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Entity Framework: “Store update, insert, or delete statement affected an unexpected number of rows (
... telling you is that between when you grabbed the data out of the database and when you saved your changes someone else has changed the data (Which meant when you went to save it 0 rows actually got updated). In SQL terms, their update query's where clause contains the original value of every field ...
Long Press in JavaScript?
...at, you don't just want mouse move though - holding you finger dead steady and not moving 1px is quite hard! You need to apply a threshold (if mouse hasn't moved 10px) etc. Gets complicated quite quickly!
– Ian
Feb 18 '15 at 12:44
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How to use unicode characters in Windows command line?
...s we've stumbled upon a problem - we can't pass the š letter to the command-line tools. The command prompt or what not else messes it up, and the tf.exe utility can't find the specified project.
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What exception classes are in the standard C++ library
What are the exception classes that are included in the standard C++ library, and what should they be used for? I know there are a few new C++11 exceptions, but I'm not sure what they are or where they are.
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NameError: global name 'unicode' is not defined - in Python 3
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If you need to have the script keep working on python2 and 3 as I did, this might help someone
import sys
if sys.version_info[0] >= 3:
unicode = str
and can then just do for example
foo = unicode.lower(foo)
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Should I choose ActivePerl or Strawberry Perl for Windows? [duplicate]
... access to almost all useful Perl modules available on CPAN - but prepared and tested for Windows. This was for me, in the long run, a much better (and more robust) choice. Even for the Windows version of the Apache HTTP server, there is a precompiled mod_perl (2.0.4) ppm available which will (did f...
Exactly what is a “third party”? (And who are the first and second party?)
... software for a client, then there is a contract between you/your company, and the client/their company. These are the two parties to the contract. Anyone else, not bound by the contract, is a third party. It's used wherever a contract exists between two parties to mean anyone not bound by the contr...
OS detecting makefile
I routinely work on several different computers and several different operating systems, which are Mac OS X, Linux, or Solaris. For the project I'm working on, I pull my code from a remote git repository.
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SQL Server NOLOCK and joins
Background: I have a performance-critical query I'd like to run and I don't care about dirty reads.
3 Answers
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Is REST DELETE really idempotent?
...quests is the same as for a single
request. The methods GET, HEAD, PUT
and DELETE share this property. Also,
the methods OPTIONS and TRACE SHOULD
NOT have side effects, and so are
inherently idempotent. "
The key bit there is the side-effects of N > 0 identical requests is the same a...