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Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
...;.country&.name
NoMethodError: undefined method `name' for "Australia":String
from (pry):38:in `<main>'
> params.try(:country).try(:name)
nil
It is also including a similar sort of way: Array#dig and Hash#dig. So now this
city = params.fetch(:[], :country).try(:[], :state).try(:[], :...
Why does Unicorn need to be deployed together with Nginx?
... need a reverse proxy. However, this means that it would have to implement extra functionality to do all the things that now nginx does, resulting in a more complex codebase and more engineering efforts.
Instead its creators made the decision to leverage existing software that is battle-tested and ...
Javascript/jQuery: Set Values (Selection) in a multiple Select
...r values="Test,Prof,Off";
$.each(values.split(","), function(i,e){
$("#strings option[value='" + e + "']").prop("selected", true);
});
Working Example http://jsfiddle.net/McddQ/1/
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Is there a way to call a stored procedure with Dapper?
...
end
end
Code:
var parameters = new DynamicParameters();
string pass = EncrytDecry.Encrypt(objUL.Password);
conx.Open();
parameters.Add("@username", objUL.Username);
parameters.Add("@password", pass);
parameters.Add("@RESULT", dbType: DbType.Int32, direction: ParameterDirection.Ret...
uncaught syntaxerror unexpected token U JSON
...acter". I'm returning the json data from a php file and the returning json string is valid. I checked it with http://jsonlint.com/ . Any help would be appreciated... Thanks.
...
ASP.NET Identity - HttpContext has no extension method for GetOwinContext
...
ARGH!
I found it... I didn't have an extra package, called Microsoft.Owin.Host.SystemWeb
Once i searched and installed this, it worked.
Now - i am not sure if i just missed everything, though found NO reference to such a library or package when going through v...
OWIN Startup Class Missing
...roblem occured after removing the OWIN startup class.
The problem was the extra owin dll's in my bin folder. When I deleted them, the problem was resolved. You should delete them by deleting the bin folder. Clean Solution does not delete these dlls.
Somehow, IIS still executes the OWIN dll's when ...
How can I manually generate a .pyc file from a .py file
...part of the python standard library, so you don't need to install anything extra to use it. This works exactly the same way for python2 and python3.
python -m compileall .
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Could not find com.google.android.gms:play-services:3.1.59 3.2.25 4.0.30 4.1.32 4.2.40 4.2.42 4.3.23
...version of "play" My SDK Manager tells me I simply have "26" (it's under "extras" not an API level), Some other window tells me it's 26.0.0. And I've tried these, and many other things version numbers... none of which work. So if you are concerned about people using this "hack", it is happenin...
“Use of undeclared type” in Swift, even though type is internal, and exists in same module
...mage resources.
I have no idea how it got there, but removing it from the extra build phase resolved the issue.
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