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Format a datetime into a string with milliseconds

... Useful with timezone too: date = datetime(2019,5,10) date_with_tz = pytz.timezone('Europe/Rome').localize(date) date_with_tz.isoformat(sep='T', timespec='milliseconds') output: '2019-05-10T00:00:00.000+02:00' – Ena May 10 '19 at 9:17 ...
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error: passing xxx as 'this' argument of xxx discards qualifiers

...ere the value type is the same as the key type, both iterator and const_iterator are constant iterators. It is unspecified whether or not iterator and const_iterator are the same type. So VC++ 2008 Dinkumware implementation is faulty. Old answer: You got that error because in certain...
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Do I have to Close() a SQLConnection before it gets disposed?

Per my other question here about Disposable objects , should we call Close() before the end of a using block? 8 Answers ...
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static const vs #define

... Personally, I loathe the preprocessor, so I'd always go with const. The main advantage to a #define is that it requires no memory to store in your program, as it is really just replacing some text with a literal value. It also has...
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Where does the .gitignore file belong?

...'s commonly used as a placeholder file in folders, since folders aren't usually tracked by git. share | improve this answer | follow | ...
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Global access to Rake DSL methods is deprecated

... You can "delete" Rake 0.9.1 by running the following command: gem uninstall rake -v=0.9.1 If you have multiple versions of the gem installed, you'll be prompted to pick a version. After 0.9.1 was cleaned out, I ran bundle update rake and was finally able to create my database files. I was ...
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How can I check if a background image is loaded?

...t it in CSS — so images are start downloading before css file — it's called preloading. – jcubic Feb 20 '11 at 17:05 ...
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What is the fastest way to check if a class has a function defined?

...tr() to get the attribute, and callable() to verify it is a method: invert_op = getattr(self, "invert_op", None) if callable(invert_op): invert_op(self.path.parent_op) Note that getattr() normally throws exception when the attribute doesn't exist. However, if you specify a default value (None...
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nodejs get file name from absolute path?

... extension from filename, you can use https://nodejs.org/api/path.html#path_path_basename_path_ext path.basename('/foo/bar/baz/asdf/quux.html', '.html'); share | improve this answer | ...
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Interface defining a constructor signature?

...ult in Google some 7 years later, I thought I would chip in here - specifically to show how you could use an abstract base class in tandem with your existing Interface and maybe cut down on the amount of refactoring needed in the future for similar situations. This concept has already been hinted a...