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Is there a reason that we cannot iterate on “reverse Range” in ruby?
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edited Jan 15 '10 at 9:46
answered Jan 15 '10 at 9:40
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Converting string from snake_case to CamelCase in Ruby
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257
If you're using Rails, String#camelize is what you're looking for.
"active_record".camelize ...
Using PHP with Socket.io
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answered Nov 18 '11 at 8:25
Florian MargaineFlorian Margaine
49.2k1414 gold badges8585 silver badges108108 bronze badges
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How may I align text to the left and text to the right in the same line?
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</span>
</p>
https://jsfiddle.net/gionaf/5z3ec48r/
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f
...ype="number" keyPath="shadowOpacity">
<real key="value" value="50"/>
</userDefinedRuntimeAttribute>
<userDefinedRuntimeAttribute type="point" keyPath="shadowOffset">
<point key="value" x="5" y="5"/>
</userDefinedRuntimeAttribute>
<userDefinedRu...
How to show the last queries executed on MySQL?
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For those blessed with MySQL >= 5.1.12, you can control this option globally at runtime:
Execute SET GLOBAL log_output = 'TABLE';
Execute SET GLOBAL general_log = 'ON';
Take a look at the table mysql.general_log
If you prefer to output to a file instead...
How to print the full NumPy array, without truncation?
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edited Mar 21 '19 at 21:15
community wiki
Raja...
Swift - How to convert String to Double
...put).
let lessPrecisePI = Float("3.14")
let morePrecisePI = Double("3.1415926536")
let invalidNumber = Float("alphabet") // nil, not a valid number
Unwrap the values to use them using if/let
if let cost = Double(textField.text!) {
print("The user entered a value price of \(cost)")
} else {...
Converting XDocument to XmlDocument and vice versa
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}
}
}
Sources:
http://msdn.microsoft.com/en-us/library/bb356384.aspx
http://geekswithblogs.net/aspringer/archive/2009/07/01/xdocument-extension.aspx
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How to drop a list of rows from Pandas dataframe?
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Use DataFrame.drop and pass it a Series of index labels:
In [65]: df
Out[65]:
one two
one 1 4
two 2 3
three 3 2
four 4 1
In [66]: df.drop(df.index[[1,3]])
Out[66]:
one two
one 1 4
three 3 2
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