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How to undo 'git reset'?
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Long answer:
Git keeps a log of all ref updates (e.g., checkout, reset, commit, merge). You can view it by typing:
git reflog
Somewhere in this list is the commit that you lost. Let's say you just typed git reset HEAD~ and want to undo it. My reflog looks like this:
$ git reflog
3f6db14 HEAD@...
What's Go's equivalent of argv[0]?
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import "os"
os.Args[0] // name of the command that it is running as
os.Args[1] // first command line parameter, ...
Arguments are exposed in the os package http://golang.org/pkg/os/#Variables
If you're going to do argument handling, the flag package http://gol...
How to upgrade Git to latest version on macOS?
...l. Check git version to confirm.
git --version
If the output of the above command shows the latest version and does not mention Apple with the version details, then you are all set.
If however you still see apple version, then type the following two lines, which will manually set our path to the lo...
Static classes and methods in coffeescript
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C++ unordered_map using a custom class type as the key
...of doing this is to specialize the std::hash template for your key-type.
A comparison function for equality; this is required because the hash cannot rely on the fact that the hash function will always provide a unique hash value for every distinct key (i.e., it needs to be able to deal with collisi...
What does “mro()” do?
...o get the assurance that, in __mro__, no class is duplicated, and no class comes after its ancestors, save that classes that first enter at the same level of multiple inheritance (like B and C in this example) are in the __mro__ left to right.
Every attribute you get on a class's instance, not just...
datetime.parse and making it work with a specific format
I have a datetime coming back from an XML file in the format:
2 Answers
2
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Fastest way to convert an iterator to a list
...tor object, is there something faster, better or more correct than a list comprehension to get a list of the objects returned by the iterator?
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