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When should I use ugettext_lazy?

I have a question about using ugettext and ugettext_lazy for translations. I learned that in models I should use ugettext_lazy , while in views ugettext. But are there any other places, where I should use ugettext_lazy too? What about form definitions? Are there any performance diffrences betwe...
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How can I make a ComboBox non-editable in .NET?

..." ComboBox that provides a list of items for the user to select from. Typing should be disabled in the text portion of the ComboBox control. ...
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How to tell which version of a gem a rails app is using

I'm investigating a rails app - the prod server has two version of a specific gem installed, how can I tell which version the prod app is using? ...
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NTFS performance and large volumes of files and directories

How does Windows with NTFS perform with large volumes of files and directories? 7 Answers ...
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Convert String to double in Java

How can I convert a String such as "12.34" to a double in Java? 15 Answers 15 ...
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How to form tuple column from two columns in Pandas

I've got a Pandas DataFrame and I want to combine the 'lat' and 'long' columns to form a tuple. 4 Answers ...
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Is async HttpClient from .Net 4.5 a bad choice for intensive load applications?

I recently created a simple application for testing the HTTP call throughput that can be generated in an asynchronous manner vs a classical multithreaded approach. ...
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Converting a double to an int in C#

In our code we have a double that we need to convert to an int. 5 Answers 5 ...
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How can I do DNS lookups in Python, including referring to /etc/hosts?

...re if you want to do DNS lookups yourself or if you just want a host's ip. In case you want the latter, import socket print(socket.gethostbyname('localhost')) # result from hosts file print(socket.gethostbyname('google.com')) # your os sends out a dns query ...
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How to manually create icns files using iconutil?

When I'm validating my app I get this error: 18 Answers 18 ...