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What is the difference between save and insert in Mongo DB?
...ur query params. If there is no such matching document, that's when upsert comes in picture.
upsert : false : Nothing happens when no such document exist
upsert : true : New doc gets created with contents equal to query params and update params
save : Doesn't allow any query-params. if _id exists ...
throws Exception in finally blocks
...owever, the concept that the Exception should not be just ignored was most compactly handled by showing a log statement.
– Darron
Feb 17 '10 at 15:09
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See line breaks and carriage returns in editor
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Same question here: superuser.com/questions/97692/…
– Alec Jacobson
Oct 5 '10 at 2:52
258
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How to perform file system scanning
...g file paths has changed as of weekly.2011-09-16, see http://groups.google.com/group/golang-nuts/msg/e304dd9cf196a218. The code below will not work for release versions of GO in the near future.
There's actually a function in the standard lib just for this: filepath.Walk.
package main
import (
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Updating packages in Emacs
I have the following setup for packages (not sure if there is a better recommended one):
4 Answers
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Flatten an Array of Arrays in Swift
...riate for the use described in the question (flattening a 2D array to 1D). compactMap is explicitly for removing nil items from a sequence, as a variant of flatMap once did.
– Jim Dovey
Aug 8 '19 at 22:29
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Prevent nginx 504 Gateway timeout using PHP set_time_limit()
...hat are wondering how to restart nginx and php5-fpm, run the following two commands: sudo service nginx restart & sudo service php5-fpm restart The only thing I did differently is that I applied these settings to only one of my websites rather than the configuration for all websites on my server...
How do I run NUnit in debug mode from Visual Studio?
... on. I have NUnit set up and a new project within my workspace to test the component. All works well if I load up my unit tests from Nunit (v2.4), but I've got to the point where it would be really useful to run in debug mode and set some break points.
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Splitting a list into N parts of approximately equal length
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edited Mar 11 at 18:25
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answered Jan 25 '10 at 3:27
Max ShawabkehMax Sha...