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npm throws error without sudo

I just installed node and npm through the package on nodejs.org and whenever I try to search or install something with npm it throws the following error, unless I sudo the command. I have a feeling this is a permissions issue? I am already the admin. ...
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Order Bars in ggplot2 bar graph

...g to make a bar graph where the largest bar would be nearest to the y axis and the shortest bar would be furthest. So this is kind of like the Table I have ...
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MVC 5 Seed Users and Roles

...ave been playing about with the new MVC 5, I have a few models, controller and views setup using code first migrations. 7 ...
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How do I move to end of line in Vim?

I know how to generally move around in command mode, specifically, jumping to lines, etc. But what is the command to jump to the end of the line that I am currently on? ...
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Keyboard shortcut for Jump to Previous View Location (Navigate back/forward) in IntelliJ IDEA

...(the Recently Edited Files pop-up). Mac users, replace Ctrl with ⌘ (command) and Alt with ⌥ (option). Update In v12.0 it's Alt + Shift +← (Left Arrow) instead of Alt + Ctrl + ← (Left Arrow). Update 2 In v14.1 (and possibly earlier) it's Ctrl + [ Update 3 In IntelliJ IDEA 2016.3 it's C...
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Difference between __getattr__ vs __getattribute__

I am trying to understand when to use __getattr__ or __getattribute__ . The documentation mentions __getattribute__ applies to new-style classes. What are new-style classes? ...
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Use jQuery to change an HTML tag?

...s many elements in as many ways... Example usage: keep existing class and attributes: $('div#change').replaceTag('<span>', true); or Discard existing class and attributes: $('div#change').replaceTag('<span class=newclass>', false); or even r...
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iPad browser WIDTH & HEIGHT standard

Does anyone know the safest width and height for the BODY when viewing any web page on the iPad? I want to avoid the scrollbars as much as possible. ...
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How do I run a Python program?

...ibook (which is obviously incomplete). We're working with Python novices, and had to help a few through exactly what you're asking! Command-line Python in Windows: Save your python code file somewhere, using "Save" or "Save as" in your editor. Lets call it 'first.py' in some folder, like "py...
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Conditionally start at different places in storyboard from AppDelegate

I have a storyboard set up with working login and main view controller, the latter is the view controller to which the user is navigated to when login is successful. My objective is to show the main view controller immediately if the authentication (stored in keychain) is successful, and show the lo...