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How to add new item to hash
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Create the hash:
hash = {:item1 => 1}
Add a new item to it:
hash[:item2] = 2
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Bash tool to get nth line from a file
Is there a "canonical" way of doing that? I've been using head -n | tail -1 which does the trick, but I've been wondering if there's a Bash tool that specifically extracts a line (or a range of lines) from a file.
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Python - Create a list with initial capacity
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128
def doAppend( size=10000 ):
result = []
for i in range(size):
message= "some u...
Set scroll position
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182
You can use window.scrollTo(), like this:
window.scrollTo(0, 0); // values are x,y-offset
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Handling Touch Event in UILabel and hooking it up to an IBAction
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edited Jul 15 '16 at 19:35
Alex Cio
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Random row selection in Pandas dataframe
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edited Apr 28 '19 at 12:08
jpp
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a...
What's a redirect URI? how does it apply to iOS app for OAuth2.0?
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195
Read this:
http://www.quora.com/OAuth-2-0/How-does-OAuth-2-0-work
or an even simpler but qui...
Can't use modulus on doubles?
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edited Jan 3 '18 at 0:10
YSC
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Why not use Double or Float to represent currency?
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16 Answers
16
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How to load a tsv file into a Pandas DataFrame?
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154
Note: As of 17.0 from_csv is discouraged: use pd.read_csv instead
The documentation lists a ....