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How to know/change current directory in Python shell?

I am using Python 3.2 on Windows 7. When I open the Python shell, how can I know what the current directory is and how can I change it to another directory where my modules are? ...
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Undo changes in entity framework entities

this might be a trivial question but: Since ADO.NET entity framework automatically tracks changes (in generated entities) and therefore keeps the original values, how can I rollback changes made to the entity objects? ...
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How to make a edittext box in a dialog

I am trying to make a edittext box in a dialog box for entering a password. and when I am doing I am not able to do. I am a beginner in it. Please help me in this. ...
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IntelliJ and Tomcat…changed files are not automatically recognized by Tomcat

I am running Intellij Ultimate with Tomcat and deploy a war. Everything deploys fine to the webapp directory of tomcat. ...
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Debug Error \"pure virtual function call\" 原因解析 - 更多技术 - 清泛...

Debug Error "pure virtual function call" 原因解析结论:一般在构造、析构函数中调用虚函数就可能出这个错误,检查纯虚函数,看看有没有在构造析构函数中调用。以下来自:http: www.kuqin.c...结论:一般在构造、析构函数中调用虚函数...
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What is a smart pointer and when should I use one?

What is a smart pointer and when should I use one? 14 Answers 14 ...
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HTML5 Canvas vs. SVG vs. div

What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around. ...
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How to do if-else in Thymeleaf?

What's the best way to do a simple if - else in Thymeleaf? 10 Answers 10 ...
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How do you Programmatically Download a Webpage in Java

I would like to be able to fetch a web page's html and save it to a String , so I can do some processing on it. Also, how could I handle various types of compression. ...
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Rank items in an array using Python/NumPy, without sorting array twice

I have an array of numbers and I'd like to create another array that represents the rank of each item in the first array. I'm using Python and NumPy. ...