...a toolbar in IB with several buttons. I would like to be able to hide/show one of the buttons depending on the state of the data in the main window. ...

... merge tag isn't necessary in this example but that's only because there's one element in layout2. If layout2 had multiple elements, then it MUST have a root node to be valid XML and that's when the merge tag comes in handy. – gMale Feb 22 '14 at 16:37 ...

... from the ability to use that same diff tool to present all differences in one batch instead of presenting them sequentially, forcing you to close the diff tool windows one file at a time. Update June 2012 (2-and-a-half years later): Comparing directories instead of file-by-file will be available ...

... I am pretty much with you on this one man. The naming conventions you have used are: Clear about what each test state is. Specific about the expected behaviour. What more do you need from a test name? Contrary to Ray's answer I don't think the Test prefi...

...ects is more or less identical, is there a benefit to having had to import one more module...? – jmetz Jul 18 '14 at 9:21 ...

...with Juno. However, there are other bugs with Juno, too. For example, at one time with two XML files opened, the delete key was acting on the wrong file: trying to delete one character in one file was instead deleting a character in the other file. However, the Backspace key was OK. I will also ...

...ataset be normally distributed. Like other correlation coefficients, this one varies between -1 and +1 with 0 implying no correlation. Correlations of -1 or +1 imply an exact linear relationship. Positive correlations imply that as x increases, so does y. Negative correlations imply that as x in...

... Here is one way to do this: df = df[df.columns.drop(list(df.filter(regex='Test')))] share | improve this answer | ...

... Right. Which one to use depends upon what you're trying to do. – JohnnyHK Jan 19 '13 at 19:42 ...

And when would you use one rather than the other? 8 Answers 8 ...