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Negation in Python
I'm trying to create a directory if the path doesn't exist, but the ! (not) operator doesn't work. I'm not sure how to negate in Python... What's the correct way to do this?
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How to override the [] operator in Python?
What is the name of the method to override the [] operator (subscript notation) for a class in Python?
3 Answers
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How can I read a text file in Android?
I want to read the text from a text file. In the code below, an exception occurs (that means it goes to the catch block). I put the text file in the application folder. Where should I put this text file (mani.txt) in order to read it correctly?
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Why does “while(true)” without “Thread.sleep” cause 100% CPU usage on Linux but not on Windows?
I have created a simple program in java:
1 Answer
1
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What is a Lambda?
Could someone provide a good description of what a Lambda is? We have a tag for them and they're on the secrets of C# question, but I have yet to find a good definition and explanation of what they are in the first place.
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promise already under evaluation: recursive default argument reference or earlier problems?
Here is my R code. The functions are defined as:
4 Answers
4
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Show current key setting?
I'm having a problem with VIM whereby none of my commands work.
3 Answers
3
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Can I get git to tell me all the files one user has modified?
I would like git to give me a list of all the files modified by one user, across all commits.
4 Answers
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How to get first record in each group using Linq
Considering the following records:
4 Answers
4
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GridView VS GridLayout in Android Apps
I have to use a Grid to implement Photo Browser in Android.
So, I would like to know the difference between GridView and GridLayout .
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