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How do I create directory if none exists using File class in Ruby?
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Based on others answers, nothing happened (didn't work). There was no error, and no directory created.
Here's what I needed to do:
require 'fileutils'
response = FileUtils.mkdir_p('dir_name')
I needed to create a variable to catch the response that FileUt...
Git: How to update/checkout a single file from remote origin master?
...branch and checkout on it:
git branch pouet && git checkout pouet
Apply the commit you want on this branch:
git cherry-pick abcdefabcdef
(abcdefabcdef is the sha1 of the commit you want to apply)
share
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Google Chrome Extensions - Can't load local images with CSS
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Ah, makes sense. I appreciate it.
– Salem
Jul 28 '11 at 22:25
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How do I show a marker in Maps launched by geo URI Intent?
I have a application where I want to show different locations (one at the time, picked by user input) by launching Google Maps with their specific geo coordinates.
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AngularJS does not send hidden field value
... am not reloading the page. I am completely aware that a typical AngularJS app would not submit a form that way, but so far I have no other choice.
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Case insensitive regular expression without re.compile?
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This '(?i)' approach also has the advantage that you can create a list of regexp's, some of which are case-insensitive and some are not. (And of course, you can map re.compile over that list if you like.)
– not-jus...
Composer killed while updating
... rather than finding the latest versions of every package. This makes your app less likely to break, and composer uses less memory.
Read more here: https://getcomposer.org/doc/01-basic-usage.md#installing-with-composer-lock
Alternatively, you can upload the entire vendor directory to the server, byp...
What does send() do in Ruby?
...14")
But it can all be replaced with the following:
Assuming your Rails app needs to assign attributes to your car class from user input, you can do
c = Car.new()
params.each do |key, value|
c.send("#{key}=", value)
end
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Rails migration for change column
... understand the answer but not the comments on this answer. Clarifications appreciated :)
– Alan H.
Oct 12 '11 at 1:25
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How to pass the password to su/sudo/ssh without overriding the TTY?
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I wrote some Applescript which prompts for a password via a dialog box and then builds a custom bash command, like this:
echo <password> | sudo -S <command>
I'm not sure if this helps.
It'd be nice if sudo accepted a pre-e...