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rails - Devise - Handling - devise_error_messages

...e method, effectively overriding the default implementation. I'll let you know how it goes. Update Yep, that works. I created app/helpers/devise_helper.rb and overrode it like so: module DeviseHelper def devise_error_messages! 'KABOOM!' end end So knowing this, I can modify the method t...
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PyLint “Unable to import” error - how to set PYTHONPATH?

... VSCode now shows this message: The setting "python.pythonPath" defined in your settings.json is now deprecated. If I delete the python.pythonPath line it still seems to work though. – Jesse Aldridge ...
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How can I represent an 'Enum' in Python?

... The original PEP354 is no longer merely rejected, but is now marked superseded. PEP435 adds a standard Enum for Python 3.4. See python.org/dev/peps/pep-0435 – Peter Hansen May 10 '13 at 19:05 ...
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What are dictionary view objects?

...eritems() returns an iterator over the dictionary’s (key, value) pairs. Now take the following example to see the difference between an interator of dict and a view of dict >>> d = {"x":5, "y":3} >>> iter = d.iteritems() >>> del d["x"] >>> for i in iter: print...
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Adding days to a date in Python

...ng it is a dumb idea? What is datetime? You can't rely on convention to know, but always have to look at the imports. – Xiong Chiamiov Jun 5 '17 at 17:47 10 ...
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What is the meaning of single and double underscore before an object name?

...but rather the ("organizing") public methods such as put and get (this is known as the Template Method design pattern -- see e.g. here for an interesting presentation based on a video of a talk of mine on the subject, with the addition of synopses of the transcript). Edit: The video links in the de...
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if A vs if A is not None:

... @cedbeu, Seems to depend on the value of A. I tested now python -m timeit -s"a=0" "if a: pass" "else: pass" is faster than python -m timeit -s"a=0" "if a is None: pass" "else: pass" but python -m timeit -s"a=1" "if a: pass" "else: pass" is slower. Might be platform dependant, s...
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How to watch for array changes?

... a catch-all sounds appealing, just replace myArray with Array.prototype. Now, that's just one method and there are lots of ways to change array content. We probably need something more comprehensive... 2. Create a custom observable array Rather than overriding methods, you could create your own ...
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How do you do a limit query in JPQL or HQL?

... Old post I know. I fully agree with Rachel. Using NHibernate (.Net port of Hibernate), I've recently upgraded from 2 to 3 and same thing, top X is now throwing a parser error. However, when I added setMaxResults on the query, it did gene...
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What are the best JVM settings for Eclipse? [closed]

...ill still look for the "Sun Microsystems" string, but with 6u21b7, it will now work - again. For now, I still keep the -XX:MaxPermSize version (because I have no idea when everybody will launch eclipse the right JDK). Implicit `-startup` and `--launcher.library` Contrary to the previous settin...