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How to smooth a curve in the right way?
...om(100) * 0.2
yhat = savitzky_golay(y, 51, 3) # window size 51, polynomial order 3
plt.plot(x,y)
plt.plot(x,yhat, color='red')
plt.show()
UPDATE: It has come to my attention that the cookbook example I linked to has been taken down. Fortunately, the Savitzky-Golay filter has been incorporated i...
Convert objective-c typedef to its string equivalent
... array.
Make sure the indexes are the appropriate enums, and in the right order (otherwise exception).
note: names is a property synthesized as *_names*;
code was not checked for compilation, but I used the same technique in my app.
typedef enum {
JSON,
XML,
Atom,
RSS
} FormatType;
+ (N...
What's the difference between QMainWindow, QWidget and QDialog?
...
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MySQL maximum memory usage
...ld utilize ulimit, but you'd likely have to modify the way MySQL starts in order to impose this.
The best solution is to tune your server down, so that a combination of the usual MySQL memory settings will result in generally lower memory usage by your MySQL installation. This will of course hav...
Good tutorials on XMPP? [closed]
... might be an old question, but I just wanted to keep the process I used in order to learn XMPP.
A few years ago, a few friends of mine and I were learning about how to leverage XMPP, and understanding how it fits into larger piece is quite a tedious task. I highly recommend starting off by reading ...
How do I create ColorStateList programmatically?
...N: See Roger Alien's answer (and its first comment) to understand that the order of states here is poor: because "enabled" is first, it will override other states that typically occur while a button is enabled. Better to put "enabled" last. (Or instead of "enabled", an empty/default item last.)
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Performance of Java matrix math libraries? [closed]
...kes decisions on how to allocate variables to registers when it can; it re-orders instructions to take advantage of processor architecture... A possible exception is that as I mentioned, Hotspot will only perform one operation per SSE instruction; in principle you could have a fantastically optimise...
Among $_REQUEST, $_GET and $_POST which one is the fastest?
...$_POST and $_COOKIE.
But it's only a default, which depends on variables_order ; and not sure you want to work with cookies.
If I had to choose, I would probably not use $_REQUEST, and I would choose $_GET or $_POST -- depending on what my application should do (i.e. one or the other, but not bot...
Comparison between Corona, Phonegap, Titanium
...This is all dependent on the timing, putting the rows of code in different order might crash or heal your application. Adding a window in another file.js breaks your app.js execution... This also trashes internal datastructures in Titanium, as they sometimes can update internal datastructures in par...
Replace words in the body text
... to be a whole new level and much more better. What should I start with in order to achieve my purposes. I know 0 about javascript and I dont even know how to make your script above work! Where do I suppose to paste it to? Thanks you very much!
– Duy Duy
Jun 16...