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Proper way to declare custom exceptions in modern Python?
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As of Python 3.8 (2018, https://docs.python.org/dev/whatsnew/3.8.html), the recommended method is still:
class CustomExceptionName(Exception):
"""Exception raised when very uncommon things happen"""
pass
Please don't forget to document, why a custom exception is neccessary!
If ...
Give all the permissions to a user on a DB
... TABLES" is not available on 8.1 (postgresql.org/docs/8.1/static/sql-grant.html) I know I could loop through the tables and give the permissions individually, but this is what I'm trying to avoid. but thanks for your help
– Diego
Mar 18 '14 at 15:51
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How to sort a list in Scala by two fields?
... @om-nom-nom: scala-lang.org/api/current/scala/util/Sorting$.html quickSort is defined only for value types, so yes.
– Marcin
Apr 5 '12 at 11:44
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Why JavaScript rather than a standard browser virtual machine?
...owser, by the creator of Mono: http://tirania.org/blog/archive/2010/May-03.html
I think we will have JavaScript for a long time, but that will change sooner or later. There are so many developers willing to use other languages in the browser.
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How does zip(*[iter(s)]*n) work in Python?
...ready documented in itertools recipes: docs.python.org/2/library/itertools.html#recipes grouper . No need to reinvent the wheel
– jamylak
Apr 16 '13 at 7:05
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Alternatives to JavaScript
...st look at GWT. It lets you write programs in Java, but distribute them as HTML and JS.
Edit following further clarification in question
Javascript isn't, or rather wasn't, the only language supported by browsers: back in the Internet Explorer dark ages you could choose between Javascript or VBS...
'typeid' versus 'typeof' in C++
... the value.
typeof Reference: http://www.delorie.com/gnu/docs/gcc/gcc_36.html
typeid Reference: https://en.wikipedia.org/wiki/Typeid
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Wrapping synchronous code into asynchronous call
...ch is tricky - see blog.stephencleary.com/2012/07/dont-block-on-async-code.html and msdn.microsoft.com/en-us/magazine/mt238404.aspx . It's usually easier and cleaner to adopt async all the way, if possible.
– Stephen Cleary
Nov 15 '18 at 12:52
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How to set focus on input field?
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HTML has an attribute autofocus.
<input type="text" name="fname" autofocus>
http://www.w3schools.com/tags/att_input_autofocus.asp
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What is the difference between \r and \n?
...ines into separate list elements. It makes me wonder if this is some weird HTML artifact, or if it has to do with the way that Python ingests the string from my request object.
– Pat Jones
Nov 23 '19 at 0:24
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