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Implementing IDisposable correctly
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edited Dec 10 '19 at 16:29
wonea
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How to filter a dictionary according to an arbitrary condition function?
...on 2.7 and up, you can use a dict comprehension:
{k: v for k, v in points.iteritems() if v[0] < 5 and v[1] < 5}
And in Python 3:
{k: v for k, v in points.items() if v[0] < 5 and v[1] < 5}
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What is an example of the simplest possible Socket.io example?
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Edit: I feel it's better for anyone to consult the excellent chat example on the Socket.IO getting started page. The API has been quite simplified since I provided this answer. That being said, here is the original answer updat...
Multiple DB Contexts in the Same DB and Application in EF 6 and Code First Migrations
I'm new to Entity Framework. I am trying to setup an MVC Application what uses EF 6. I am using Code First Migrations. I am using Areas in the app and would like to have different DbContexts in each area to break it up. I know EF 6 has ContextKey, but I can't find complete information on how to use ...
C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升
...pt.ocx) is fun to use and at the same time how C++ developers reacted when it's time to use. Maybe the extension (.ocx) make them feel, it's visual basic! In this article, I would like to remove those frontiers and give some new reasons for C++ developers to use it.
Description
To use either VBScr...
C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升
...pt.ocx) is fun to use and at the same time how C++ developers reacted when it's time to use. Maybe the extension (.ocx) make them feel, it's visual basic! In this article, I would like to remove those frontiers and give some new reasons for C++ developers to use it.
Description
To use either VBScr...
C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升
...pt.ocx) is fun to use and at the same time how C++ developers reacted when it's time to use. Maybe the extension (.ocx) make them feel, it's visual basic! In this article, I would like to remove those frontiers and give some new reasons for C++ developers to use it.
Description
To use either VBScr...
C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升
...pt.ocx) is fun to use and at the same time how C++ developers reacted when it's time to use. Maybe the extension (.ocx) make them feel, it's visual basic! In this article, I would like to remove those frontiers and give some new reasons for C++ developers to use it.
Description
To use either VBScr...
C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升
...pt.ocx) is fun to use and at the same time how C++ developers reacted when it's time to use. Maybe the extension (.ocx) make them feel, it's visual basic! In this article, I would like to remove those frontiers and give some new reasons for C++ developers to use it.
Description
To use either VBScr...
How to retry after exception?
I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
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