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What is a Manifest in Scala and when do you need it?
...d is well explained here by Debasish Ghosh:
http://debasishg.blogspot.com/2010/06/scala-implicits-type-classes-here-i.html
Context bounds can also just make the method signatures more readable. For example, the above function could be re-written using context bounds like so:
def foo[T: Manifest...
Build the full path filename in Python
...
302
This works fine:
os.path.join(dir_name, base_filename + "." + filename_suffix)
Keep in mind th...
java.net.UnknownHostException: Invalid hostname for server: local
... local computer. Try with the hostname "localhost" instead, or perhaps 127.0.0.1 or ::1 (the last one is IPv6).
From the javadocs:
Thrown to indicate that the IP address
of a host could not be determined.
127.0.0.1or ::1 or "localhost" should always be the loopback interface, so if that doe...
How to check if a value exists in an array in Ruby
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edited Apr 29 '16 at 12:02
Arslan Ali
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answered...
Invalid URI: The format of the URI could not be determined
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answered Sep 9 '10 at 8:46
CJBrewCJBrew
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How do I fetch lines before/after the grep result in bash?
... use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' data
Will print the 10 lines before the match, including the matching line itself.
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Android.app Fragments vs. android.support.v4.app using ViewPager?
... brillenheinibrillenheini
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What does the plus sign do in '+new Date'
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edited Aug 17 '15 at 12:20
dovid
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answered Oct 2...
#ifdef in C#
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answered Jun 10 '09 at 12:50
heavydheavyd
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What is the maximum float in Python?
...ort sys
>>> sys.float_info
sys.floatinfo(max=1.7976931348623157e+308, max_exp=1024, max_10_exp=308, min=2.2
250738585072014e-308, min_exp=-1021, min_10_exp=-307, dig=15, mant_dig=53, epsil
on=2.2204460492503131e-16, radix=2, rounds=1)
Specifically, sys.float_info.max:
>>> sys.fl...