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What is the Haskell response to Node.js?
...ncy isn't hard in Haskell, because most code is pure and so is thread-safe by construction. There are simple communication primitives. It's much harder to shoot yourself in the foot with concurrency in Haskell than in a language with unrestricted side effects.
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What does “#pragma comment” mean?
...leave a comment in the generated object file. The comment can then be read by the linker when it processes object files.
#pragma comment(lib, libname) tells the linker to add the 'libname' library to the list of library dependencies, as if you had added it in the project properties at Linker->In...
Multi-line commands in GHCi
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@Rog let begins a block; entries in a block are grouped by indentation; and the first non-whitespace character in a block sets the indentation by which they're grouped. Since the first non-whitespace character in the let block above is the a of addTwo, all lines in the block must ...
Error in finding last used cell in Excel with VBA
... LookIn:=xlFormulas, _
SearchOrder:=xlByRows, _
SearchDirection:=xlPrevious, _
MatchCase:=False).Row
Else
lastrow = 1
End If
End With
Find Last Row in a Table (ListObject)
The same principles apply,...
Using multiple arguments for string formatting in Python (e.g., '%s … %s')
...answered Aug 3 '10 at 9:27
Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
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Is it possible to animate scrollTop with jQuery?
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body is used by webkit, html is used by firefox.
– Jory
Apr 1 '14 at 17:15
2
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What is Haskell used for in the real world? [closed]
...bject to data race conditions, and consequently don't have to be protected by
locks. If you are always allocating new objects, rather than
destructively manipulating existing ones, the locking can be hidden in
the allocation and GarbageCollection system.
Apart from this Haskell has its ow...
How to configure an existing git repo to be shared by a UNIX group
...isting git repo (a bare one) which has up to this point only been writable by me. I want to open it up to some UNIX user group, foo, so that all members of foo can push to it. I'm aware that I can easily set up a new git repo with:
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read subprocess stdout line by line
...lows iterating over both stdout and stderr concurrently, in realtime, line by line
In case you need to get the output stream for both stdout and stderr at the same time, you can use the following function.
The function uses Queues to merge both Popen pipes into a single iterator.
Here we create t...
General suggestions for debugging in R
...error occurs, the first thing that I usually do is look at the stack trace by calling traceback(): that shows you where the error occurred, which is especially useful if you have several nested functions.
Next I will set options(error=recover); this immediately switches into browser mode where the ...