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Entity Framework 4 vs NHibernate [closed]
...ed about Entity Framework first version on the web (also on stackoverflow) and it is clear that it was not a good choice when we already have better alternative like NHibernate. But I can't find a good comparison of Entity Framework 4 and NHibernate. We can say that today NHibernate is the leader am...
Get the IP address of the machine
...) will let you do the same thing easily, it works fine for me on os x 10.5 and should be the same below.
I've done a quick example below which will print all of the machine's IPv4 address, (you should also check the getifaddrs was successful ie returns 0).
I've updated it show IPv6 addresses too.
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Is 161803398 A 'Special' Number? Inside of Math.Random()
...398 = 1.61803398 * 10^8 ≈ φ * 10^8
More about the golden ratio here.
And a really good read for the casual mathematician here.
And I found a research paper on random number generators that agrees with this assertion. (See page 53.)
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Using switch statement with a range of value in each case?
...
This works great and is simple. Also if you want to select numbers not in the range all you need is if(!isBetween... , good job.
– a54studio
Jul 20 '13 at 13:43
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Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...文原文.
Doug Lea 的 Concurrent Programming in Java: Design Principles and Patterns, Second Edition是一本围绕有关 Java 应用程序中多线程编程的复杂问题的专著。
探索 Doug Lea 的 util.concurrent包，该包含有用于构建有效并发应用程序的大量有用的类...
Get exception description and stack trace which caused an exception, all as a string
I've seen a lot of posts about stack trace and exceptions in Python. But haven't found what I need.
11 Answers
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How to check if a stored procedure exists before creating it
...e clients might already have the stored procedure upon running the script, and some may not. I need to have the missing stored procedures added to the client database, but it doesn't matter how much I try to bend T-SQL syntax, I get
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Check substring exists in a string in C
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... and false is 0
– Jack
Feb 13 '15 at 2:58
9
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Numpy `logical_or` for more than two arguments
...arrays? (The same question could be asked with regard to Numpy's logical_and and obtaining the intersection of more than two arrays.)
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All but last element of Ruby array
...3]
or
a.take 3
or
a.first 3
or
a.pop
which will return the last and leave the array with everything before it
or make the computer work for its dinner:
a.reverse.drop(1).reverse
or
class Array
def clip n=1
take size - n
end
end
a # => [1, 2, 3, 4]
a.clip # =&g...