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How to properly reuse connection to Mongodb across NodeJs application and modules
...tand connection should be open when app starts and reused between modules. My current idea of the best way is that server.js (main file where everything starts) connects to database and creates object variable that is passed to modules. Once connected this variable will be used by modules code as ...
Python Regex - How to Get Positions and Values of Matches
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@hi-angel yep, see my answer below from last year that does just that
– StevenWernerCS
Jul 16 at 1:03
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How to check if a table contains an element in Lua?
Is there a method for checking if a table contains a value ? I have my own (naive) function, but I was wondering if something "official" exists for that ? Or something more efficient...
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How to get the currently logged in user's user id in Django?
...logged out users.
The is_authenticated attribute always returns True for my users, which I suppose is expected since it only checks for AnonymousUsers, but that proves useless if you were to say develop a chat app where you need logged in users displayed.
This checks for expired sessions and then...
Is “double hashing” a password less secure than just hashing it once?
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@devin -- it's not "my solution", it's a widely accepted practice, built into password-based cryptography standards like PKCS #5, and recommended by experts like Robert Morris. It's extremely scalable, as the fraction of time spent authenticatin...
How to check if an object is a list or tuple (but not string)?
...an infinite recursion, and agree to some way of dealing with it. I'll post my suggestion in an answer.
– max
Oct 29 '12 at 7:19
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What is an idiomatic way of representing enums in Go?
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This is one of my bugbears in examples. FGS, I realise it's tempting, but don't name the variable the same as the type!
– Graham Nicholls
Feb 28 at 17:40
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How can I git stash a specific file?
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See my answer on @Rachel's question for a solution to doing the inverse of this (stashing the staged changes, instead of the unstaged changes) - stackoverflow.com/questions/3040833/…
– JesusFreke
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background-size in shorthand background property (CSS3)
... It's what the W3C defined, exactly like you have in your question or my Code example. It's just not implemented in all browsers yet.
– Kraz
Oct 23 '11 at 6:37
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How to find duplicates in 2 columns not 1
I have a MySQL database table with two columns that interest me. Individually they can each have duplicates, but they should never have a duplicate of BOTH of them having the same value.
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