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jQuery UI accordion that keeps multiple sections open?
...ow do you keep multiple sections in jQuery UI's accordion open? The demos all have only one open at a time... I'm looking for a collapseable menu type system.
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Including jars in classpath on commandline (javac or apt)
trying to run this program. I think that to setup all of the web service stuff I need to run apt. (Although using javac I am having the same issue). I think what I am getting is compile errors. (Shown at bottom).
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ConcurrentHashMap vs Synchronized HashMap
...ion that ConcurrentHashMap's size() result could be out of date. size() is allowed to return an approximation instead of an exact count according to "Java Concurrency in Practice" book. So this method should be used carefully.
– Andrii Lisun
Nov 8 '18 at 15:24
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Get name of current class?
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obj.__class__.__name__ will get you any objects name, so you can do this:
class Clazz():
def getName(self):
return self.__class__.__name__
Usage:
>>> c = Clazz()
>>> c.getName()
'Clazz'
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How to check Django version
...application. So I have two versions of Python, 2.6 and 2.7. Now I have installed Django. I could run the sample application for testing Django succesfuly. But how do I make sure whether Django uses the 2.6 or 2.7 version and what version of modules Django uses?
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Installing SciPy with pip
It is possible to install NumPy with pip using pip install numpy .
15 Answers
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Cron job every three days
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The answer is not correct because neither suggestion actually runs the job every 3 days. 0 0 */3 * * means run on the 1st, 4th, 7th, etc. (*/3 means 1-31/3 means 1,4,7...31) so the gap will be smaller at the end of the month. (It'll run 2 days in a row if the previous month had 3...
comparing sbt and Gradle [closed]
...y and Maven snapshot dependencies were one of the reasons why Gradle eventually replaced Ivy with its own dependency management code. It was a big task, but brought us a lot of goodness.
This tweet mentions that the all situation could evolve in the future:
Mark said in the past that he was intere...
How to read the RGB value of a given pixel in Python?
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Fortunately installing PIL is very straightforward in Linux and Windows (don't know about Mac)
– heltonbiker
Sep 28 '11 at 16:20
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How do I automatically sort a has_many relationship in Rails?
This seems like a really simple question but I haven't seen it answered anywhere.
5 Answers
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