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What does “error: option --single-version-externally-managed not recognized” indicate?

...ding PyObjC and astropy ). I've never seen this error before, but it's now also showing up on travis-ci builds for which nothing has changed. ...
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Difference between Mock / Stub / Spy in Spock test framework

...nd/or results or blocking the original methods from being called at all. Now here is an executable example test, demonstrating what is possible and what is not. It is a bit more instructive than mikhail's snippets. Many thanks to him for inspiring me to improve my own answer! :-) package de.scrum...
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How to hide 'Back' button on navigation bar on iPhone?

... Don't forget that we have the slide to back gesture now. You probably want to remove this as well. Don't forget to enable it back again if necessary. if ([self.navigationItem respondsToSelector:@selector(hidesBackButton)]) { self.navigationItem.hidesBackButton = YES; } i...
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How to backup a local Git repository?

... + directory else unless $?.exitstatus == 0 then raise( 'fatal: unknown exit status from git-config: ' + $?.exitstatus ) end end # verify directory exists unless File::directory?( directory ) raise( 'fatal: backup directory does not exists: ' + directory ) end # The date and time p...
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Is there a download function in jsFiddle?

... @LeosLiterak updated. and thanks for reminding so that now the answer will be more clear for any. – Pradeep Kumar Prabaharan Apr 6 '17 at 12:06 add a comme...
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Getting the first character of a string with $str[0]

... @MarcoDemaio The link now tells the what MichaelMorton says. – Tino Feb 20 '14 at 22:27 1 ...
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How can I clone an SQL Server database on the same server in SQL Server 2008 Express?

...to create a NewDB, it says Permission denied on .mdf file. I don't need it now, I just needed a backup of the original DB, so I can overwrite the original DB with it later, I'm just curious why I'm getting such error. – David Ferenczy Rogožan Oct 6 '15 at 16:0...
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Xcode : failed to get the task for process

... Now it says "My App requires a provisioning profile" – SSH This Jul 2 at 20:06 add a comment ...
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How to generate an entity-relationship (ER) diagram using Oracle SQL Developer

... select New Relational Model to open a blank model diagram panel. You’re now starting at the same place as someone who’s using the standalone Oracle SQL Developer Data Modeler. Importing Your Data Dictionary Importing Your Data Dictionary A design in Oracle SQL Developer Data Modeler...
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What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?

...d my own explanation for how the commit ranges work with git diff, but for now, you might want to check out What are the differences between double-dot ".." and triple-dot "..." in Git diff commit ranges?. See Also Pro Git § 6.1 Git Tools - Revision Selection - Commit Ranges ...