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Casperjs/PhantomJs vs Selenium
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answered Dec 31 '12 at 10:38
Ariya HidayatAriya Hidayat
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How can I format a number into a string with leading zeros?
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10 Answers
10
Active
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How to check if a String is numeric in Java
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708
With Apache Commons Lang 3.5 and above: NumberUtils.isCreatable or StringUtils.isNumeric.
With...
How can I embed a YouTube video on GitHub wiki pages?
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[](https://www.youtube.com/watch?v=YOUTUBE_VIDEO_ID_HERE)
For more information about Markdown look at this Markdown cheatsheet on GitHub.
For more information about Youtube image links look this question.
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What is the difference between persist() and merge() in JPA and Hibernate?
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answered Dec 22 '10 at 12:57
axtavtaxtavt
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When to use next() and return next() in Node.js
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edited Apr 30 '17 at 13:01
user6451184
answered May 29 '13 at 10:53
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How to use sessions in an ASP.NET MVC 4 application?
...Jobert Enamno
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3
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Releasing memory in Python
...mport gc
import psutil
proc = psutil.Process(os.getpid())
gc.collect()
mem0 = proc.get_memory_info().rss
# create approx. 10**7 int objects and pointers
foo = ['abc' for x in range(10**7)]
mem1 = proc.get_memory_info().rss
# unreference, including x == 9999999
del foo, x
mem2 = proc.get_memory_in...
In Python, how do I split a string and keep the separators?
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answered Jan 25 '10 at 23:45
Commodore JaegerCommodore Jaeger
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Xcode 4.5 Storyboard 'Exit'
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in a storyboard
The good news is that there is a session from WWDC 2012 explaining those creatures (among other things).
You can just login to Apple's iOS Dev Center with your developer account details and then go to the WWDC 2012 videos page and watch "Adopting Storyboard in your App" (it'...