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Difference between “!==” and “==!” [closed]
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29
==! doesn't exist as such. It's a somewhat cryptic notation of == !
As spaces don't matter in ...
Map over object preserving keys
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edited Dec 5 '16 at 7:29
answered Aug 8 '16 at 11:53
Ro...
How can I recall the argument of the previous bash command?
... keys to work as well.
– Bucket
Nov 29 '18 at 14:44
2
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Ternary operator (?:) in Bash
...;& a="$c" || a="$d"
– kdubs
Oct 29 '14 at 14:57
89
The cond && op1 || op2 construct h...
How to install PostgreSQL's pg gem on Ubuntu?
...Ubuntu Lucid 10.04 mixed with some Maverick packages and RVM (ruby 1.9.2-p290, rvm 1.10.2 rubygems 1.8.15, rails 3.0.1, postgres 8.4.10) :
gem install pg -- --with-pg-lib=/usr/lib
the result:
Building native extensions. This could take a while...
Successfully installed pg-0.13.1
1...
Refresh a page using PHP
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Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Jan 2 '14 at 7:48
user1847051user1847051
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Is there shorthand for returning a default value if None in Python? [duplicate]
... x is None else x
– brent.payne
Aug 29 '16 at 20:40
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show 7 more comments
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Unable to load Private Key. (PEM routines:PEM_read_bio:no start line:pem_lib.c:648:Expecting: ANY PR
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29
your .key file contains illegal characters. you can check .key file like this:
# file server.k...
SQLite: How do I save the result of a query as a CSV file?
...o use a specific path.
– Dustin
Mar 29 '16 at 14:01
Hi! I did this. Although my query worked perfectly, the file outpu...
In a javascript array, how do I get the last 5 elements, excluding the first element?
...e returned.
– Arka
Jun 24 '11 at 21:29
1
Let me rephrase. From the comments, the last five elemen...