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What version of javac built my jar?
...nd: hexdump ~/bin/classes/P.class | head. Just look at the eighth byte and convert to decimal.
– Jarett Millard
Nov 14 '13 at 21:46
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How do you write tests for the argparse portion of a python module? [closed]
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You should refactor your code and move the parsing to a function:
def parse_args(args):
parser = argparse.ArgumentParser(...)
parser.add_argument...
# ...Create your parser as you like...
return parser.parse_args(args)
Then in your main...
float64 with pandas to_csv
...ad the CSV file as usual and you will get those integer figures back. Then convert those values to floating point, dividing by the same factor you multiplied before.
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Why doesn't ruby support method overloading?
...od overloading can be achieved by declaring two methods with the same name and different signatures. These different signatures can be either,
Arguments with different data types, eg: method(int a, int b) vs method(String a, String b)
Variable number of arguments, eg: method(a) vs method(a, b)
W...
Omitting one Setter/Getter in Lombok
...n fields, I annotated it with @Data in order to generate all the setters and getter. However there is one special field for which I don't want to the accessors to be implemented.
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How do I get the parent directory in Python?
...directory so you can put it in a JSON string. It would be kind of silly to convert to a Pathlib object and back again for that.
If none of the above apply, use Pathlib.
What is Pathlib?
If you don't know what Pathlib is, the Pathlib module is a terrific module that makes working with files e...
Define all functions in one .R file, call them from another .R file. How, if possible?
... have to re-source it. If your functions are changing a lot since you are converting the code, put them all in one file and just source the whole thing every time. You could also have a separate smaller file that 1. sources the larger collection of functions and 2. Runs your test cases. In R ther...
Maintain model of scope when changing between views in AngularJS
...ave a model. the model ONLY has data - no functions -. That way it can be converted back and forth from JSON to persist it. I used the html5 localstorage for persistence.
Lastly i used window.onbeforeunload and $rootScope.$broadcast('saveState'); to let all the services know that they should save...
What are static factory methods?
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if i understand correct, can you add availableConnections.add(db) to method returnDbConnection(DbConnection db)?
– Haifeng Zhang
May 6 '14 at 17:19
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What are carriage return, linefeed, and form feed?
...g CR.) Many text editors can read files in any of these three formats and convert between them, but not all utilities can.
Form feed is a bit more interesting (even though less commonly used directly), and with the usual definition of page separator, it can only come between lines (e.g. after the ...