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How to get a property value based on the name
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"Cannot convert from String to BindingFlags"
– Christine
Jul 1 '16 at 22:46
6
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What is meant by “managed” vs “unmanaged” resources in .NET?
...p after if it's abandoned. A short-lived object's subscription to an event from a long-lived object, for example, would be an unmanaged resource even though both objects are under the control of the garbage-collector, since the GC will have no way of knowing that the subscription should be scrapped ...
What is the difference between exit() and abort()?
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In general, calling longjmp from a signal handler is undefined but there is a special case for when the signal was generated with raise/abort so I guess this would be theoretically possible although I don't think I have ever seen it done. Now I am goin...
How to shift a column in Pandas DataFrame
...in a Pandas DataFrame , but I haven't been able to find a method to do it from the documentation without rewriting the whole DF. Does anyone know how to do it?
DataFrame:
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Is there any difference between a GUID and a UUID?
... authors of the UUID specification and Microsoft claim they are synonyms:
From the introduction to IETF RFC 4122 "A Universally Unique IDentifier (UUID) URN Namespace": "a Uniform Resource Name namespace for UUIDs (Universally Unique IDentifier), also known as GUIDs (Globally Unique IDentifier)."
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How can I hash a password in Java?
... return hashOfInput.equals(saltAndHash[1]);
}
// using PBKDF2 from Sun, an alternative is https://github.com/wg/scrypt
// cf. http://www.unlimitednovelty.com/2012/03/dont-use-bcrypt.html
private static String hash(String password, byte[] salt) throws Exception {
if (pass...
Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?
...s based, also had no use for powers (it didn't have floating point at all, from memory).
As an aside, an integral power operator would probably have been a binary operator rather than a library call. You don't add two integers with x = add (y, z) but with x = y + z - part of the language proper ...
Finding all possible combinations of numbers to reach a given sum
How would you go about testing all possible combinations of additions from a given set N of numbers so they add up to a given final number?
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How can I convert immutable.Map to mutable.Map in Scala?
...utable.Map varargs factory. Unlike the ++ approach, this uses the CanBuildFrom mechanism, and so has the potential to be more efficient if library code was written to take advantage of this:
val m = collection.immutable.Map(1->"one",2->"Two")
val n = collection.mutable.Map(m.toSeq: _*)
Th...
How does HashSet compare elements for equality?
...ng instead of just equality comparisons, you should use SortedSet<T> from .NET 4 - which allows you to specify an IComparer<T> instead of an IEqualityComparer<T>. This will use IComparer<T>.Compare - which will delegate to IComparable<T>.CompareTo or IComparable.Compare...