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How to turn on line numbers in IDLE?
In the main shell of IDLE, errors always return a line number but the development environment doesn't even have line numbers. Is there anyway to turn on line numbers?
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What is the difference between ELF files and bin files?
The final images produced by compliers contain both bin file and extended loader format ELf file ,what is the difference between the two , especially the utility of ELF file.
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Deleting lines from one file which are in another file
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grep -v -x -f f2 f1 should do the trick.
Explanation:
-v to select non-matching lines
-x to match whole lines only
-f f2 to get patterns from f2
One can instead use grep -F or fgrep to match fixed strings from f2 rather than patterns (in case you want remove the lines in a "what you see if wha...
Junit: splitting integration test and Unit tests
I've inherited a load of Junit test, but these tests (apart from most not working) are a mixture of actual unit test and integration tests (requiring external systems, db etc).
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Microsoft Roslyn vs. CodeDom
From a press release yesterday on InfoWorld regarding the new Microsoft Roslyn :
4 Answers
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Valid to use (anchor tag) without href attribute?
...t;a> , even if they're just going to execute Javascript. I've had problems with the href="#" tactic that Bootstrap's documentation recommends, so I was trying to find a different solution.
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Chaining multiple filter() in Django, is this a bug?
I always assumed that chaining multiple filter() calls in Django was always the same as collecting them in a single call.
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What is the difference between min SDK version/target SDK version vs. compile SDK version?
What are the differences between "min sdk version/target sdk version" and "compile sdk version"? I know what min and target sdk means, but what does compile sdk version mean?
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Is there a pattern for initializing objects created via a DI container
I am trying to get Unity to manage the creation of my objects and I want to have some initialization parameters that are not known until run-time:
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What are Scala context and view bounds?
In a simple way, what are context and view bounds and what is the difference between them?
1 Answer
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