging, too.
If we end up using something with a dependency on Log4Net, use Log4Net.
If none of the above, use NLog. Which I'd prefer.
That's based on these findings (opinions!):
All 3 frameworks a...
How to know if an object has an attribute in Python
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Try hasattr():
if hasattr(a, 'property'):
a.property
EDIT: See zweiterlinde's answer below, who offers good advice about asking forgiveness! A very pythonic approach!
The general practice in python is that, if the property is likely to be there most of the time, simply call it ...
TypeError: 'NoneType' object is not iterable in Python
What does error TypeError: 'NoneType' object is not iterable mean?
7 Answers
7
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No tests found with test runner 'JUnit 4'
...st happened to me. Rebuilding or restarting Eclipse didn't help.
I solved it by renaming one of the test methods to start with "test..." (JUnit3 style) and then all tests are found. I renamed it back to what it was previously, and it still works.
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Why prefer two's complement over sign-and-magnitude for signed numbers?
...n order to represent -1 in binary, two's complement is used: flipping the bits and adding 1?
18 Answers
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Find the last element of an array while using a foreach loop in PHP
I am writing a SQL query creator using some parameters. In Java, it's very easy to detect the last element of an array from inside the for loop by just checking the current array position with the array length.
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Makefiles with source files in different directories
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The traditional way is to have a Makefile in each of the subdirectories (part1, part2, etc.) allowing you to build them independently. Further, have a Makefile in the root directory of the project which builds everything. The "root"...
Should __init__() call the parent class's __init__()?
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In Python, calling the super-class' __init__ is optional. If you call it, it is then also optional whether to use the super identifier, or whether to explicitly name the super class:
object.__init__(self)
In case of object, calling the super method is not strict...
Why doesn't JUnit provide assertNotEquals methods?
Does anybody know why JUnit 4 provides assertEquals(foo,bar) but not assertNotEqual(foo,bar) methods?
11 Answers
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When do you use map vs flatMap in RxJava?
...to transform your json to an object, using map should be enough.
Dealing with the FileNotFoundException is another problem (using map or flatmap wouldn't solve this issue).
To solve your Exception problem, just throw it with a Non checked exception : RX will call the onError handler for you.
Obse...