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Learning assembly [closed]
...other (x86 computers included). But the likelihood that you are using ARM now and dont know enough assembler for it to write startup code or other routines knowing ARM may or may not help what you are trying to do. The second and more important reason for ARM first is because the instruction lengt...
What's the point of map in Haskell, when there is fmap?
...feel the need for a map function? Couldn't it just be what is currently known as fmap and fmap could be removed from the language?
...
Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...optimizers have limits and cut-offs for performance reasons). It is not unknown for very complicated SQL to have distinct, measurable (I've seen a complicated query take 10+ seconds just to generate a plan, before we tweaked the DBMS) latencies due to the optimizer trying to figure out the "near bes...
Group vs role (Any real difference?)
... between group and role? I've been trying to figure this out for some time now and the more information I read, the more I get the sense that this is brought up just to confuse people and there is no real difference. Both can do the other's job. I've always used a group to manage users and their acc...
How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
...ython 2.x - The Long Version
Without seeing the source it's difficult to know the root cause, so I'll have to speak generally.
UnicodeDecodeError: 'ascii' codec can't decode byte generally happens when you try to convert a Python 2.x str that contains non-ASCII to a Unicode string without specifyi...
Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
...avoid for large data, and why := and set() were introduced to data.table.
Now, with our copied newDT we can modify it by reference :
newDT
# a b
# [1,] 1 11
# [2,] 2 200
newDT[2, b := 400]
# a b # See FAQ 2.21 for why this prints newDT
# [1,] 1 11
# [2,] 2 400
.Internal(in...
Display element as preformatted text via CSS [duplicate]
...
How do you guys know about this stuff? I spent some time barking up the wrong tree (display) but never thought to look at white-space.
– Dagg Nabbit
Mar 17 '12 at 21:02
...
SQL Server CTE and recursion example
...AS MyColName
-- Or
SELECT MyColName = 1
-- Etc...
)
Q 2) now here about CTE and recursion of employee relation
the moment i add two manager and add few more employee under second manager then problem start.
i want to display first manager detail and in the next rows only those empl...
Where is Erlang used and why? [closed]
I would like to know a list of the most common application/websites/solutions where Erlang is used, successfully or not .
...
How do I use $scope.$watch and $scope.$apply in AngularJS?
...e most common scenario and I'm sure you've seen it before, but you didn't know that this has created a watch in the background. Yes, it had! Using AngularJS directives (such as ng-repeat) can also create implicit watches.
Ad 2)
This is how you create your own watches. $watch service helps you to ru...