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Runtime vs. Compile time
...n compile time and run time is an example of what pointy-headed theorists call the phase distinction. It is one of the hardest concepts to learn, especially for people without much background in programming languages. To approach this problem, I find it helpful to ask
What invariants does the pr...
The maximum recursion 100 has been exhausted before statement completion
...he end of the query:
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from EmployeeTree
option (maxrecursion 0)
That allows you to specify how often the CTE can recurse before generating an error. Maxrecursion 0 allows infinite recursion.
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What data type to use for money in Java? [closed]
... this article by Peter Lawrey. but it seems at least as big a hassle to do all the rounding as to use BigDecimals.
– Nathan Hughes
Jun 22 '15 at 14:55
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How to generate and validate a software license key?
...g a product (developed in C#) that'll be available for downloading and installing for free but in a very limited version. To get access to all the features the user has to pay a license fee and receive a key. That key will then be entered into the application to "unlock" the full version.
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Entity Framework 4 vs NHibernate [closed]
...ork 4 and NHibernate. We can say that today NHibernate is the leader among all .NET ORMs, but can we expect Entity Framework 4 to displace NHibernate from this position. I think if Microsoft has really injected very good features in EF4 it can give good competition to NHibernate as it has Visual Stu...
How to add custom method to Spring Data JPA
... looking into Spring Data JPA. Consider the below example where I will get all the crud and finder functionality working by default and if I want to customize a finder then that can be also done easily in the interface itself.
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How to convert ‘false’ to 0 and ‘true’ to 1 in Python
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@wim Actually the question never mentions a python versions, let alone the fact that it should be python2. 7. Also note that in python2 u'true' == 'true' so the function behaves correctly indipendently from the input type [between str...
JavaScript: Object Rename Key
...old_key];
}
This method ensures that the renamed property behaves identically to the original one.
Also, it seems to me that the possibility to wrap this into a function/method and put it into Object.prototype is irrelevant regarding your question.
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Why does ConcurrentHashMap prevent null keys and values?
...oncurrentHashMap himself (Doug Lea):
The main reason that nulls aren't allowed in ConcurrentMaps
(ConcurrentHashMaps, ConcurrentSkipListMaps) is that ambiguities that
may be just barely tolerable in non-concurrent maps can't be
accommodated. The main one is that if map.get(key) returns nul...
Greedy vs. Reluctant vs. Possessive Quantifiers
...leaving the "foo" at the end of the string unmatched). Now, the matcher finally matches the f in the regex, and the o and the next o are matched too. Success!
A reluctant or "non-greedy" quantifier first matches as little as possible. So the .* matches nothing at first, leaving the entire string un...