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How do I determine k when using k-means clustering?
... clear is how you choose the value of k. Is it just a matter of trial and error, or is there more to it?
19 Answers
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AngularJS. How to call controller function from outside of controller component
...document.getElementById('controller')).scope().get() throws and undefined error, but if i use angular.element(document.getElementById('controller')).scope().controller.get() it works.
– vrunoa
Feb 4 '15 at 16:42
...
Move entire line up and down in Vim
...moving a line. It's more likely to behave nicely in the face of undo or an error.
– Josh Lee
Mar 13 '10 at 20:11
1
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Signing a Windows EXE file
...rtificate" available. (If you have no certificate, it will show a SignTool error message.)
Or you can try:
signtool signwizard
This will launch a wizard that will walk you through signing your application. (This option is not available after Windows SDK 7.0.)
If you'd like to get a hold of...
How to dynamically load a Python class
... try:
object = getattr(object, part)
except AttributeError:
return None
return object
It relies on pydoc.safeimport function. Here are the docs for that:
"""Import a module; handle errors; return None if the module isn't found.
If the module *is* found but ...
Convert from enum ordinal to enum type
...tic block, the class
// won't be initialized
log.error("Unexpected exception initializing " + ReportTypeEnum.class, e);
}
}
public static ReportTypeEnum fromDbValue(Integer dbValue) {
return lookup.get(dbValue);
}
public Integer getDbValue...
Compare JavaScript Array of Objects to Get Min / Max
...t. should be myArray[0].Cost, though. But, if there's no first element, an error will be thrown. So, an additional check is needed, possibly undoing the small performance boost.
– Rob W
Jan 14 '12 at 19:17
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How to highlight a current menu item?
...to duplicating of the path and could therefor be prone to copy & paste errors. I've found that the directive approach by @kfis, although more lines, is more reusable and keeps the markup cleaner.
– A. Murray
Dec 18 '13 at 12:15
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What is the difference between & vs @ and = in angularJS
...sed to isolatedScope is a reference, modifying the value will trigger this error:
TypeError: Cannot assign to read only property 'x' of {"x":1,"y":2}
=: two-way binding
= is called two-way binding, which means any modification in childScope will also update the value in parentScope, and vice ver...
C# naming convention for constants?
...s: Do we really need this information? Does it help us in any way to avoid errors? If I assign a value to the const, the compiler will tell me I did something dumb.
My conclusion: Go with the camel casing. Maybe I will change my style too ;-)
Edit:
That something smells hungarian is not really a...