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PostgreSQL DISTINCT ON with different ORDER BY
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You can order by address_id in an subquery, then order by what you want in an outer query.
SELECT * FROM
(SELECT DISTINCT ON (address_id) purchases.address_id, purchases.*
FROM "purchases"
WHERE "purchases"."product_id" = 1 ORDER BY address_id DESC )
ORDER BY purcha...
How can I share code between Node.js and the browser?
...s my idea of sharing files with the client and the server. This is exactly what I needed. Thank you!
– Combine
Jan 29 '17 at 9:46
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How to fight tons of unresolved variables warning in Webstorm?
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What about variables that aren't parameters? The general solution is to use @namespace.
– Dan Dascalescu
May 21 '17 at 5:30
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What is the significance of initializing direction arrays below with given values when developing ch
...o on.
(Here I have said top left is 0,0 and bottom right is 4,4 and shown what move each index of the arrays will make from the central point, X, at 2,2.)
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.536.
.1X0.
.724.
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The way it is set up, if you do ^1 (^ being bitwise XOR) on the index you get the opposite direction - 0 and 1 ...
How to get Core Data object from specific Object ID?
...milar-seeming names that tripped me up. To help keep them straight, here's what the other two do:
-(NSManagedObject *)objectWithID:(NSManagedObjectID *)objectID
...will create a fault object with the provided objectID, whether or not such an object actually exists in the store. If it doesn't exis...
View HTTP headers in Google Chrome?
... the tabs shown in the picture above (including the Headers tab). This is what @Tower meant by "click on them"
– SnapShot
Jun 25 '13 at 19:48
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Equivalent to 'app.config' for a library (DLL)
Is there an equivalent to app.config for libraries (DLLs)? If not, what is the easiest way to store configuration settings that are specific to a library? Please consider that the library might be used in different applications.
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MySQL - length() vs char_length()
What's the main difference between length() and char_length() ?
2 Answers
2
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RESTful password reset
What is the proper way to structure a RESTful resource for resetting a password?
9 Answers
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How to select lines between two marker patterns which may occur multiple times with awk/sed
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@JonathanLeffler can I know what is the purpose of using -e
– Kasun Siyambalapitiya
Dec 6 '16 at 4:33
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