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How to get the user input in Java?
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Pshemo
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answered Oct 23 '13 at 3:46
RichieRichie
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C# vs Java Enum (for those new to C#)
...but at first glance, C#'s enums seem to be more simplistic than the Java 1.5+ implementation. Can anyone enumerate the differences between C# and Java enums, and how to overcome the differences? (I don't want to start a language flame war, I just want to know how to do some things in C# that I use...
Flatten an irregular list of lists
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answered Jan 28 '10 at 22:35
CristianCristian
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How to find all combinations of coins when given some dollar value
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Ternary operator in AngularJS templates
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Update: Angular 1.1.5 added a ternary operator, so now we can simply write
<li ng-class="$first ? 'firstRow' : 'nonFirstRow'">
If you are using an earlier version of Angular, your two choices are:
(condition && result_if_tru...
What's the cleanest way of applying map() to a dictionary in Swift?
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15 Answers
15
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cartesian product in pandas
...':[1,1], 'col1':[1,2],'col2':[3,4]})
df2 = DataFrame({'key':[1,1], 'col3':[5,6]})
merge(df1, df2,on='key')[['col1', 'col2', 'col3']]
Output:
col1 col2 col3
0 1 3 5
1 1 3 6
2 2 4 5
3 2 4 6
See here for the documentation: http://pandas.pydata....
How does MySQL process ORDER BY and LIMIT in a query?
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255
It will order first, then get the first 20. A database will also process anything in the WHERE...
pandas three-way joining multiple dataframes on columns
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answered May 28 '15 at 17:08
KitKit
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Best way to do Version Control for MS Excel
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Colonel Panic
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answered Jan 5 '10 at 2:28
DemosthenexDemosthen...