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What exactly does += do in python?
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In Python, += is sugar coating for the __iadd__ special method, or __add__ or __radd__ if __iadd__ isn't present. The __iadd__ method of a class can do anything it wants. The list object implements it and uses it to iterate over an iterable o...
Converting newline formatting from Mac to Windows
I need a conversion utility/script that will convert a .sql dump file generated on Mac to one readable on Windows. This is a continuation of a problem I had here . The issue seems to be with newline formatting in text files, but I can't find a tool to make the conversion...
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Safely override C++ virtual functions
...es a function in the base class? I would like to add some macro or something that ensures that I didn't accidentally declare a new function, instead of overriding the old one.
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How do I install Maven with Yum?
I'm trying not to learn much about either yum or maven. I've inherited this code and I don't want to spend more time than I have to in this environment.
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How can I remove a character from a string using Javascript?
I am so close to getting this, but it just isn't right.
All I would like to do is remove the character r from a string.
The problem is, there is more than one instance of r in the string.
However, it is always the character at index 4 (so the 5th character).
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Creating a custom JButton in Java
Is there a way to create a JButton with your own button graphic and not just with an image inside the button?
5 Answers
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Convert floats to ints in Pandas?
I've been working with data imported from a CSV. Pandas changed some columns to float, so now the numbers in these columns get displayed as floating points! However, I need them to be displayed as integers, or, without comma. Is there a way to convert them to integers or not display the comma?
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image processing to improve tesseract OCR accuracy
I've been using tesseract to convert documents into text. The quality of the documents ranges wildly, and I'm looking for tips on what sort of image processing might improve the results. I've noticed that text that is highly pixellated - for example that generated by fax machines - is especially di...
Progress indicator during pandas operations
I regularly perform pandas operations on data frames in excess of 15 million or so rows and I'd love to have access to a progress indicator for particular operations.
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Getting the class name from a static method in Java
How can one get the name of the class from a static method in that class. For example
15 Answers
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