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How to calculate the angle between a line and the horizontal axis?
... = P2_y - P1_y
deltaX = P2_x - P1_x
Then calculate the angle (which runs from the positive X axis at P1 to the positive Y axis at P1).
angleInDegrees = arctan(deltaY / deltaX) * 180 / PI
But arctan may not be ideal, because dividing the differences this way will erase the distinction needed to ...
Uninstall Node.JS using Linux command line?
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If you installed from source, you can issue the following command:
sudo make uninstall
If you followed the instructions on https://github.com/nodejs/node/wiki to install to your $HOME/local/node, then you have to type the following before ...
What is the purpose of base 64 encoding and why it used in HTTP Basic Authentication?
...ng binary data using only printable (text) characters.
See this paragraph from the wikipedia page for HTTP Basic Authentication:
While encoding the user name and password with the Base64 algorithm typically makes them unreadable by the naked eye, they are as easily decoded as they are encoded. ...
When to catch java.lang.Error?
...ndle those as well.
By the way, I'm not sure it isn't possible to recover from OutOfMemoryError.
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Alternative timestamping services for Authenticode
...re, thusly thinks it's a failure. I have had this happen within VS2012 and from a build machine. My fix is to change the timestamp to abstract it into another cmd so MSBuild cant spy as such: start /wait "Sign Tool" /D "%1" "signtool.exe" timestamp /t %%s %2
– Skintkingle
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How does autowiring work in Spring?
...nt for a Spring-MVC application is the DispatcherServlet, but it is hidden from you, and hence the direct interaction and bootstrapping of the application context happens behind the scene.
UserServiceImpl should also be defined as bean - either using <bean id=".." class=".."> or using the @Ser...
Jenkins Host key verification failed
...erated
4) go to --> cat /var/lib/jenkins/.ssh/id_rsa.pub
5) Copy key from id_rsa.pub
6)Exit from bash
7) ssh@yourrepository
8) vi .ssh/authorized_keys
9) Paste the key
10) exit
11)Manually login to mercurial server
Note: Pls do manually login otherwise jenkins will again give error "hos...
All permutations of a Windows license key
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from itertools import product
for perm in product('8B', 'B8', 'HN', '6G'):
print 'MPP6R-09RXG-2H%sMT-%sK%sM9-V%sC8R' % perm
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What Regex would capture everything from ' mark to the end of a line?
...ants to do. It serves as a reminder later that it is expecting everything from ' to the end of the line
– gnarf
May 6 '09 at 18:03
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How to add Google Analytics Tracking ID to GitHub Pages
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Note: You can easily change or add more websites on Google Analytics page from your Google Analytics admin panel.
Update 2: - Adding Google Analytics Tracking ID to Already created Github pages (As requested by @avi-aryan )
Browse to your github pages branch - which would be something like - ...