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Compare two objects' properties to find differences?
... being derived from Type T)
/// we will cast both objects down to the base Type T to ensure the property comparison is only
/// completed on COMMON properties.
/// (ex. Type T is Foo, object1 is GoodFoo and object2 is BadFoo -- both being inherited from Foo --
/// both objects will...
SQL Call Stored Procedure for each Row without using a cursor
...
Generally speaking I always look for a set based approach (sometimes at the expense of changing the schema).
However, this snippet does have its place..
-- Declare & init (2008 syntax)
DECLARE @CustomerID INT = 0
-- Iterate over all customers
WHILE (1 = 1)
B...
What kinds of patterns could I enforce on the code to make it easier to translate to another program
...d a translator instead of simply doing a manual conversion, for small code bases (e.g., up to about 100K SLOC in our experience) the economics simply don't justify it. Nobody likes this answer, but if you really have to translate just 10K SLOC of code, you are probably better off just biting the bul...
What's the difference between std::move and std::forward
I saw this here:
Move Constructor calling base-class Move Constructor
3 Answers
3
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In C#, how do I calculate someone's age based on a DateTime type birthday?
A given DateTime Type represents a person's birthday.
How could I calculate his / her age in years?
61 Answers
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method of iterating over sqlalchemy model's defined columns?
...not desirable.
But it is actually much easier because if you inherit from Base, you have a __table__ attribute, so that you can do:
for c in JobStatus.__table__.columns:
print c
for c in JobStatus.__table__.foreign_keys:
print c
See How to discover table properties from SQLAlchemy mappe...
What does “mro()” do?
...s we have single inheritance, __mro__ is just the tuple of: the class, its base, its base's base, and so on up to object (only works for new-style classes of course).
Now, with multiple inheritance...:
>>> class D(B, C): pass
...
>>> D.__mro__
(<class '__main__.D'>, <cl...
Getting the class name from a static method in Java
... class extends another one, this doesn't return the actual class, only the base class.
– Luis Soeiro
Sep 12 '12 at 22:34
1
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data.table vs dplyr: can one do something well the other can't or does poorly?
...n shallow copied DT
DT[x > 2L, x := 3L] ## have to copy (like base R / dplyr does always); otherwise original DT will
## also get modified.
}
By not using shallow(), the old functionality is retained:
bar <- function(DT) {
DT[, newcol := 1L] ...
Simple tool to 'accept theirs' or 'accept mine' on a whole file using git
...rs can appear swapped if you are resolving conflicts in the context of a rebase operation. Because rebase works by checking out the target branch then cherry-picking commits from "your" branch onto the target, the incoming change ("theirs") is from "your" branch, and the current branch is the targe...