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Difference between DateTime and Time in Ruby
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Newer versions of Ruby (2.0+) do not really have significant differences between the two classes. Some libraries will use one or the other for historical reasons, but new code does not necessarily need to be concerned. Picking one for consistency is...
How to read a .xlsx file using the pandas Library in iPython?
I want to read a .xlsx file using the Pandas Library of python and port the data to a postgreSQL table.
6 Answers
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How do I get out of a screen without typing 'exit'?
...that it says that both ctrl+d and d works.
– Johan Bjäreholt
Dec 9 '16 at 11:09
1
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Have nginx access_log and error_log log to STDOUT and STDERR of master process
...aforementioned line (somewhere before line 100).
– qräbnö
Dec 20 '19 at 18:27
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throwing an exception in objective-c/cocoa
...tions that may occur in normal operation.
Apple's documentation for Obj-C 2.0 states the following: "Important: Exceptions are resource-intensive in Objective-C. You should not use exceptions for general flow-control, or simply to signify errors (such as a file not being accessible)"
Apple's conce...
How to convert latitude or longitude to meters?
..._deg_lat, m_per_deg_lon, deltaLat, deltaLon,dist_m;
latMid = (Lat1+Lat2 )/2.0; // or just use Lat1 for slightly less accurate estimate
m_per_deg_lat = 111132.954 - 559.822 * cos( 2.0 * latMid ) + 1.175 * cos( 4.0 * latMid);
m_per_deg_lon = (3.14159265359/180 ) * 6367449 * cos ( latMid );
deltaL...
How to handle back button in activity
...return true;
}
return super.onKeyDown(keyCode, event);
}
Android 2.0 introduced a new onBackPressed method, and these recommendations on how to handle the Back button
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Cell spacing in UICollectionView
...t minimumInteritemSpacingForSectionAtIndex:(NSInteger)section {
return 2.0;
}
- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section {
return 2.0;
}
// Layout: Set Edges
- (UIE...
How to get terminal's Character Encoding
...ncoding for sure is to output something only present in the encoding, e.g. ä, take a screenshot, analyze that image and check if the output character is correct.
So no, it's not possible, sadly.
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