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Warning: push.default is unset; its implicit value is changing in Git 2.0

...n the docs, but I'll try to summarize: matching means git push will push all your local branches to the ones with the same name on the remote. This makes it easy to accidentally push a branch you didn't intend to. simple means git push will push only the current branch to the one that git pull wo...
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Why can't C# interfaces contain fields?

For example, suppose I want an ICar interface and that all implementations will contain the field Year . Does this mean that every implementation has to separately declare Year ? Wouldn't it be nicer to simply define this in the interface? ...
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How do I rename all folders and files to lowercase on Linux?

..." "${DST}" || echo "${SRC} was not renamed" fi done P.S. The latter allows more flexibility with the move command (for example, "svn mv"). share | improve this answer | ...
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What is “entropy and information gain”?

...: female | | ends-vowel=0: male length>=7 | length=5: male basically each node represent a test performed on a single attribute, and we go left or right depending on the result of the test. We keep traversing the tree until we reach a leaf node which contains the class prediction (m or f)...
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How to load db:seed data into test database automatically?

...ore every test or just once at the beginning. You could put it in a setup call or in a test_helper.rb file. share | improve this answer | follow | ...
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parseInt(null, 24) === 23… wait, what?

... @Ignacio. Actually, I was wrong. I didn't realize 37 was referring to a radix. Sorry about that. – Mike Samuel Jun 23 '11 at 20:15 ...
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Why is “throws Exception” necessary when calling a function?

...he Throwable class. However, you don't need to specify a throws clause for all classes. Specifically, classes that are either an Error or RuntimeException or any of the subclasses of these two. In your case Exception is not a subclass of an Error or RuntimeException. So, it is a checked exception an...
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Font size in CSS - % or em?

... There's a really good article on web typography on A List Apart. Their conclusion: Sizing text and line-height in ems, with a percentage specified on the body (and an optional caveat for Safari 2), was shown to provide accur...
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Best practices with STDIN in Ruby?

...ARGF is your friend when it comes to input; it is a virtual file that gets all input from named files or all from STDIN. ARGF.each_with_index do |line, idx| print ARGF.filename, ":", idx, ";", line end # print all the lines in every file passed via command line that contains login ARGF.each do...
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How to negate specific word in regex? [duplicate]

... This says it all (I probably would have started with (?!bar) and built up). I don't see why other people are making it so complicated. – Beta Aug 7 '09 at 14:49 ...