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How can I replace a newline (\n) using sed?
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edited Mar 16 '18 at 10:05
answered May 5 '15 at 9:43
JJo...
Getting “Warning! PATH is not properly set up” when doing rvm use 2.0.0 --default
...m with
rvm implode
then after reinstalling rvm it received the same error message.
After looking through wayne seguin's git hub page. He lists tools on his page and recommended using
rvm reset
after an installation. This fixed my error message. No PATH edits needed.
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Finding differences between elements of a list
Given a list of numbers, how does one find differences between every ( i )-th elements and its ( i+1 )-th?
10 Answers
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How to check status of PostgreSQL server Mac OS X
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Given your error message, I bet SamGoody's suggestion to run your initdb command will fix your "Connection refused" problem. Once it's fixed, try my suggestions to get your postgres db server status.
– l3x
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Android: How to change CheckBox size?
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answered Apr 23 '13 at 20:05
alex2k8alex2k8
38.6k5454 gold badges155155 silver badges214214 bronze badges
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$_POST vs. $_SERVER['REQUEST_METHOD'] == 'POST'
...post fields, though. So an empty post request would give the user a lot of error messages - which makes sense to me.
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Do I need to convert .CER to .CRT for Apache SSL certificates? If so, how?
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Will this solve ssl cert errors, when behind zscaler, running vagrant on win (vbox homestead), by installing our trusted root certs into the vagrant box? I scp'd them, then used your conversion and symlinked them into /etc/ssl/certs and also copied ...
join list of lists in python [duplicate]
Is the a short syntax for joining a list of lists into a single list( or iterator) in python?
15 Answers
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How to prevent SIGPIPEs (or handle them properly)
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You generally want to ignore the SIGPIPE and handle the error directly in your code. This is because signal handlers in C have many restrictions on what they can do.
The most portable way to do this is to set the SIGPIPE handler to SIG_IGN. This will prevent any socket or pipe ...
How do I tell if a regular file does not exist in Bash?
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– gniourf_gniourf
Jun 29 '13 at 10:05
@gniourf_gniourf: Yes, but the bash built-in [ command behaves very similarly t...