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.gitignore all the .DS_Store files in every folder and subfolder

...k the problem you're having is that in some earlier commit, you've accidentally added .DS_Store files to the repository. Of course, once a file is tracked in your repository, it will continue to be tracked even if it matches an entry in an applicable .gitignore file. You have to manually remove th...
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Get fully qualified class name of an object in Python

...lowing program #! /usr/bin/env python import foo def fullname(o): # o.__module__ + "." + o.__class__.__qualname__ is an example in # this context of H.L. Mencken's "neat, plausible, and wrong." # Python makes no guarantees as to whether the __module__ special # attribute is defined, so we...
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JavaScript OOP in NodeJS: how?

...onstructor.apply( this, arguments ); } //Pointless override to show super calls //note that for performance (e.g. inlining the below is impossible) //you should do //method.$getAge = _super.getAge; //and then use this.$getAge() instead of super() method.getAge = function() { return _super.getAge...
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How to override the copy/deepcopy operations for a Python object?

...ully, but this is the first time I've actually gone about overloading the __copy__ and __deepcopy__ methods. I've already Googled around and looked through the built-in Python modules to look for instances of the __copy__ and __deepcopy__ functions (e.g. sets.py , decimal.py , and fracti...
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The difference between sys.stdout.write and print?

...ble, but by default with a space between args and newline at the end) and calls the write function of a given object. By default this object is sys.stdout, but you can pass a file using the "chevron" form. For example: print >> open('file.txt', 'w'), 'Hello', 'World', 2+3 See: https://docs....
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Label encoding across multiple columns in scikit-learn

...mn; I'd rather just have one big LabelEncoder objects that works across all my columns of data. 21 Answers ...
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What are the rules for the “…” token in the context of variadic templates?

...template parameter pack if it appears on the right side of an expression (call this expression pattern for a moment), or it's a pack argument if it appears on left side of the name: ...thing // pack : appears as template arguments thing... // unpack : appears when consuming the arguments The ru...
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Python, Unicode, and the Windows console

...at's the best way around this? Is there any way I can make Python automatically print a ? instead of failing in this situation? ...
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How to crop circular area from bitmap in Android

I have a bitmap and I want to crop a circular region from this bitmap. All pixels outside the circle should be transparent. How can I do this? ...
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How to post data in PHP using file_get_contents?

...Sending an HTTP POST request using file_get_contents is not that hard, actually : as you guessed, you have to use the $context parameter. There's an example given in the PHP manual, at this page : HTTP context options (quoting) : $postdata = http_build_query( array( 'var1' => 'some...