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Create Directory if it doesn't exist with Ruby
... ["foo/bar"]
Edit2: you do not have to use FileUtils, you may do system call (update from @mu is too short comment):
> system 'mkdir', '-p', 'foo/bar' # worse version: system 'mkdir -p "foo/bar"'
=> true
But that seems (at least to me) as worse approach as you are using external 'tool' wh...
Mockito: Inject real objects into private @Autowired fields
...njectMocks
private Demo demo;
/* ... */
}
Mockito will consider all fields having @Mock or @Spy annotation as potential candidates to be injected into the instance annotated with @InjectMocks annotation. In the above case 'RealServiceImpl' instance will get injected into the 'demo'
For m...
How to pass object with NSNotificationCenter
...when you do the addObserver(). The receiveTestNotification should only be called when observing a specific notification.
– Johan Karlsson
Feb 17 '16 at 15:06
1
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Setting JDK in Eclipse
...f available compilers in the Window -> Preferences -> Java -> Installed JRE's tab.
In the project build path configuration dialog, under the libraries tab, you can delete the entry for JRE System Library, click on Add Library and choose the installed JRE to compile with. Some compilers ca...
how to change default python version?
...n='/usr/local/bin/python3'
Reload bash_profile
source ~/.bash_profile
Confirm python command
$ python --version
Python 3.6.5
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Devise form within a different controller
...
As Andres says, the form calls helpers which are specified by Devise and so aren't present when you access a Devise form from a non-Devise controller.
To get around this, you need to add the following methods to the helper class of the controller you...
What are Vertex Array Objects?
...k of it as a geometry object. (As an old time SGI Performer programmer, I call them geosets.) The instance variables/members of the object are your vertex pointer, normal pointer, color pointer, attrib N pointer, ...
When a VAO is first bound, you assign these members by calling
glEnableClientStat...
How can I show hidden files (starting with period) in NERDTree?
... brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 4...
Is there any haskell function to concatenate list with separator?
...gonkai Not sure what exactly you're referring to, but yes, these functions all allow arbitrary strings as both the separator and the elements. For example, intercalate "," ["some", "", "string"] = "some,,string" and intercalate "" ["foo", "bar"] = "foobar"
– Niklas B.
...
How to alias a table in Laravel Eloquent queries (or using Query Builder)?
...supports aliases on tables and columns with AS. Try
$users = DB::table('really_long_table_name AS t')
->select('t.id AS uid')
->get();
Let's see it in action with an awesome tinker tool
$ php artisan tinker
[1] > Schema::create('really_long_table_name', function($...