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How do I efficiently iterate over each entry in a Java Map?
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Array.sort() doesn't sort numbers correctly [duplicate]
In Chrome 14, and Firefox 5 (haven't tested other browsers), the following code doesn't sort the numbers correctly:
5 Answe...
Delete the first three rows of a dataframe in pandas
...o this in a groupby()? This works but returns duplicate columns in the index df=pd.DataFrame({'v':np.arange(10).tolist()*2,'g':['a']*10+['b']*10});df.groupby('g').apply(lambda x: x.iloc[3:])
– citynorman
Aug 6 '17 at 22:24
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How does Chrome's “Request Desktop Site” option work?
... User-Agent headers sent by Chrome on my Android device:
Mozilla/5.0 (Linux; Android 4.0.4; Galaxy Nexus Build/IMM76K) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.166 Mobile Safari/535.19
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.45 Safari/...
How to sum all the values in a dictionary?
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As you'd expect:
sum(d.values())
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Android Paint: .measureText() vs .getTextBounds()
I'm measuring text using Paint.getTextBounds() , since I'm interested in getting both the height and width of the text to be rendered. However, the actual text rendered is always a bit wider than the .width() of the Rect information filled by getTextBounds() .
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How to print the full traceback without halting the program?
...are tons of errors this file encounters through bad links, poorly formed XML, missing entries, and other things I've yet to categorize. I initially made this program to handle errors like this:
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Is there any difference between “!=” and “” in Oracle Sql?
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!= is easier to store in an XML file!
– Mark McLaren
Jul 19 '17 at 7:02
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Jinja2 template variable if None Object set a default value
...do:
{{ p|default('', true) }}
Cause None casts to False in boolean context.
Update: As lindes mentioned, it works only for simple data types.
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Calculate business days
I need a method for adding "business days" in PHP. For example, Friday 12/5 + 3 business days = Wednesday 12/10.
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