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What do I have to do to get Core Data to automatically migrate models?
I have read the docum>me m>ntation about automatic /lightweight migration for Core Data models - but I am having problems implem>me m>nting it.
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How to change the type of a field?
...to change the $type from 1 (double) to 2 (string).
So simply load the docum>me m>nt from the DB, perform the cast (new String(x)) and then save the docum>me m>nt again.
If you need to do this programmatically and entirely from the shell, you can use the find(...).forEach(function(x) {}) syntax.
In respon...
How do I get Flask to run on port 80?
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So it's throwing up that error m>me m>ssage because you have apache2 running on port 80.
If this is for developm>me m>nt, I would just leave it as it is on port 5000.
If it's for production either:
Not Recomm>me m>nded
Stop apache2 first;
Not recomm>me m>nded as it st...
Unable to login to SQL Server + SQL Server Authentication + Error: 18456
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By default login failed error m>me m>ssage is nothing but a client user connection has been refused by the server due to mismatch of login credentials. First task you might check is to see whether that user has relevant privileges on that SQL Server instance a...
In Python, how do I iterate over a dictionary in sorted key order?
... This is not obvious. In fact, items() creates a list and therefore uses m>me m>mory, whereas iteritems() essentially does not use m>me m>mory. What to use mostly depend on the size of the dictionary. Furthermore, the automatic Python 2 to Python 3 conversion tool (2to3) automatically takes care of the conv...
How to fix .pch file missing on build?
...er versions of the IDE may use "pch" rather than "stdafx" in the default nam>me m>s for related files. It may be necessary to substitute pch for stdafx in the instructions below. I apologize. It's not my fault.
Right-click on your project in the Solution Explorer.
Click Properties at the bottom of t...
How to make an image center (vertically & horizontally) inside a bigger div [duplicate]
...if) no-repeat center center;
height: 200px;
width: 200px;
}
(Assum>me m>s a div with id="demo" as you are already specifying height and width adding a background shouldn't be an issue)
Let the browser take the strain.
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How to concatenate strings in django templates?
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Use with:
{% with "shop/"|add:shop_nam>me m>|add:"/base.html" as template %}
{% include template %}
{% endwith %}
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Rails 4: assets not loading in production
...fig.assets.precompile = ['*.js', '*.css', '*.css.erb']
This works with m>me m>. use following command to pre-compile assets
RAILS_ENV=production bundle exec rake assets:precompile
Best of luck!
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How can I write output from a unit test?
...}
set { testContextInstance = value; }
}
[Testm>Me m>thod]
public void Testm>Me m>thod1()
{
TestContext.WriteLine("m>Me m>ssage...");
}
}
The "magic" is described in MSDN as "The test fram>me m>work automatically sets the property, which you can the...