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“Too many values to unpack” Exception
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Inheritance and Overriding __init__ in python
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std::auto_ptr to std::unique_ptr
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bool operator ++ and --
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How to 'bulk update' with Django?
...
Django 2.2 version now has a bulk_update method (release notes).
https://docs.djangoproject.com/en/stable/ref/models/querysets/#bulk-update
Example:
# get a pk: record dictionary of existing records
updates = YourModel.objects.filter(...).in_bulk()
....
# do something with the updates di...
Adding :default => true to boolean in existing Rails column
...
Also, as per the doc:
default cannot be specified via command line
https://guides.rubyonrails.org/active_record_migrations.html
So there is no ready-made rails generator. As specified by above answers, you have to fill manually your migration file with the change_column_default method.
You...
How to get error information when HttpWebRequest.GetResponse() fails
...Get<SomeResponseObject>(request);
if(response.StatusCode == HttpStatusCode.OK)
{
//do something with the response
console.Writeline(response.Body.Id); //where the body param matches the object you pass in as an anonymous type.
}else {
//do something ...
ICollection Vs List in Entity Framework
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Do I set properties to nil in dealloc when using ARC?
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What are Transient and Volatile Modifiers?
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