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Simple calculations for working with lat/lon and km distance?
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The approximate conversions are:
Latitude: 1 deg = 110.574 km
Longitude: 1 deg = 111.320*cos(latitude) km
This doesn't fully correct for the Earth's polar flattening - for that you'd probably want a more complicated formula using the WGS84 reference ellipsoid (the model use...
Rails migrations: self.up and self.down versus change
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110
For many operations rails can guess what is the inverse operation (without problems). For exam...
What does “all” stand for in a makefile?
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117
A build, as Makefile understands it, consists of a lot of targets. For example, to build a pr...
@Transactional(propagation=Propagation.REQUIRED)
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GuidoGuido
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String replacement in batch file
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Rachel NicholsRachel Nichols
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VIM ctrlp.vim plugin: how to rescan files?
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answered Dec 29 '11 at 4:05
JeetJeet
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How do I force git to checkout the master branch and remove carriage returns after I've normalized f
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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
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answered Aug 25 '13 at 7:50
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Python argparse command line flags without arguments
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answered Nov 24 '11 at 15:01
JdogJdog
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How can I check if the current date/time is past a set date/time?
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edited Oct 13 '19 at 11:55
answered May 14 '10 at 7:27
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