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Can I run multiple versions of Google Chrome on the same machine? (Mac or Windows)
...: http://commondatastorage.googleapis.com/chromium-browser-snapshots/index.html
Select the folder corresponding to the OS you're interested in (I have Win x64, but had to use Win,because there was no x64 build corresponding to the version I was looking for).
If you select Win, you could be in for a ...
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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How do you pass arguments to define_method?
...t:
Summary article: https://blog.eq8.eu/til/metaprogramming-ruby-examples.html
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Is it possible to roll back CREATE TABLE and ALTER TABLE statements in major SQL databases?
...at transaction."
https://dev.mysql.com/doc/refman/5.7/en/implicit-commit.html
Tried a few different ways and it simply won't roll back..
Work around is to simply set a failure flag and do "drop table tblname" if one of the queries failed..
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Difference between Destroy and Delete
...ctiveRecord::Callbacks: api.rubyonrails.org/classes/ActiveRecord/Callbacks.html. One such callback is model#before_destroy which can be used to halt the final destroy() call under certain conditions.
– Todd
Mar 23 '16 at 14:39
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