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How to define custom configuration variables in rails
...swer:
For a quick solution, watching the "YAML Configuration File" screen cast by Ryan Bates should be very helpful.
In summary:
# config/initializers/load_config.rb
APP_CONFIG = YAML.load_file("#{Rails.root}/config/config.yml")[Rails.env]
# application.rb
if APP_CONFIG['perform_authentication']...
How to calculate a logistic sigmoid function in Python?
...erals you used in your function (1) are parsed as integers, and have to be cast at runtime to floats. You would get better performance using floating point literals (1.0).
– krs013
Apr 3 '17 at 22:54
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C# Test if user has write access to a folder
...
var filesystemAccessRule = (FileSystemAccessRule)rule;
//Cast to a FileSystemAccessRule to check for access rights
if ((filesystemAccessRule.FileSystemRights & FileSystemRights.WriteData)>0 && filesystemAccessRule.AccessControlType != AccessControlType.Deny)
...
How to Implement Custom Table View Section Headers and Footers with Storyboard
...ue id and viewForHeaderInSection you can dequeue the cell with that ID and cast it to a UIView.
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How to create enum like type in TypeScript?
...n-enum-with-string-values-in-typescript/
There is a simple solution: Just cast the string literal to any before assigning:
export enum Language {
English = <any>"English",
German = <any>"German",
French = <any>"French",
Italian = <any>"Italian"
}
solution ...
Using Case/Switch and GetType to determine the object [duplicate]
... I second that, but I think comparing references is faster than repeated casting attempts.
– Dave Van den Eynde
Apr 2 '09 at 9:15
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What is float in Java?
...and so on..)
Is assumed as double and not float.
You can also perform a cast in order to solve the problem:
float b = (float) 3.5;
Another solution:
float b = 3.5f;
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How to create index on JSON field in Postgres?
...to do integer comparisons instead of string comparisons, you have to add a cast: ((info->>'name')::INT).
– jpmc26
Oct 6 '15 at 19:44
13
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Why implement interface explicitly?
...rties on an object returned by a FordExplorerFactory without having to typecast, while code which merely knew that it had some type of IAutomobileFactory would simply deal with its return as an Automobile.
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Where do I find the definition of size_t?
...priate for the platform. If you assume size_t is always unsigned int (via casting, etc), you could run into problems in the future if your vendor changes size_t to be e.g. a 64-bit type. It is dangerous to assume anything about this or any other library type for this reason.
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