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What is the difference between Collections.emptyList() and Collections.EMPTY_LIST

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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Can an ASP.NET MVC controller return an Image?

...Letting the user pass a file name (path) like this means they could potentially access files from anywhere on the server. Might want to warn people not to use it as-is. – Ian Mercer Jan 28 '11 at 7:53 ...
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Windows batch: echo without new line

... So you basically need an IF ERRORLEVEL==0 (...) ELSE (...) just to not harm your environment in those circumstances. Sheesh. – SilverbackNet Sep 22 '17 at 0:33 ...
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C# generic list how to get the type of T? [duplicate]

...Type(), out innerType).Dump(); innerType.Dump(); Returns True typeof(Int32) share | improve this answer | follow | ...
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This app won't run unless you update Google Play Services (via Bazaar)

... UPDATE The Google maps API v2 is now installed on the latest Google system images (api:19 ARM or x86). So your application should just work with the new images. There is no need to install these files. I've been trying to run an Android Google Maps V2 application u...
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How to join int[] to a character separated string in .NET?

...formance. Join method needs to know the size of the data to effectively preallocate necessary amount of memory. Here is a part of internal implementation of String.Join method: // length computed from length of items in input array and length of separator string str = FastAllocateString(length); f...
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Rails has_and_belongs_to_many migration

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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What is the proper way to check for null values?

...ast because I think it's likely to surface errors faster. It also avoids calling ToString() on a string object. – tvanfosson Mar 20 '12 at 19:17 ...
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How to get the instance id from within an ec2 instance?

...:\\1:'`" You may also use curl instead of wget, depending on what is installed on your platform. share | improve this answer | follow | ...
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Reverse / invert a dictionary mapping

... For Python 2.7.x inv_map = {v: k for k, v in my_map.iteritems()} For Python 3+: inv_map = {v: k for k, v in my_map.items()} share | improve...