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Python list iterator behavior and next(iterator)
... a = iter(list(range(10)))
>>> for i in a:
... print(i)
... _ = next(a)
...
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or print extra information to differentiate the print() output from the interactive interpreter echo:
>>> a = iter(list(range(10)))
>>> for i in a:
... print('Printing: {}'.f...
How to sort an array in descending order in Ruby
... { ary.sort{ |a,b| a[:bar] <=> b[:bar] }.reverse } }
x.report("sort_by -a[:bar]") { n.times { ary.sort_by{ |a| -a[:bar] } } }
x.report("sort_by a[:bar]*-1") { n.times { ary.sort_by{ |a| a[:bar]*-1 } } }
x.report("sort_by.reverse!") { n.times { ary.sort_by{ |a| a[:bar] }.reverse } }
e...
How to render and append sub-views in Backbone.js
...= SubView.extend({
tagName: "tr",
className: "part",
template: _.template($("#part-row-template").html())
});
var PartListView = ViewCollection.extend({
el: $("table#parts"),
subViewClass: PartView
});
...
Rails: Using build with a has_one association in rails
... later on create a profile for that user. I tried using build with a has_one association but that blew up. The only way I see this working is using has_many . The user is supposed to only have at most one profile .
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Diff output from two programs without temporary files
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One option would be to use named pipes (FIFOs):
mkfifo a_fifo b_fifo
./a > a_fifo &
./b > b_fifo &
diff a_fifo b_fifo
... but John Kugelman's solution is much cleaner.
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JavaScript regex multiline flag doesn't work
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Can I use: caniuse.com/#feat=mdn-javascript_builtins_regexp_dotall MDN: developer.mozilla.org/ru/docs/Web/JavaScript/Reference/…
– Filyus
Aug 19 at 9:44
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Good ways to manage a changelog using git?
... you've noticed, the format I chose is:
{new|chg|fix}: [{dev|pkg}:] COMMIT_MESSAGE [!{minor|refactor} ... ]
To see an actual output result, you could look at the end of the PyPI page of gitchangelog
To see a full documentation of my commit message convention you can see the reference file gitcha...
Maven: The packaging for this project did not assign a file to the build artifact
...nything mvn install:install any where in config
– Pra_A
Apr 16 at 5:33
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Inserting a Link to a Webpage in an IPython Notebook
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For visual learners.
[blue_text](url_here)
Thanks dbliss.
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How unique is UUID?
...it) as possible into random number APIs. See en.wikipedia.org/wiki/Entropy_%28computing%29
– broofa
Dec 6 '14 at 13:48
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