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How to filter array in subdocument with MongoDB [duplicate]
...t it back together:
db.test.aggregate([
{ $match: {_id: ObjectId("512e28984815cbfcb21646a7")}},
{ $unwind: '$list'},
{ $match: {'list.a': {$gt: 3}}},
{ $group: {_id: '$_id', list: {$push: '$list.a'}}}
])
outputs:
{
"result": [
{
"_id": ObjectId("512e28984815cbfcb21...
Flask raises TemplateNotFound error even though template file exists
....py
templates/
home.html
myproject/
mypackage/
__init__.py
templates/
home.html
Alternatively, if you named your templates folder something other than templates and don't want to rename it to the default, you can tell Flask to use that other director...
Where to use EJB 3.1 and CDI?
...
+100
Yes, you can freely mix both CDI and EJB and achieve some great results. It sounds like you are using @WebService and @Schedule, wh...
Select mySQL based only on month and year
...n my mySQL DB that has some rows. One of this row is a DATE, like this: 2012-02-01
12 Answers
...
I want to delete all bin and obj folders to force all projects to rebuild everything
...this time.
– MichaelD
Apr 16 '09 at 12:32
Hmm that's odd - it works fine on my machine (vista 64bit business) - I'll t...
How to run a python script from IDLE interactive shell?
... |
edited Mar 15 '15 at 12:54
answered Mar 14 '15 at 8:08
...
How to convert boost path type to string?
...all platforms?
– Sergey Shambir
May 12 '17 at 8:36
1
@SergeyShambir: Unfortunately not. One can e...
pydot and graphviz error: Couldn't import dot_parser, loading of dot files will not be possible
... |
edited May 23 '17 at 12:34
Community♦
111 silver badge
answered Jul 27 '13 at 22:07
...
Why can't I use the 'await' operator within the body of a lock statement?
...n the meantime ?
– Softlion
Aug 25 '12 at 5:32
10
I realise I'm late to the party here, however I...
How to intercept click on link in UITextView?
...atted phone numbers.
– azdev
Mar 5 '12 at 22:17
In what method can I set my application's delegate?
...