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Algorithm to calculate the number of divisors of a given number

...ere's a Dr. Math that explains what exactly it is you need to do mathematically. Essentially it boils down to if your number n is: n = a^x * b^y * c^z (where a, b, and c are n's prime divisors and x, y, and z are the number of times that divisor is repeated) then the total count for all of the di...
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Difference between toFixed() and toPrecision()?

...om Mozilla Doc Center for toFixed() and for toPrecision(). Fortunately for all of us, MDC and w3schools agree with each other in this case. For completeness, I should mention that toFixed() is equivalent to toFixed(0) and toPrecision() just returns the original number with no formatting. ...
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Filter git diff by type of change

...de) changed U Unmerged X Unknown B have had their pairing Broken * All-or-none Any combination of the filter characters may be used. When * (All-or-none) is added to the combination, all paths are selected if there is any file that matches other criteria in the comparison; ...
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Ensuring json keys are lowercase in .NET

...m contract resolver for this. The following contract resolver will convert all keys to lowercase: public class LowercaseContractResolver : DefaultContractResolver { protected override string ResolvePropertyName(string propertyName) { return propertyName.ToLower(); } } Usage: ...
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Should I use multiplication or division?

...wer compared to the lower overhead of the VM. Remember that compilers generally cannot optimize floating point much in order to guarantee precision. – rasmus Sep 14 '12 at 7:22 7 ...
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How to make a node.js application run permanently?

On a Debian server, I installed Node.js. I understand how to launch an app from putty with this command line: 19 Answers ...
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How to create EditText with rounded corners? [closed]

... Except that your solution uses the same drawable for all states. A regular EditText has different backgrounds for focused, disabled, pressed, and selected, besides the default. Focused, in particular, may be important going forward if we get some Android devices that lack touch...
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What is the difference between a Docker image and a container?

... An instance of an image is called a container. You have an image, which is a set of layers as you describe. If you start this image, you have a running container of this image. You can have many running containers of the same image. You can see all you...
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Why does npm install say I have unmet dependencies?

I have a node package. When I run npm install from the package root, it installs a bunch of things, but then prints several error messages that look like this: ...
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Why is Node.js single threaded? [closed]

...rvers every client request is instantiated on a new thread. But in Node.js all the clients run on the same thread (they can even share the same variables!) I understand that I/O operations are event-based so they don't block the main thread loop. ...