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How can I pass a list as a command-line argument with argparse?
...If you provide an integer number (such as 4) then there will be no problem mixing options with nargs and positional arguments because argparse will know exactly how many values to expect for the option.
Don't use quotes on the command line1
Don't use type=list, as it will return a list of lists
T...
What is NSLayoutConstraint “UIView-Encapsulated-Layout-Height” and how should I go about forcing it
I have a UITableView running under iOS 8 and I'm using automatic cell heights from constraints in a storyboard.
17 Answer...
Renaming table in rails
...the ActiveRecord::ConnectionAdapters::SchemaStatements. It is meant to be mixed in to other modules. If you wanted to run it directly, I think you could do include ActiveRecord::ConnectionAdapters::SchemaStatements; rename_table :foo, :bar
– cam
Jan 8 '11 at ...
What framework for MVVM should I use? [closed]
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Mix your own!
I used EventAggregator from PRISM, with ViewModelBase from MVVM foundation and so on. I also tweaked the RelayCommand (DelegateCommand called in some places) to accept other data too, and so on.
I wouldn't rec...
Implicit type conversion rules in C++ operators
... ranking become implementation defined. Because of
this, it's best to not mix signed and unsigned in the same
expression. (Most C++ experts seem to avoid unsigned unless
bitwise operations are involved. That is, at least, what
Stroustrup recommends.)
...
Creating .pem file for APNS?
...ychain, filter by the Certificates category. You will see an expandable option called “Apple Development Push Services”
Right click on “Apple Development Push Services” > Export “Apple Development Push Services ID123″. Save this as apns-dev-cert.p12 file somewhere you can access it. T...
What is Express.js?
...on Rails or Sinatra is to Ruby.
Express 3.x is a light-weight web application framework to help organize your web application into an MVC architecture on the server side. You can use a variety of choices for your templating language (like EJS, Jade, and Dust.js).
You can then use a database like M...
await vs Task.Wait - Deadlock?
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@ronag My guess is you just got your method names mixed up and your deadlock was actually caused with the blocking code and worked with the await code. Either that, or the deadlock was unrelated to either and you mis-diagnosed the problem.
– Servy
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What is the difference between the $parse, $interpolate and $compile services?
...terpolate has the capability to evaluate a string with angular expressions mixed up in the string against the scope to get the result**.
Another important difference between $interpolate and $parse,$eval is:
**$interpolate has the capability to work with strings containing filters along with angu...