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How to import a Python class that is in a directory above?

... if your real need is as you expressed it, exclusively tied to directories and without any necessary relationship to packaging -- then you need to work on __file__ to find out the parent directory (a couple of os.path.dirname calls will do;-), then (if that directory is not already on sys.path) prep...
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Can I see changes before I save my file in Vim?

I use Vim. I open a file. I edit it and I want to see what I've edited before I save it. 14 Answers ...
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How to show git log history for a sub directory of a git repo?

... For people skim-reading, this shows changes in A and B, not just A as OP requested – aidan Jan 29 '18 at 5:55 1 ...
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Open multiple Eclipse workspaces on the Mac

...he officially supported way to do this as of 10.5. Earlier version of OS X and even 10.5 and up should still work using the following instructions though. Open the command line (Terminal) Navigate to your Eclipse installation folder, for instance: cd /Applications/eclipse/ cd /Developer/Eclip...
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How to install a gem or update RubyGems if it fails with a permissions error

... using gem install mygem or update RubyGems using gem update --system , and it fails with this error: 27 Answers ...
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How to discard local changes in an SVN checkout?

... Just use the svn revert command, for example: svn revert some_file.php It is (as every other svn command) well documented in the svnbook resource or man page, or even with the svn help command. ...
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Execute ssh with password authentication via windows command prompt

I need to execute ssh from windows command line by providing password in a non interactive manner. I could implement the key based authentication and able to execute the ssh commands just like ...
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Get last n lines of a file, similar to tail

I'm writing a log file viewer for a web application and for that I want to paginate through the lines of the log file. The items in the file are line based with the newest item on the bottom. ...
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How to get the width and height of an android.widget.ImageView?

I have an image view with some default height and width, images are stored in db and I want to scale Image according to Imageview height width. As I don't want it give default values because when ever I change it's height and width I also have to change it in code. ...
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Perform commands over ssh with Python

I'm writing a script to automate some command line commands in Python. At the moment I'm doing calls thus: 13 Answers ...