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How do I get a list of all the duplicate items using pandas in python?
... IDs in duplicated:
>>> import pandas as pd
>>> df = pd.read_csv("dup.csv")
>>> ids = df["ID"]
>>> df[ids.isin(ids[ids.duplicated()])].sort("ID")
ID ENROLLMENT_DATE TRAINER_MANAGING TRAINER_OPERATOR FIRST_VISIT_DATE
24 11795 27-Feb-12 ...
How to insert a line break before an element using CSS
...ible using the \A escape sequence in the psuedo-element generated content. Read more in the CSS2 spec.
#restart:before { content: '\A'; }
You may also need to add white-space:pre; to #restart.
note: \A denotes the end of a line.
p.s. Another treatment to be
:before { content: ' '; display: bl...
How to exit from Python without traceback?
...moving the lines from except Exception: to sys.exit(0), inclusive. It is already the default behavior to print a traceback on all non-handled exceptions, and to exit after code ends, so why bother doing the same manually?
– MestreLion
Dec 5 '12 at 11:32
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When should I use Arrow functions in ECMAScript 6?
...style in the context of the upcoming ECMAScript 6 (Harmony) and who have already worked with the language.
9 Answers
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How can I specify a branch/tag when adding a Git submodule?
... That's a very good explanation, thanks! And of course, after reading your answer, I realized the commit is saved inside the submodule itself (submodule/.git/HEAD).
– Ivan
Nov 22 '09 at 18:19
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Javascript AES encryption [closed]
...IT3
a late addition: Javascript Cryptography considered harmful. Worth the read.
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What are all the different ways to create an object in Java?
...w ObjectInputStream(anInputStream );
MyObject object = (MyObject) inStream.readObject();
You can read them from here.
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How to merge two sorted arrays into a sorted array? [closed]
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@Hengameh in case j < 0, b is already exhausted, so we keep adding the remaining a elements to the answer array
– Natan Streppel
Aug 9 '16 at 22:03
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Reducing Django Memory Usage. Low hanging fruit?
... @Tiago: apache is good when you have a lot of apache virtual hosts already in place, using SSL with apache already, etc. In this case, use mod_wsgi. If you are starting afresh, use spawning. NEVER use mod_python.
– nosklo
Jan 29 '09 at 10:23
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Representational state transfer (REST) and Simple Object Access Protocol (SOAP)
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KEEP READING. While this answer is entertaining @Pavel's answer below is much more complete.
– Josh Johnson
Jul 29 '14 at 22:09
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