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How to force push a reset to remote repository?

... The message means that you're not allowed to do non-fast-forward push. Your remote repository has most likely denyNonFastforwards = true in its config. If you change that, git push --force should work. To change the setting, you need access to the machine w...
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Serializing object that contains cyclic object value

...e will come here for is debugging their circular objects and there's not really a great way to do that without pulling in a bunch of code, here goes. One feature that's not as well-known as JSON.stringify() is console.table(). Simply call console.table(whatever);, and it will log the variable in the...
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Concurrent HashSet in .NET Framework?

...ass. private ConcurrentBag<string> _data; Self-implementation Finally, as you did, you can implement your own data type, using lock or other ways that the .NET provides you to be thread-safe. Here is a great example: How to implement ConcurrentHashSet in .Net The only drawback of this sol...
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How can I convert an RGB image into grayscale in Python?

... SciPy's image I/O is literally PIL/Pillow. Hence, testing SciPy is effectively retesting PIL/Pillow with negligible overhead introduced by SciPy's wrapper functions. It would have been much more useful to substitute OpenCV (which does not leverage PIL...
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Does Python have “private” variables in classes?

...ass variables. In Java, nothing prevents you from doing the same if you really want to - after all, you can always edit the source of the class itself to achieve the same effect. Python drops that pretence of security and encourages programmers to be responsible. In practice, this works very nicely...
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What's the difference between a Python module and a Python package?

...stem in the reference documentation: It’s important to keep in mind that all packages are modules. – Martijn Pieters♦ Apr 23 '18 at 21:42 7 ...
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sql “LIKE” equivalent in django query

...s. I have made the lookup into a Django-like-lookup application. After installing it the __like lookup with the % and _ wildcards will be enabled. All the necessary code in the application is: from django.db.models import Lookup from django.db.models.fields import Field @Field.register_lookup cl...
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iphone - how can i get the height and width of uiimage

From the URL Image in Mail 8 Answers 8 ...
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How to convert a string to utf-8 in Python

..."utf-8") ^ Converting to unicode and specifying the encoding. In Python 3 All strings are unicode. The unicode function does not exist anymore. See answer from @Noumenon share | improve this answer...
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Why is it string.join(list) instead of list.join(string)?

... I do not agree conceptually even if It makes sense codewise. list.join(string) appears more an object-oriented approach whereas string.join(list) sounds much more procedural to me. – Eduardo Pignatelli Jan 14 ...