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The specified type member 'Date' is not supported in LINQ to Entities Exception
...st .NET Date methods (including the casting you used) into SQL since there is no equivalent SQL.
The solution is to use the Date methods outside the LINQ statement and then pass in a value. It looks as if Convert.ToDateTime(rule.data).Date is causing the error.
Calling Date on a DateTime property ...
What are the disadvantages of using persistent connection in PDO
In PDO, a connection can be made persistent using the PDO::ATTR_PERSISTENT attribute. According to the php manual -
8 An...
Garbage collector in Android
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edited Dec 23 '16 at 12:30
Fabian Zeindl
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Why doesn't C have unsigned floats?
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Why C++ doesn't have support for unsigned floats is because there is no equivalent machine code operations for the CPU to execute. So it would be very inefficient to support it.
If C++ did support it, then you would be sometimes using an unsigned float and not realizing...
Overloading and overriding
What is the difference between overloading and overriding.
12 Answers
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When you exit a C application, is the malloc-ed memory automatically freed?
...tems will free memory not freed by the program when it ends.
Relying on this is bad practice and it is better to free it explicitly. The issue isn't just that your code looks bad. You may decide you want to integrate your small program into a larger, long running one. Then a while later you have to...
What is the difference between Normalize.css and Reset CSS?
I know what CSS Reset is, but recently I heard about this new thing called Normalize.css
9 Answers
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Initialize class fields in constructor or at declaration?
... programming in C# and Java recently and I am curious where the best place is to initialize my class fields.
15 Answers
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How to understand Locality Sensitive Hashing?
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The best tutorial I have seen for LSH is in the book: Mining of Massive Datasets.
Check Chapter 3 - Finding Similar Items
http://infolab.stanford.edu/~ullman/mmds/ch3a.pdf
Also I recommend the below slide:
http://www.cs.jhu.edu/%7Evandurme/papers/VanDurmeLallACL...
Converting datetime.date to UTC timestamp in Python
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If d = date(2011, 1, 1) is in UTC:
>>> from datetime import datetime, date
>>> import calendar
>>> timestamp1 = calendar.timegm(d.timetuple())
>>> datetime.utcfromtimestamp(timestamp1)
datetime.datetime(2011, 1, ...