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Thin web server: `start_tcp_server': no acceptor (RuntimeError) after git branch checkout
...appen when quitting terminal with server running):
$ ps ax | grep rails
If it returns something like:
33467 s002 S+ 0:00.00 grep rails
33240 s003 S+ 0:15.05 /Users/Arta/.rbenv/versions/1.9.2-p290/bin/ruby script/rails s -p 3000
kill it, and run anew:
$ kill -9 33240
$ rails s
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Remove useless zero digits from decimals in PHP
...umbers since there is no float cast. It also won't turn numbers into scientific notation (e.g. 1.0E-17).
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How to get a substring of text?
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If you have your text in your_text variable, you can use:
your_text[0..29]
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How to sum all the values in a dictionary?
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I don't know if you love python, if you love python 3, or if really are referring to a python 2
– Lucas Vazquez
Sep 23 '19 at 20:19
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Use grep --exclude/--include syntax to not grep through certain files
...g it, such as --include="*.{cpp,h}", would work just as well). Otherwise, if you had any files in the current working directory that matched the pattern, the command line would expand to something like grep pattern -r --include=foo.cpp --include=bar.h rootdir, which would only search files named fo...
Drawing a line/path on Google Maps
...hadows of markers for example, and then once again with shadow = false. So if you don't have shadows for your overlay you should simply return and draw nothing, when shadow == true.
– Ridcully
Sep 23 '11 at 7:33
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How to npm install to a specified directory?
Is it possible to specify a target directory when running npm install <package> ?
4 Answers
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Does the JVM prevent tail call optimizations?
...ive function that implements the same functionality using a loop, correct? If so, couldn't this be done by the compiler. I am not able to follow the dependence on the JVM. How does this compare with a Scheme compiler that generated native i386 code?
– Gautham Ganapathy
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how to convert array values from string to int?
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but if you have string 'test', you got: array([0]=> 0 )
– Dmitry Dubovitsky
Oct 9 '13 at 13:39
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Is GET data also encrypted in HTTPS?
...hat the Client Hello packet of a TLS handshake can advertise the fully qualified domain name in plaintext via the SNI extension (thanks @hafichuk), which is used by all modern mainstream browsers, though some only on newer OSes.
EDIT: (Since this just got me a "Good Answer" badge, I guess I should ...