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Why is NaN not equal to NaN? [duplicate]

... 1, along with all the other consequences like (NaN/NaN)==1, (NaN*1)==NaN, etc. If you imagine that your calculations went wrong somewhere (rounding produced a zero denominator, yielding NaN), etc then you could get wildly incorrect (or worse: subtly incorrect) results from your calculations with no...
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Print all the Spring beans that are loaded

...ble in the container. You can autowire them using @Auwired Environment env etc. stackoverflow.com/a/54863282/1840774 – Velu Feb 25 '19 at 10:00 add a comment ...
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Objective-C categories in static library

...thod; [self logSelf]; And more blogs on theme: http://t-machine.org/index.php/2009/10/13/how-to-make-an-iphone-static-library-part-1/ http://blog.costan.us/2009/12/fat-iphone-static-libraries-device-and.html share ...
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Ruby on Rails production log rotation

...rails. On Ubuntu and Debian that would be, for example, in a file called /etc/logrotate.d/rails_example_com. /path/to/rails.example.com/tmp/log/*.log { weekly missingok rotate 52 compress delaycompress notifempty copytruncate } As per suggestions below, in Rails it is...
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How to add lines to end of file on Linux

...t the output of the echo by >> echo 'VNCSERVERS="1:root"' >> /etc/sysconfig/configfile echo 'VNCSERVERARGS[1]="-geometry 1600x1200"' >> /etc/sysconfig/configfile share | improve ...
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How do I detect that an iOS app is running on a jailbroken phone?

...Wouldn't it be enough to look for any file/dir outside your sandbox? Like /etc? – Rhythmic Fistman Aug 1 '09 at 4:53 59 ...
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How do you clear the SQL Server transaction log?

...based on the current time (but you can also do this with maintenance plans etc., just don't choose any of the shrink options in maintenance plans, they're awful). DECLARE @path NVARCHAR(255) = N'\\backup_share\log\testdb_' + CONVERT(CHAR(8), GETDATE(), 112) + '_' + REPLACE(CONVERT(CHAR(8), GET...
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Where do I find the definition of size_t?

...hy not use int or unsigned int? (What about other "similar" types? Void_t, etc). 9 Answers ...
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Cron and virtualenv

... to root so you get emailed with any cron errors. Simply add yourself to /etc/aliases and run sendmail -bi. More info here: http://codeinthehole.com/archives/43-Running-django-cronjobs-within-a-virtualenv.html the link above is changed to: https://codeinthehole.com/tips/running-django-cronjobs-wi...
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What are the best practices for using Assembly Attributes?

...("0.9.2.0")] The other attributes such as AssemblyTitle, AssemblyVersion etc, we supply on a per-assembly basis. When building an assembly both AssemblyInfo.cs and CommonAssemblyInfo.cs are built into each assembly. This gives us the best of both worlds where you may want to have some common attri...