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How can I rename a field for all documents in MongoDB?

...above are: { upsert:false, multi:true }. You need the multi:true to update all your records. Or you can use the former way: remap = function (x) { if (x.additional){ db.foo.update({_id:x._id}, {$set:{"name.last":x.name.additional}, $unset:{"name.additional":1}}); } } db.foo.find().forEach...
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Best way to strip punctuation from a string

...s working with the same datatype, but the approach in this answer works equally well for both, which is handy. – Richard J Jan 16 '15 at 9:35 38 ...
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Android SDK installation doesn't find JDK

I'm trying to install the Android SDK on my Windows 7 x64 System. 45 Answers 45 ...
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Response.Redirect to new window

... Dude, this is fantastic solution that actually works! Thank you. – Klaus Nji Nov 14 '14 at 21:31 ...
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Android ACTION_IMAGE_CAPTURE Intent

...works just fine if we leave out the EXTRA_OUTPUT extra and returns the small Bitmap image. However, if we putExtra(EXTRA_OUTPUT,...) on the intent before starting it, everything works until you try to hit the "Ok" button in the camera app. The "Ok" button just does nothing. The camera app stays ...
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How to calculate moving average using NumPy?

...5, 13.5, 14.5, 15.5, 16.5, 17.5]) So I guess the answer is: it is really easy to implement, and maybe numpy is already a little bloated with specialized functionality. share | improve this an...
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submit a form in a new tab

...to test some functions, after I'll avoid this behaviour) to load the page called by submit on a new tab : is it possible? 8...
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How to open multiple pull requests on GitHub

When I open a pull request on GitHub . All commits since my last request and all new ones are automatically added to this request . ...
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How to check if a map contains a key in Go?

...ring) and ok will receive a bool that will be set to true if "foo" was actually present in the map evaluates ok, which will be true if "foo" was in the map If "foo" is indeed present in the map, the body of the if statement will be executed and val will be local to that scope. ...
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What is the reason why “synchronized” is not allowed in Java 8 interface methods?

...t seem sensible to extend this semantics to default methods as well; after all, they are instance methods with a receiver too. (Note that synchronized methods are entirely a syntactic optimization; they're not needed, they're just more compact than the corresponding synchronized block. There's a r...