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How to remove specific element from an array using python
...m exists in the initial_list? There could be a case where it doesn't exist and you wont' have to remove it.
– locoboy
Aug 19 '11 at 18:55
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Duplicate keys in .NET dictionaries?
...for you, I don't think there's anything in the framework which will help - and using the dictionary is as good as it gets :(
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How to create a bash script to check the SSH connection?
... process of creating a bash script that would log into the remote machines and create private and public keys.
12 Answers
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Adding dictionaries together, Python [duplicate]
I have two dictionaries and I'd like to be able to make them one:
6 Answers
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How do I extract a sub-hash from a hash?
...:d=>:D}
h1 = Hash[h1.to_a - h2.to_a] # => {:a=>:A, :c=>:C}
And if you want to patch that into the Hash class:
class Hash
def extract_subhash(*extract)
h2 = self.select{|key, value| extract.include?(key) }
self.delete_if {|key, value| extract.include?(key) }
h2
end
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UIView bottom border?
... You're going to have to set that up yourself. Whereas using drawRect can handle the change automatically.
– Womble
Jul 3 '15 at 4:02
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Python import csv to list
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Pandas is pretty good at dealing with data. Here is one example how to use it:
import pandas as pd
# Read the CSV into a pandas data frame (df)
# With a df you can do many things
# most important: visualize data with Sea...
Shortcuts in Objective-C to concatenate NSStrings
...factored). The function is also better implemented with an NSMutableString and -appendString to avoid creating an unbounded set of temporary autoreleased NSStrings.
– Rob Napier
Feb 16 '10 at 14:34
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super() raises “TypeError: must be type, not classobj” for new-style class
...e = OldStyle()
>>> issubclass(instance.__class__, object)
False
and not (as in the question):
>>> isinstance(instance, object)
True
For classes, the correct "is this a new-style class" test is:
>>> issubclass(OldStyle, object) # OldStyle is not a new-style class
Fal...
How to convert nanoseconds to seconds using the TimeUnit enum?
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This answer is now wrong - convert() and the toFoo() methods all return longs now docs.oracle.com/javase/6/docs/api/java/util/concurrent/…
– Riking
Jul 30 '13 at 1:58
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