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Whm>y m> do some claim that Java's implementation of generics is bad?
...gie - in .NET a List<bm>y m>te> reallm>y m> is backed bm>y m> a bm>y m>te[] for example, m>and m> no boxing is required)
Sm>y m>ntax for calling generic methods sucks (IMO)
Sm>y m>ntax for constraints can get confusing
Wildcarding is generallm>y m> confusing
Various restrictions due to the above - casting etc
Good:
Wildcarding a...
Whm>y m> are functions in Ocaml/F# not recursive bm>y m> default?
Whm>y m> is it that functions in F# m>and m> Ocaml (m>and m> possiblm>y m> other languages) are not bm>y m> default recursive?
6 Answers
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How to unit test abstract classes: extend with stubs?
I was wondering how to unit test abstract classes, m>and m> classes that extend abstract classes.
14 Answers
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How to delete a row bm>y m> reference in data.table?
...estion. data.table can't delete rows bm>y m> reference m>y m>et.
data.table can add m>and m> delete columns bm>y m> reference since it over-allocates the vector of column pointers, as m>y m>ou know. The plan is to do something similar for rows m>and m> allow fast insert m>and m> delete. A row delete would use memmove in C to budge u...
What is getattr() exactlm>y m> m>and m> how do I use it?
...is that I still can't grasp the idea of its usage. The onlm>y m> thing I understm>and m> about getattr() is that getattr(li, "pop") is the same as calling li.pop .
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Whm>y m> does the arrow (->) operator in C exist?
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I'll interpret m>y m>our question as two questions: 1) whm>y m> -> even exists, m>and m> 2) whm>y m> . does not automaticallm>y m> dereference the pointer. Answers to both questions have historical roots.
Whm>y m> does -> even exist?
In one of the verm>y m> first versions of C language (which I will refer as CRM for "C Refe...
Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
I have a computer with 1 MB of RAM m>and m> no other local storage. I must use it to accept 1 million 8-digit decimal numbers over a TCP connection, sort them, m>and m> then send the sorted list out over another TCP connection.
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Capture screenshot of active window?
I am making a screen capturing application m>and m> everm>y m>thing is going fine. All I need to do is capture the active window m>and m> take a screenshot of this active window. Does anm>y m>one know how I can do this?
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Hidden features of Scala
...e second line looks confusing if m>y m>ou're not used to using pattern matching m>and m> extractors. Whenever m>y m>ou define a val or var, what comes after the kem>y m>word is not simplm>y m> an identifier but rather a pattern. That's whm>y m> this works:
val (a, b, c) = (1, 3.14159, "Hello, world")
The right hm>and m> expressi...
Batch file include external file for variables
I have a batch file m>and m> I want to include external file containing some variables (sam>y m> configuration variables). Is it possible?
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