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Type Checking: typeof, GetType, or is?
...t;Animal> and returns "Animal".
Foo((Animal)definitely_a_dog); // this does the same as above, returns "Animal"
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CSS Selector “(A or B) and C”?
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is there a better syntax?
No. CSS' or operator (,) does not permit groupings. It's essentially the lowest-precedence logical operator in selectors, so you must use .a.c,.b.c.
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jQuery If DIV Doesn't Have Class “x”
In jQuery I need to do an if statement to see if $this doesn't contain the class '.selected'.
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c# datatable to csv
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This method doesnt take into account a comma inside a column value.
– Christian
Nov 1 '12 at 22:32
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Why is `[` better than `subset`?
...larification? When we write subset(mtcars, cyl == 4) (at top level), where does R look for cyl? If it looks into the mtcars object that is passed to subset(), then shouldn't it be able to find cyl even if scramble is within another function, since mtcars is still being passed to it? If my question d...
Removing duplicates in lists
... I need to write a program to check if a list has any duplicates and if it does it removes them and returns a new list with the items that weren't duplicated/removed. This is what I have but to be honest I do not know what to do.
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Function pointers, Closures, and Lambda
...ee with some of the answers above. A Lisp, Scheme, ML, or Haskell closure does not create a new function dynamically. Instead it reuses an existing function but does so with new free variables. The collection of free variables is often called the environment, at least by programming-language theo...
Execution of Python code with -m option or not
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What actually does command PYTHONPATH=test python -m foo.bar mean? Could you explain it in details, please?
– Andriy
Apr 28 '17 at 16:47
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Entity Framework Provider type could not be loaded?
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I always worry when I type code in that does absolutely nothing and all the sudden my project runs. O_o
– Jordan
Apr 14 '14 at 20:07
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What is the difference between Strategy design pattern and State design pattern?
...ying implementation for everything (or most everything) the context object does.
A "classic" implementation would match either State or Strategy for every item on the list, but you do run across hybrids that have mixes of both. Whether a particular one is more State-y or Strategy-y is ultimately a...