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How do Trigonometric functions work?
...ndard interval. For starters, you could reduce angles to be between 0 and 360 degrees. But by using a few identities, you realize you could get by with less. If you calculate sines and cosines for angles between 0 and 45 degrees, you can bootstrap your way to calculating all trig functions for all...
What is the meaning of the term arena in relation to memory?
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An arena is just a large, contiguous piece of memory that you allocate once and then use to mana...
Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?
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Python (the language) doesn't need a GIL (which is why it can perfectly be implemented on JVM [J...
How to format a string as a telephone number in C#
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scp (secure copy) to ec2 instance without password
I have an EC2 instance running (FreeBSD 9 AMI ami-8cce3fe5), and I can ssh into it using my amazon-created key file without password prompt, no problem.
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IntelliJ IDEA with Junit 4.7 “!!! JUnit version 3.8 or later expected:”
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JavaScript click event listener on class
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This should work. getElementsByClassName returns an array Array-like object(see edit) of the e...
What is a Manifest in Scala and when do you need it?
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Mitch BlevinsMitch Blevins
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add a comm...
Split data frame string column into multiple columns
...leyhadley
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Why does “return list.sort()” return None, not the list?
... Ismail BadawiIsmail Badawi
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