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Latex Remove Spaces Between Items in List
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I would also like to add that the nolistsep option is now deprecated, and that its successor is nosep, which "kills all vertical spacing".
– larsac07
May 15 '16 at 18:48
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What is Weak Head Normal Form?
...a constructor, stop.
To avoid building these large expressions when we know all the subexpressions will have to be evaluated, we want to force the inner parts to be evaluated ahead of time.
seq
seq is a special function that is used to force expressions to be evaluated. Its semantics are that s...
How to exit pdb and allow program to continue?
...d show
something like: (pdb) .....
- switch back to pdb, then press Enter, now you are all set, pdb command
shell reappear again
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String to Dictionary in Python
...ring = u'{ "id":"123456789", ... }'
obj = json.loads(json_string) # obj now contains a dict of the data
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Using Rails serialize to save hash to database
...PDATED:
Exact implementation will depend on your database, but PostgreSQL now has json and jsonb columns which can natively store your hash/object data and allow you to query against the JSON with ActiveRecord!
change your migration and you're done.
class Migration0001
def change
add_column...
std::back_inserter for a std::set?
... I couldn't find if it the proposal advanced. I think it makes sense.
For now you can have this behavior defining the maker function:
template<class Container>
auto sinserter(Container& c){
using std::end;
return std::inserter(c, end(c));
}
Used as:
std::transform(begin(my_vec...
Split value from one field to two
... @dfmiller, perhaps I misunderstood the question, I'm not sure now whether the separation was to be done in the query or the table. I've clarified the answer to hopefully make it clearer.
– paxdiablo
Sep 12 '14 at 17:04
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How to sort mongodb with pymongo
...ggregation pipeline is faster as compared to conventional .find().sort().
Now moving to the real explanation. There are two ways to perform sorting operations in MongoDB:
Using .find() and .sort().
Or using the aggregation pipeline.
As suggested by many .find().sort() is the simplest way to per...
How to show SQL queries run in the Rails console?
...raw query to explain and analyze. I guess will have to do with explain for now.
– abhishek77in
Jun 5 at 8:20
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Visual Studio can't build due to rc.exe
...this:
Microsoft left a few things out of their MSVT package. Since no one knows whether they were left out by mistake or for license reasons, no one with MSVC is too interested in giving them out. A few Google searches turn up some tricky sources. Fortunately, Microsoft has finally wised up and solv...