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Gradient of n colors ranging from color 1 and color 2

I often work with ggplot2 that makes gradients nice ( click here for an example ). I have a need to work in base and I think scales can be used there to create color gradients as well but I'm severely off the mark on how. The basic goal is generate a palette of n colors that ranges from x colo...
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Reload the path in PowerShell

If I have an instance of PowerShell ISE running and I install something that modifies the PATH or I modify it in any way outside of PowerShell then I need to restart PowerShell for it to see the updated PATH variable. ...
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In Python, how to display current time in readable format

How can I display the current time as: 6 Answers 6 ...
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Difference between Activity and FragmentActivity

I was working on fragments and came across two things Activity and FragmentActivity which are used several times. I want to know that is there any difference between these two, because when I changed Activity with FragmentActivity , it had no effect on the app. ...
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How to `go test` all tests in my project?

The go test command covers *_test.go files in only one dir. 3 Answers 3 ...
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How do you tell Resharper that a method parameter is a string containing a CSS class?

[Enable intellisense on HTMLHelper attribute for css classes] 1 Answer 1 ...
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Ansible: Set variable to file content

I'm using the ec2 module with ansible-playbook I want to set a variable to the contents of a file. Here's how I'm currently doing it. ...
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Nested select statement in SQL Server

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Rails - Validate Presence Of Association?

I have a model A that has a "has_many" association to another model B. I have a business requirement that an insert into A requires at least 1 associated record to B. Is there a method I can call to make sure this is true, or do I need to write a custom validation? ...
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iOS - How to set a UISwitch programmatically

I want to set my UISwitch to on or off programmatically. How would I do that? I am an iOS newbie. 5 Answers ...