Update 'miscellaneous.md'

miscellaneous.md

@@ -26,15 +26,13 @@
 - [NISA (Nippon Individual Savings Account)](https://www.jsda.or.jp/en/activities/research-studies/files/NISA.pdf)
 - [Crop rotation](https://en.wikipedia.org/wiki/Crop_rotation)                   
 - [Mains electricity by country](https://en.wikipedia.org/wiki/Mains_electricity_by_country)
-- [Hiking Time Calculator](https://trailsnh.com/tools/hiking-time-calculator.php)
 - [Greenwich Time Signal](https://en.wikipedia.org/wiki/Greenwich_Time_Signal)   
 - [List of Latin phrases](https://en.wikipedia.org/wiki/List_of_Latin_phrases)   
 - [Casting out nines](https://en.wikipedia.org/wiki/Casting_out_nines)           
 - [Luhn algorithm](https://en.wikipedia.org/wiki/Luhn_algorithm)
 - [When Language Is Used to Deceive You: How Doublespeak Distorts Reality and Corrupts Thought (1989)](https://www.youtube.com/watch?v=zVdC9-btnPI)
 - [Circadian Rhythm Mechanism](https://www.nobelprize.org/prizes/medicine/2017/press-release/)
-- [The Only Moral Abortion is my Abortion](https://joycearthur.com/abortion/the-only-moral-abortion-is-my-abortion/)
-- [Basic Laws of Human Stupidity](https://web.archive.org/web/20130216132858/http://www.cantrip.org/stupidity.html)
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 #### Day of week calculation                                                     
 - [Calculating day of week](https://artofmemory.com/blog/how-to-calculate-the-day-of-the-week/)