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How to create GUID / UUID?
...ed to provide certain uniqueness guarantees.
While it is possible to implement an RFC-compliant UUIDs in a few lines of JS (E.g. see @broofa's answer, below) there are several common pitfalls:
Invalid id format (UUIDs must be of the form "xxxxxxxx-xxxx-Mxxx-Nxxx-xxxxxxxxxxxx", where x is one of [...
multi-layer perceptron (MLP) architecture: criteria for choosing number of hidden layers and size of
...can prevent convergence. Think of it this way, additional nodes provides some excess capacity--additional weights to store/release signal to the network during iteration (training, or model building). Second, if you begin with additional nodes in your hidden layer, then it's easy to prune them later...
What is the difference between Bower and npm?
What is the fundamental difference between bower and npm ? Just want something plain and simple. I've seen some of my colleagues use bower and npm interchangeably in their projects.
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Understanding slice notation
...art:stop:step] # start through not past stop, by step
The key point to remember is that the :stop value represents the first value that is not in the selected slice. So, the difference between stop and start is the number of elements selected (if step is 1, the default).
The other feature is that...
Javascript object Vs JSON
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Is the key/property name valid both with/without quotes ?
The only time you need to enclose a key in quotes when using Object Literal notation is where the key contains a special character (if, :, - etc). It is worth noting that a key in JSON mu...
C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?
...n my own, but only after Lucian Wischik from the VB part of the team confirmed that there really is a good reason for it. Many thanks to him - and please visit his blog, which rocks.
The value 0 here is only special because it's not a valid state which you might be in just before the await in a nor...
Draw in Canvas by finger, Android
...ld call invalidate() to refresh the view.
To choose options you can click menu and choose the options.
The below can be used as a reference. You can modify the below according to your needs.
public class FingerPaintActivity extends Activity
implements ColorPickerDialog.OnColorChangedListe...
Multi-key dictionary in c#? [duplicate]
I know there isn't one in the BCL but can anyone point me to a good opensource one?
16 Answers
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What is the purpose of the -m switch?
Could you explain to me what the difference is between calling
3 Answers
3
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Why do pthreads’ condition variable functions require a mutex?
... related functions (like pthread_cond_wait(3) ) require a mutex as an argument. Why? As far as I can tell, I’m going to be creating a mutex just to use as that argument? What is that mutex supposed to do?
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