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Should I use static_cast or reinterpret_cast when casting a void* to whatever
...ress.
This is a reason to prefer static_cast.
Additionally, and arguably more important, is the fact that every use of reinterpret_cast is downright dangerous because it converts anything to anything else really (for pointers), while static_cast is much more restrictive, thus providing a better le...
Find the most common element in a list
...earliest item
return max(groups, key=_auxfun)[0]
This could be written more concisely, of course, but I'm aiming for maximal clarity. The two print statements can be uncommented to better see the machinery in action; for example, with prints uncommented:
print most_common(['goose', 'duck', 'du...
Rails find_or_create_by more than one attribute?
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How does a Breadth-First Search work when looking for Shortest Path?
...ining distance then how would we know the shortest distance,please explain more.
– Gaurav Sehgal
Apr 12 '15 at 19:17
12
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What does .SD stand for in data.table in R
.... There's no significance to the initial ".", except that it makes it even more unlikely that there will be a clash with a user-defined column name.
If this is your data.table:
DT = data.table(x=rep(c("a","b","c"),each=2), y=c(1,3), v=1:6)
setkey(DT, y)
DT
# x y v
# 1: a 1 1
# 2: b 1 3
# 3: c 1...
Is it good practice to make the constructor throw an exception? [duplicate]
...y) a read or write call was made, that is liable to make application logic more complicated.
3 - Given that this is one of the motivating examples for checked exceptions, if you don't accept this you are basically saying that all exceptions should be unchecked. That is not practical ... if you are...
NUnit vs. Visual Studio 2008's test projects for unit testing [closed]
...n tests on a non-Microsoft build server,
like CruiseControl.NET.
NUnit has more versions coming out
than visual studio. You don't have
to wait years for a new version.
And you don't have to install a new version of the IDE to
get new features.
There are extensions being developed
for NUnit, like row...
List comprehension vs. lambda + filter
... expression just by changing [] to (). Also, I agree that the list comp is more beautiful.
– Wayne Werner
Jun 10 '10 at 13:03
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Batch script: how to check for admin rights
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How to organize a node app that uses sequelize?
...s, load the models from the singleton instead.
The longer story
Here is a more detailed description of this solution with the corresponding source code:
http://jeydotc.github.io/blog/2012/10/30/EXPRESS-WITH-SEQUELIZE.html
EDIT: This is a very old answer! (read down for info)
It's old and limited in...