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What are some compelling use cases for dependent method types?
...s: Set[Edge]
}
Somewhere else we can statically guarantee that we aren't mixing up nodes from two different graphs, e.g.:
def shortestPath(g: Graph)(n1: g.Node, n2: g.Node) = ...
Of course, this already worked if defined inside Graph, but say we can't modify Graph and are writing a "pimp my l...
Are PDO prepared statements sufficient to prevent SQL injection?
...hat should have been data, as if it was code. This is only possible if you mix code and data in the same medium (Eg. when you construct a query as a string).
Parameterised queries work by sending the code and the data separately, so it would never be possible to find a hole in that.
You can still ...
How expensive is RTTI?
...xtra cost for RTTI, and it's not due to just having an if statement in the mix. It's due to that RTTI is very expensive.
This test was done on the Apple LLVM 5.0 compiler, with stock optimizations turned on (default release mode settings).
So, I have below 2 functions, each of which figures out th...
How to “properly” create a custom object in JavaScript?
...aper over some of the uglier parts of the language.
The result is that in mixed company you will have a mishmash of metaclasses, all behaving slightly differently. What's worse, most JavaScript tutorial material is terrible and serves up some kind of in-between compromise to cover all bases, leavin...
MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
... @Dave I may be using the term "business logic" incorrectly and mixing it up with application logic. To quote the MSDN article you linked "To maximize re-use opportunities, models should not contain any use case–specific or user task–specific behavior or application logic" and "Typica...
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
...rks don't seek to combine GC and RAII, since most applications will have a mix of immutable objects (where GC would be best) and objects that need cleanup (where RAII is best).
– supercat
Oct 11 '12 at 21:03
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Check if a class is derived from a generic class
...;& j == 0) { j=0; } Am I getting my reference equals and value equals mixed up? I thought there was only one instance of each Type in memory, so two variables that point to the same type are in fact pointing to the same location in memory.
– Michael Blackburn
...
Why can't I initialize non-const static member or static array in class?
...
I think it's to prevent you from mixing declarations and definitions. (Think about the problems that could occur if you include the file in multiple places.)
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What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
...gs[a])
bar(name='one', age=27)
# age 27
# name one
Both idioms can be mixed with normal arguments to allow a set of fixed and some variable arguments:
def foo(kind, *args, **kwargs):
pass
It is also possible to use this the other way around:
def foo(a, b, c):
print(a, b, c)
obj = {'...
Complete Working Sample of the Gmail Three-Fragment Animation Scenario?
...ight behind middle.
showLeft() simply reverses the process, with the same mix of animators, just with the directions reversed.
The activity uses a ThreePaneLayout to hold a pair of ListFragment widgets and a Button. Selecting something in the left fragment adds (or updates the contents of) the mid...