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Get the _id of inserted document in Mongo database in NodeJS

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Java Generate Random Number Between Two Given Values [duplicate]

... You could use e.g. r.nextInt(101) For a more generic "in between two numbers" use: Random r = new Random(); int low = 10; int high = 100; int result = r.nextInt(high-low) + low; This gives you a random number in between 10 (inclusive) and 100 (exclusi...
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Convert a positive number to negative in C#

... answered Aug 28 '09 at 16:25 bryanbcookbryanbcook 13.3k22 gold badges3434 silver badges6060 bronze badges ...
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How can I round a number in JavaScript? .toFixed() returns a string?

... It returns a string because 0.1, and powers thereof (which are used to display decimal fractions), are not representable (at least not with full accuracy) in binary floating-point systems. For example, 0.1 is really 0.1000000000000000055511151231257827...
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Checking if an object is a given type in Swift

... 307 If you want to check against a specific type you can do the following: if let stringArray = ob...
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How to organize a node app that uses sequelize?

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How to count lines in a document?

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Get position/offset of element relative to a parent container?

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Easiest way to check for an index or a key in an array?

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Grabbing the href attribute of an A element

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