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[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...

...versation you were having with yourself there The reason you cannot send more than 20 characters is that the BLE data packet size defaults to approx 32 bytes, including it's own header & footer. So yes, a good way to work with that is to send your text via several packets. You can, depending on th...
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How does the NSAutoreleasePool autorelease pool work?

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Static constant string (class member)

...d::string's all the time too. The overhead is negligible, but you have far more options and are much less likely to write some fool things like "magic" == A::RECTANGLE only to compare their address... – Matthieu M. Oct 14 '09 at 14:24 ...
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Disable JavaScript error in WebBrowser control

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Dealing with “java.lang.OutOfMemoryError: PermGen space” error

...his option brings down performance. It makes each request take three times more time than usual on our systems. Use with care. – Eldelshell Sep 3 '10 at 9:16 10 ...
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How to pass command line arguments to a shell alias? [duplicate]

...ases, but bash and the Korn shell don't, because the function mechanism is more flexible and offers the same capability. share | improve this answer | follow |...
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Create a .csv file with values from a Python list

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Run cron job only if it isn't already running

... It's better. Now you don't have to write the code yourself. Check out more reasons here: https://serverfault.com/a/82863 /usr/bin/flock -n /tmp/my.lockfile /usr/local/bin/my_script share | im...
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A simple explanation of Naive Bayes Classification

... Since the objects are well clustered, it is reasonable to assume that the more GREEN (or RED) objects in the vicinity of X, the more likely that the new cases belong to that particular color. To measure this likelihood, we draw a circle around X which encompasses a number (to be chosen a priori) of...
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Why am I getting error for apple-touch-icon-precomposed.png

... I found a nice article that details everything I wanted to know (and more): mathiasbynens.be/notes/touch-icons – Alexis May 22 '13 at 15:02 ...