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Inheriting class methods from modules / mixins in Ruby
... needed to understand why module inclusion works the way it does in Ruby.
What happens when a module is included?
Including a module into a class adds the module to the ancestors of the class. You can look at the ancestors of any class or module by calling its ancestors method:
module M
def foo...
The key must be an application-specific resource id
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Hey there, what if I don't know how many tags are? because I want to generate views according to some data in model....
– jsina
Apr 11 '16 at 12:03
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Convert MySql DateTime stamp into JavaScript's Date format
...swer, just one that didn't suit your requirements. There's a difference. What if the implementer has no access to the server code performing the MySQL query (perhaps some kind of web service)? What if it's easier to edit the client side code because changing it at the server would mean more work?...
SQL - using alias in Group By
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What does execution order have to do with the question? It isn't like the asker was trying to GROUP BY on the COUNT(). In fact, the query as asked works just fine in MySQL and likely PostgreSQL as pointed out in the comment...
HTTP Error 500.19 and error code : 0x80070021
...a/12867753/404099. I spotted it too late and it misses some steps. This is what worked for me:
Windows Server 2012, IIS 8.5. Should work for other versions too.
Go to server manager, click add roles and features
In the roles section choose: Web Server
Under Security sub-section choose everythin...
Lists in ConfigParser
...e delimiter character if it can be a legal character. (And a way to escape whatever character you use for escaping.)
– jamesdlin
Aug 29 '17 at 3:25
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How can I disable ReSharper in Visual Studio and enable it again?
...Ctrl + W, A) and type:
ReSharper_Suspend or ReSharper_Resume depending on what you want.
Or you can even set a keyboard shortcut for this purpose. In Visual Studio, go to Tools -> Options -> Environment -> Keyboard.
There you can assign a keyboard shortcut to ReSharper_Suspend and ReShar...
How do I git rebase the first commit?
...a new root commit, which you can copy the old commits on top of. (This is what rebase -i --root ends up doing internally anyway.)
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How to change the docker image installation directory?
From what I can tell, docker images are installed to /var/lib/docker as they are pulled. Is there a way to change this location, such as to a mounted volume like /mnt ?
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PHP - include a php file and also send query parameters
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Imagine the include as what it is: A copy & paste of the contents of the included PHP file which will then be interpreted. There is no scope change at all, so you can still access $someVar in the included file directly (even though you might co...