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Returning IEnumerable vs. IQueryable
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Why do I have to access template base class members through the this pointer?
...e unless somehow specified to be an object), or that the default should be more context sensitive (in std::string s = "";, std::string could be read as a type since nothing else makes grammatical sense, even though std::string *s = 0; is ambiguous). Again, I don't know quite how the rules were agree...
Which Eclipse files belong under version control?
...ed and all the temporary garbage doesn't get in the way. Isn't there some more official guidance from the Eclipse team somewhere? (It's pretty clear the eclipse team doesn't unit test [or if they do, they don't do it effectively] but at least tell me they use source control! XD)
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jQuery posting JSON
...ation/json content type:
contentType: 'application/json'
There's also a more detailed answer to a similar question here: Jquery Ajax Posting json to webservice
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CruiseControl [.Net] vs TeamCity for continuous integration?
...t, but many of the graphs it generates aren't especially useful, and it is more complicated to configure than Hudson.
That said, TeamCity is powerful, free for many uses, and has one killer feature: Remote Run. You can "pre-commit" your check in straight from IDEA or Eclipse, run one or more build...
Difference between initLoader and restartLoader in LoaderManager
...n for LoaderManagerImpl, a subclass of the abstract LoaderManager, is much more enlightening.
initLoader
Call to initialize a particular ID with a Loader. If this ID already
has a Loader associated with it, it is left unchanged and any previous
callbacks replaced with the newly provided o...
How to print a groupby object
...te that head is actually doing head(5) iow it is showing the first 5 rows, more correct to 'show' frame is df.groupby('A').apply(lambda x: x), which is effectively a passthru. I suppose you could have a pass() method, maybe.
– Jeff
Mar 27 '14 at 17:30
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CSS: how do I create a gap between rows in a table?
...t (among other things.)
If this is for layout, I'd move to using DIVs and more up-to-date layout techniques, but if this is tabular data, knock yourself out. I still make heavy use of tables in my web applications for data.
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Looping over a list in Python
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Try this,
x in mylist is better and more readable than x in mylist[:] and your len(x) should be equal to 3.
>>> mylist = [[1,2,3],[4,5,6,7],[8,9,10]]
>>> for x in mylist:
... if len(x)==3:
... print x
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[1, 2, 3]
[8, 9, 10]
or...
Under what circumstances is an SqlConnection automatically enlisted in an ambient TransactionScope T
...on"
Q3. Yes, it gets escalated to a distributed transaction, so enlisting more than one connection, even with the same connection string, causes it to become a distributed transaction, which can be confirmed by checking for a non-null GUID at Transaction.Current.TransactionInformation.DistributedId...