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Counting inversions in an array
... +1, See similar solution in C++11, including a general iterator-based solution and sample random testbed using sequences from 5-25 elements. Enjoy!.
– WhozCraig
Apr 20 '14 at 20:15
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C++ templates that accept only certain types
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I suggest using Boost's static assert feature in concert with is_base_of from the Boost Type Traits library:
template<typename T>
class ObservableList {
BOOST_STATIC_ASSERT((is_base_of<List, T>::value)); //Yes, the double parentheses are needed, otherwise the comma will be...
LINQ-to-SQL vs stored procedures? [closed]
...annot easily debug the SQL and that experience is largely tied to your database vendor (MS SQL Server provides a query analyzer, but often that isn't enough).
Vendor agnostic: LINQ works with lots of databases and the number of supported databases will only increase. Sprocs are not always portable ...
“x not in y” or “not x in y”
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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“Too many values to unpack” Exception
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How to delete a certain row from mysql table with same column values?
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64
All tables should have a primary key (consisting of a single or multiple columns), duplicate ro...
How to check if a variable is a dictionary in Python?
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Convert a row of a data frame to vector
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Here is a dplyr based option:
newV = df %>% slice(1) %>% unlist(use.names = FALSE)
# or slightly different:
newV = df %>% slice(1) %>% unlist() %>% unname()
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How can I extract the folder path from file path in Python?
...s
# usage: file, path = splitPath(s)
def splitPath(s):
f = os.path.basename(s)
p = s[:-(len(f))-1]
return f, p
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What is the size limit of a post request?
...setting at? I'm rather new to php and I can't find it anywhere in our code base (using the dreamWeaver find-all process). I'd ask our sys admins but they're mean. :-P
– invertedSpear
Mar 2 '10 at 17:07
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