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What is the purpose of the single underscore “_” variable in Python?
...practices that have appeared over time. FWIW, I'm one of the co-authors of more recent PEP 8 updates, and my answer is based on the 3 different ways I've seen _ used as a variable name since I started using Python professionally in 2002.
– ncoghlan
Jun 28 '15 a...
error opening HPROF file: IOException: Unknown HPROF Version
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Difference between break and continue statement
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Immediate function invocation syntax
...he function and not the function itself.
So, basically, he feels it makes more clear the distinction between function values, and the values of functions. So, it's an stylistic matter, not really a substantive difference in the code itself.
updated reference, old PPT no longer exists
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How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
...nfigure --prefix=~/local
make install # ok, fine, this step probably takes more than 30 seconds...
curl http://npmjs.org/install.sh | sh
Install dependencies
After you installed node+npm you should install dependencies by issuing:
npm install express
npm install socket.io
npm install hiredis red...
“Use the new keyword if hiding was intended” warning
...so your explanation is unclear. Could you edit your answer to be something more like dotnetfiddle.net/Iw0OzB? If not I'll probably post my fiddle as another answer
– ahong
Jun 2 at 8:03
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Best algorithm for detecting cycles in a directed graph [closed]
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Using python map and other functional tools
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Alter Table Add Column Syntax
...that altering the order" - Do you mean that it is possible (although it is more difficult) to alter the order of the columns without recreating the table (through a temp table)?
– Örjan Jämte
Sep 16 '09 at 11:41
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Difference between this and self in self-type annotations?
... @Martin Odersky Is it possible to add restriction for two or more traits, something like trait A { self: B, C => ... } ?
– Dmitry Bespalov
Nov 5 '14 at 8:57
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