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AtomicInteger lazySet vs. set
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Could someone dumb it down for the rest of us? :(
– Gaurav
Apr 20 '10 at 5:45
14
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How do I make $.serialize() take into account those disabled :input elements?
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worth considering readonly instead of disabled as mentioned by Andrew below.
– andilabs
Jul 23 '14 at 14:31
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Postgresql GROUP_CONCAT equivalent?
I have a table and I'd like to pull one row per id with field values concatenated.
7 Answers
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How can I time a code segment for testing performance with Pythons timeit?
...than select a clock by hand, use timeit.default_timer; Python has already done the work for you. But really, you should use timeit.timeit(myfast, number=n) instead of re-inventing the repetitive call wheel (and miss the fact that timeit disables the garbage collector while running the code repeatedl...
List comprehension vs map
...easier to read to me: data = map(str, some_list_of_objects). Some other ones... operator.attrgetter, operator.itemgetter, etc.
– Gregg Lind
Aug 8 '09 at 16:06
60
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Pass complex parameters to [Theory]
Xunit has a nice feature : you can create one test with a Theory attribute and put data in InlineData attributes, and xUnit will generate many tests, and test them all.
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iOS UIImagePickerController result image orientation after upload
I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting/capturing an image using a UIImagePickerController :
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Real World Use of Zookeeper [closed]
... finds the list of urls for a given service name and attempt to connect to one of them is some order (e.g. round-robin or random).
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Maintain/Save/Restore scroll position when returning to a ListView
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This can be made even simpler be using one line to save: int index = mList.getFirstVisiblePosition(); and only one line to restore: mList.setSelectionFromTop(index, 0);. Great answer though (+1)! I have been looking for an elegant solution to this problem.
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Flask-SQLAlchemy import/context issue
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This pattern does not necessitate the you place all of your models in one file. Simply import the db variable into each of your model modules.
Example
# apps.shared.models
from flask_sqlalchemy import SQLAlchemy
db = SQLAlchemy()
# apps.members.models
from apps.shared.models import db
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