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How do I fix "The expression of type List needs unchecked conversion…'?
... Thanks -- that's an interesting insight about the "warranty" and the invisible cast done by the compiler versus a cast done explicitly in my own code.
– user46277
Dec 16 '08 at 5:30
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Random shuffling of an array
I need to randomly shuffle the following Array:
29 Answers
29
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How can you do paging with NHibernate?
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From NHibernate 3 and above, you can use QueryOver<T>:
var pageRecords = nhSession.QueryOver<TEntity>()
.Skip((PageNumber - 1) * PageSize)
.Take(PageSize)
.List();
You may also want to explici...
pip installing in global site-packages instead of virtualenv
...r instead of the one in the virtualenv folder. Here's how I set up Python3 and virtualenv on OS X Mavericks (10.9.1):
30 An...
How to join two generators in Python?
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See @andrew-pate anser for itertools.chain.from_iterable() reference to return a types.GeneratorType instance.
– gkedge
Sep 9 at 13:13
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Is it possible to Pivot data using LINQ?
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GroupBy in Linq does not work the same as SQL. In SQL, you get the key and aggregates (row/column shape). In Linq, you get the key and any elements as children of the key (hierarchical shape). To pivot, you must project the hierarchy back into a row/column form of your choosing.
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How do I create a unique ID in Java? [duplicate]
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Create a UUID.
String uniqueID = UUID.randomUUID().toString();
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Vertical Text Direction
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@CrystalMiller and BTW, w3schools can be a good helper, but it is not the source/original documentation (so it can miss some things), the "official" is w3.org, or the closest, more human-readable, to it is mozilla's developer network - "MDN...
Running multiple AsyncTasks at the same time — not possible?
I'm trying to run two AsyncTasks at the same time. (Platform is Android 1.5, HTC Hero.)
However, only the first gets executed. Here's a simple snippet to describe my problem:
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How to track down a “double free or corruption” error
...You can set this from gdb by using the set environment MALLOC_CHECK_ 2 command before running your program; the program should abort, with the free() call visible in the backtrace.
see the man page for malloc() for more information
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