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Why does git revert complain about a missing -m option?

So I'm working on a project with other people, and there's multiple github forks being worked on. Someone just made a fix for a problem and I merged with his fork, but then I realized that I could find a better solution. I want to revert the commit I just made. I tried doing this with git revert HE...
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Merging between forks in GitHub

...ed some changes to my fork. Then the original repository merged my changes and some others. Now, I want to merge those changes I'm missing. I tried a simple pull followed by push, but this yield my commits in duplicate. What's the best way to do it? ...
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How to remove all listeners in an element? [duplicate]

I have a button, and I added some eventlistners to it: 3 Answers 3 ...
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Is calculating an MD5 hash less CPU intensive than SHA family functions?

Is calculating an MD5 hash less CPU intensive than SHA-1 or SHA-2 on "standard" laptop x86 hardware? I'm interested in general information, not specific to a certain chip. ...
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Get the last inserted row ID (with SQL statement) [duplicate]

...ou haven't inserted another row - it just returns the last IDENTITY value handed out in this scope here. There are at least two more options - @@IDENTITY and IDENT_CURRENT - read more about how they works and in what way they're different (and might give you unexpected results) in this excellent bl...
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“loop:” in Java code. What is this, and why does it compile?

... all know what this code is (apart from awful)? Solution: two labels, url and http, a comment www.myserver.com/myfile.mp3 and a method call with a parameter that has the same name (url) as the label. Yup, this compiles (if you define the method call and the local variable elsewhere). ...
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How does MySQL process ORDER BY and LIMIT in a query?

...ments, the first argument specifies the offset of the first row to return, and the second specifies the maximum number of rows to return. The offset of the initial row is 0 (not 1): SELECT * FROM tbl LIMIT 5,10; # Retrieve rows 6-15 To retrieve all rows from a certain offset up to the end of the...
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How do I create delegates in Objective-C?

I know how delegates work, and I know how I can use them. 19 Answers 19 ...
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How can I dynamically create derived classes from a base class

... This bit of code allows you to create new classes with dynamic names and parameter names. The parameter verification in __init__ just does not allow unknown parameters, if you need other verifications, like type, or that they are mandatory, just add the logic there: class BaseClass(object):...
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Inline labels in Matplotlib

...below). This can be very fiddly, because I have to specify coordinates by hand, and, if I re-format the plot, I probably have to reposition the labels. Is there a way to automatically generate labels on curves in Matplotlib? Bonus points for being able to orient the text at an angle corresponding to...