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Catch All Bugs with BugTrap! - 开源 & Github - 清泛网移动版 - 专注C/C++及内核技术
...Other enhancements - Tons of features/options added since last update. See app history for details
Introduction
Some time ago, I was working on a multi-tier application with quite complex logic. The application was handling medical information, and it was important to correctly synchronize dat...
What does inverse_of do? What SQL does it generate?
...any of the following options:
:through
:foreign_key
class Author < ApplicationRecord
has_many :books, inverse_of: 'writer'
end
class Book < ApplicationRecord
belongs_to :writer, class_name: 'Author', foreign_key: 'author_id'
end
a = Author.first
b = a.books.first
a.first_name == b.w...
How can I get all the request headers in Django?
...be the best way to get all the headers that the client sent to my Django application?
9 Answers
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Is there a vim command to relocate a tab?
...
This doesn't handle the wrapping case
– Andy Ray
Jun 13 '15 at 23:37
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show 5 more comments...
Best TCP port number range for internal applications [closed]
I work in a place where each of our internal applications runs on an individual Tomcat instance and uses a specific TCP port. What would be the best IANA port range to use for these apps in order to avoid port number collisions with any other process on the server?
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Collection was modified; enumeration operation may not execute
...
What's likely happening is that SignalData is indirectly changing the subscribers dictionary under the hood during the loop and leading to that message. You can verify this by changing
foreach(Subscriber s in subscribers.Values)
To
foreac...
Entity Framework Provider type could not be loaded?
... var x = typeof(System.Data.Entity.SqlServer.SqlProviderServices); Then my app worked
– Brian
Dec 19 '13 at 20:03
33
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No connection could be made because the target machine actively refused it?
...
If this happens always, it literally means that the machine exists but that it has no services listening on the specified port, or there is a firewall stopping you.
If it happens occasionally - you used the word "sometimes" - and ret...
Warning: mysql_connect(): [2002] No such file or directory (trying to connect via unix:///tmp/mysql.
I'm trying to connect to my MySQL DB with the Terminal on my Apple (With PHP).
17 Answers
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Change the color of a bullet in a html list?
... I have a list of links and the links already have a different color style applied to them anyway.
– Dave Haynes
Sep 16 '08 at 20:38
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