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How can I represent an 'Enum' in Python?
...n, Pencil, Eraser = range(0, 3)
Using a range also allows you to set any starting value:
Pen, Pencil, Eraser = range(9, 12)
In addition to the above, if you also require that the items belong to a container of some sort, then embed them in a class:
class Stationery:
Pen, Pencil, Eraser = r...
Why are Oracle table/column/index names limited to 30 characters?
...-identifier-names.htm#CSDBF-GUID-F4CA155F-5A37-4705-8443-0A8C9E3F875C)
Starting with Oracle Database 12c Release 2 (12.2), the maximum length of identifier names for most types of database objects has been increased to 128 bytes.
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What is the difference between Strategy pattern and Dependency Injection?
...t would be risky to say that DI is just a renamed strategy pattern as that starts to dilute what the strategy pattern really is for, IMO.
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How do I convert an enum to a list in C#? [duplicate]
...e runtime type of its IEnumerable parameter (the this parameter) before it starts iterating through the collection, so it isn't that bad after all. It turns out .Cast<> lets the same array instance through.
If you follow it by .ToArray() or .ToList(), as in:
Enum.GetValues(typeof(SomeEnum))....
How to use SSH to run a local shell script on a remote machine?
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@bradley.ayers remember to start the command with a 'space' to skip the history (P.S. you need to have HISTCONTROL=ignoreboth or ignorespace to make it work)
– derenio
Jun 23 '13 at 14:38
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Secondary axis with twinx(): how to add to legend?
...u want to overwrite the label for ax2 and it doesn't have one set from the start
– Ciprian Tomoiagă
May 7 '17 at 23:56
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Setup a Git server with msysgit on Windows [closed]
... retrospect, if I had known how time consuming this would be, I might have started out with Mercurial as I read the install on Windows is easier, but I'll have an opinion on that after I work with Git awhile and then try Mercurial.
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regex for zip-code
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^\d{5}(?:[-\s]\d{4})?$
^ = Start of the string.
\d{5} = Match 5 digits (for condition 1, 2, 3)
(?:…) = Grouping
[-\s] = Match a space (for condition 3) or a hyphen (for condition 2)
\d{4} = Match 4 digits (for condition 2, 3)
…? = The pattern befor...
AVAudioPlayer throws breakpoint in debug mode
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The backtrace helped a lot, thanks!. We'd started running into the same issue recently. It turns out the mp3 files it was throwing on did not have a valid ID3 tag and running them through an app such as Tagr fixed them right up!
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git push says “everything up-to-date” even though I have local changes
...w this and asked you to create a temporary branch using the -b option, but starting from version 1.5.0, the above command detaches your HEAD from the current branch and directly points at the commit named by the tag (v2.6.18 in the example above).
You can use all git commands while in this stat...