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Code Golf - π day
... some supposedly non-portable extensions at this point.
93 chars. This is based on same formula as FORTRAN solution (slightly different results than test cases). Calculates X^2=R^2-Y^2 for every Y
[rdPr1-d0<p]sp1?dsMdd*sRd2%--
[dd*lRr-vddlMr-32rlpxRR42r2*lpxRRAP4*2+lN+sN2+dlM>y]
dsyx5klNlR/p...
How do I configure different environments in Angular.js?
...iceProvider.check() ... will automatically set the appropriate environment based on given domains". So I reckon it detects the current domain and sets the environment appropriately – time to test it out!
– StevieP
May 17 '16 at 12:06
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How do I restore a dump file from mysqldump?
I was given a MySQL database file that I need to restore as a database on my Windows Server 2008 machine.
17 Answers
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How to save/restore serializable object to/from file?
...an hold in memory, you might want to switch to an object store (object database) instead of a file.
– Tezra
Jun 15 '17 at 17:39
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How to convert a Binary String to a base 10 integer in Java
...ers (without leading zeroes) that I want to convert to their corresponding base 10 numbers. Consider:
9 Answers
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How to hide close button in WPF window?
...ld be purely informational and mandatory, like progress on upgrading a database with an old schema that has been opened, this solution is perfect.
– The Lonely Coder
Dec 3 '14 at 12:08
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Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?
...vided you use BOOL variables as booleans. C processes boolean expressions based on whether they evaluate to 0 or not 0. So:
if(someVar ) { ... }
if(!someVar) { ... }
means the same as
if(someVar!=0) { ... }
if(someVar==0) { ... }
which is why you can evaluate any primitive type or expression ...
Difference between DateTime and Time in Ruby
... to handle larger values without producing errors.
DateTime is a calendar-based approach where the year, month, day, hour, minute and second are stored individually. This is a Ruby on Rails construct that serves as a wrapper around SQL-standard DATETIME fields. These contain arbitrary dates and can...
How to convert latitude or longitude to meters?
... this which this comment seem to be an adoption of. The link also says its based on this article on distance calculation. So any unanswered questions should be found in the original link. :)
– Joachim
Mar 25 '17 at 18:19
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Convert data.frame columns from factors to characters
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If you understand how factors are stored, you can avoid using apply-based functions to accomplish this. Which isn't at all to imply that the apply solutions don't work well.
Factors are structured as numeric indices tied to a list of 'levels'. This can be seen if you convert a factor to nume...