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How to get the last N rows of a pandas DataFrame?
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408
Don't forget DataFrame.tail! e.g. df1.tail(10)
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Filter git diff by type of change
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– Christoph Grimmer-Dietrich
Apr 23 '14 at 8:42
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Get Base64 encode file-data from Input Form
...or it doesn't work), look at readAsArrayBuffer(). This will give you a Uint8Array and you can use the method specified. This is probably only useful if you want to mess with the data itself, such as manipulating image data or doing other voodoo magic before you upload.
There are two methods:
Conv...
Is it expensive to use try-catch blocks even if an exception is never thrown?
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edited May 8 '13 at 23:36
answered May 8 '13 at 23:30
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URLWithString: returns nil
...webName = [localisationName stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
NSString* stringURL = [NSString stringWithFormat:@"http://maps.google.com/maps/geo?q=%@,Montréal,Communauté-Urbaine-de-Montréal,Québec,Canadae&output=csv&oe=utf8&sensor=false", webName];
NSS...
MySQL - length() vs char_length()
...nt for Unicode, in which most characters are encoded in two bytes. Or UTF-8, where the number of bytes varies. For example:
select length(_utf8 '€'), char_length(_utf8 '€')
--> 3, 1
As you can see the Euro sign occupies 3 bytes (it's encoded as 0xE282AC in UTF-8) even though it's only on...
How can I make the computer beep in C#?
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For more information refer http://msdn.microsoft.com/en-us/library/8hftfeyw%28v=vs.110%29.aspx
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Simple (non-secure) hash function for JavaScript? [duplicate]
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edited Mar 21 '18 at 13:56
Jared Forsyth
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How to retrieve Request Payload
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IkkeIkke
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How can I stage and commit all files, including newly added files, using a single command?
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Does
git add -A && git commit -m "Your Message"
count as a "single command"?
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