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How do I perform the SQL Join equivalent in MongoDB?
...mmend specific use cases for $lookup, but at least as of 3.2 doing join is now possible with MongoDB.
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Iterating C++ vector from the end to the beginning
...t purpose. (And yes, incrementing a reverse_interator moves it backward.)
Now, in theory, your method (using begin()/end() & --i) would work, std::vector's iterator being bidirectional, but remember, end() isn't the last element — it's one beyond the last element, so you'd have to decrement f...
What does the Visual Studio “Any CPU” target mean?
...r to say how one can determine if a given DLL is 32-bit only. As far as I know, this should figure that out. I think we're hoping for DLLs which are also "Any CPU", rather than just x86 only.
– Dan W
Jul 10 '13 at 11:01
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Draw a perfect circle from user's touch
...cle" (from my understanding: make the drawn circle perfectly round, as we know
no matter how stable we try to draw something with our finger on the screen, a circle is never really as rounded like a circle should be).
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SQL/mysql - Select distinct/UNIQUE but return all columns?
... Krakow
France Paris
France Marseille
Italy Milano
Now the query
SELECT country FROM locations
GROUP BY country
will result in:
--country--
France
Poland
Italy
However, the following query
SELECT country, city FROM locations
GROUP BY country
...throws an error in...
Amazon products API - Looking for basic overview and information
...web service has undergone two name changes in recent history: it was also known as ECS and AAWS.
The signature process you're referring to is the same HMAC signature that all of the other AWS services use for authentication. All that's required to sign your requests to the Product Advertising API is...
java.util.Date to XMLGregorianCalendar
...ld question. The classes mentioned, Date and XMLGregorianCalendar, are old now. I challenge the use of them and offer alternatives.
Date was always poorly designed and is more than 20 years old. This is simple: don’t use it.
XMLGregorianCalendar is old too and has an old-fashioned design. As I u...
How to pass arguments to a Button command in Tkinter?
...arameter assignment for the lambda"? I did not get lambda to work and thus now use partial.
– Klamer Schutte
Feb 18 '15 at 22:14
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Check whether user has a Chrome extension installed
...re you executing the script that uses .connect() from a hosted script? I know Chrome tries hard not to do stuff with just local files that aren't hosted for security purposes. - Just checking.
– JamesEggers
Jun 9 '11 at 14:13
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Yellow fade effect with JQuery
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@StijnVanBael Code now updated to copy border-radius. Thank you for the suggestion.
– Doug S
Nov 7 '15 at 8:26
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