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Is the “struct hack” technically undefined behavior?

...en the declaration int a[4][5]) (6.5.6). Paragraph 8 of Section 6.5.6 Additive operators has another mention that access beyond defined array bounds is undefined: If both the pointer operand and the result point to elements of the same array object, or one past the last element of the array...
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Should unit tests be written for getter and setters?

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Explaining Python's '__enter__' and '__exit__'

... Andre Miras 2,5603636 silver badges4343 bronze badges answered Dec 31 '09 at 7:13 ChristopheDChristopheD 95....
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Java: difference between strong/soft/weak/phantom reference

I have read this article about the topic, but I don't really understand it. Please give me some advice along with examples when describing the concepts. ...
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How to apply a Git patch to a file with a different name and path?

...he changes and create a patch from that commit with git format-patch -1 HEAD . Now, I have a second repository that contains a file that has the same contents as hello.test but is placed in a different directory under a different name: ./blue/red/hi.test . How do I go about applying the aforementi...
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PostgreSQL: Is it better to use multiple databases with one schema each, or one database with multip

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How can I color Python logging output?

... I already knew about the color escapes, I used them in my bash prompt a while ago. Thanks anyway. What I wanted was to integrate it with the logging module, which I eventually did after a couple of tries and errors. Here is what I ...
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How do you write a migration to rename an ActiveRecord model and its table in Rails?

...self.down rename_table :new_table_name, :old_table_name end end I had to go and rename the model declaration file manually. Edit: In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename_table migrations, so you can do this: class RenameOldTableToNewTable...
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Should composer.lock be committed to version control?

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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?

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