I need to inc a variable within the case specific object in an array in the profile object in the users object/mongo collection. The case specific object’s name will equal a local variable, and the I want to inc the variable num by 1. What would the syntext for this look like? Answer I don’t know …
Tag: mongodb
How to make a MongoDB query sort on strings with -number postfix?
I have a query: That returns the following array sorted: The problem is that it seems to sort on the first numeric character so it thinks the proper sequence is 1, 10, 2, 3, etc…. what I really want is for it to sort on both the whole numerical part so that 10 would be at the end. I’d prefer
assertEqual error on nodeJs
I just started nodejs development. I am testing mongodb driver but repeatedly getting assertEquals has no method. code from sourceRepo Error has no method ‘assertEquals’ How to reolve it? Answer You can use Node’s Assert for this (where it is called equal rather than equal*s*): However, for …
How do I insert HTML into Mongodb?
I keep getting kicked out of the shell when I try to paste in an HTML text file. How can this be done? Do I first need to use some javascript to encode it or something? Example: EDIT I put only single quotes inside my html and wrapped the whole thing in double-quotes, but still no good. shell error: Answer
Multiple populates – mongoosejs
Just a simple query, for example with a double ref in the model. Schema / Model Query I already tried something like In fact only one of the populates works. So, how do is get two populates working ? Answer You’re already using the correct syntax of: Perhaps the meal ObjectId from the order isn’t …
Is there any way to create mongodb like _id strings without mongodb?
I really like the format of the _ids generated by mongodb. Mostly because I can pull data like the date out of them client side. I’m planning to use another database but still want that type of _id for my document. How can I create these ids without using mongodb? Thanks! Answer Object IDs are usually g…
When to close MongoDB database connection in Nodejs
Working with Nodejs and MongoDB through Node MongoDB native driver. Need to retrieve some documents, and make modification, then save them right back. This is an example: With asynchronous nature, if the process of updating the document takes longer, then when cursor reaches the end of documents, database con…
Getting timestamp from mongodb id
How do I get the timestamp from the MongoDB id? Answer The timestamp is contained in the first 4 bytes of a mongoDB id (see: http://www.mongodb.org/display/DOCS/Object+IDs). So your timestamp is: and