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Is storing a delimited list in a database column really that bad?
...s must be fairly new, I haven't been able to buy their ebooks in the past. PS. I don't work for them have any connection with the authors. I like to celebrate good products, services and help when I see it.
– therobyouknow
Jan 30 '12 at 16:22
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What is the difference between “expose” and “publish” in Docker?
...ers, which basically is the inter-container communication I talked about.
PS: If you do -p, but do not EXPOSE, Docker does an implicit EXPOSE. This is because if a port is open to the public, it is automatically also open to other Docker containers. Hence -p includes EXPOSE. That's why I didn't lis...
How to create a hex dump of file containing only the hex characters without spaces in bash?
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fyi To reverse the process: xxd -r -ps hexascii.txt file (it is ok with or without newlines)
– Curtis Yallop
May 27 '14 at 23:19
add a c...
What are the differences between Chosen and Select2?
...d to <select> elements - it just didn't feel well thought out the hoops I would have to jump through.
I have settled on using selectize.js which just adds the new <option>...</option> element to the form's DOM - and that is sane. It does also use LESS - but I would bypass that and...
test a file upload using rspec - rails
...dFile that's good enough to use it. Provided your rails app setup is fine. PS: I'm on Rails 4 and ruby 2.1
– Vishnu Narang
Oct 2 '14 at 7:38
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.bashrc at ssh login
... code like below
# If not running interactively, don't do anything
[ -z "$PS1" ] && return
so If you want to change environment for ssh non-login shell.
you should add code above that line.
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Dynamically set local variable [duplicate]
...modules, class definitions, instances) are usually done by dictionary lookups (as Sven points out in the comments there are exceptions, for example classes that define __slots__). Function locals can be optimised for speed because the compiler (usually) knows all the names in advance, so there isn't...
Case preserving substitute in Vim
...match(0), 0 ,1) == toupper(strpart(submatch(0), 0, 1)) ? "GOOD" : "good"/
ps. i'm guessing keepcase.vim encapsulates some similar logic :)
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Windows: How to specify multiline command on command prompt?
...e Why should it? PowerShell is completely separate! The equivalent key for PS is `.
– WhatIsHeDoing
Nov 14 '17 at 13:42
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Bash script to set up a temporary SSH tunnel
...lished before placing itself in the background. You can grep the output of ps to get the PID. For example you can use
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ssh -Cfo ExitOnForwardFailure=yes -NL 9999:localhost:5900 $REMOTE_HOST
PID=$(pgrep -f 'NL 9999:')
[ "$PID" ] || exit 1
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and be pretty sure you're getting the desired PID
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