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构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...这些异常状态的请求进行单独渠道的处理，甚至暂时自动禁止这些异常的业务模块。
有些请求的失败可能是偶然的暂时的失败(比如网络不稳定)，需要进行请求重试的考虑。
5) 资源释放
系统的资源是有限的，在使用资源时，...
Dynamically adding a form to a Django formset with Ajax
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Brilliant – thank you. Makes excellent use of the available Django helpers (like empty_form), which I appreciate.
– BigglesZX
Jun 14 '19 at 18:53
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WatiN or Selenium? [closed]
... creation tools are independent projects; there are 2 that I know of: Wax (Excel based, hosted on CodePlex) and WatiN Test Record (hosted on SourceForge). Neither is as robust as Selenium IDE.
Very good IE support. Can attach and detach to/from running instances. Can access native window handles et...
How to detect the swipe left or Right in Android?
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excellent implementation, I've used the first option and also added support for onTouch, so I have next previous and onTouch covered, thanks!
– ziniestro
Apr 12 '17 at 1:42
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Limit file format when using ?
...n/vnd.openxmlformats-officedocument.spreadsheetml.sheet,application/vnd.ms-excel" />
[Edge (EdgeHTML) behavior: The file type filter dropdown shows the file types mentioned here, but is not the default in the dropdown. The default filter is All files (*).]
You can also use asterisks in MIM...
Do browsers parse javascript on every page load?
...assume that they are. If anyone can find supporting evidence for this then excellent.
EDIT:
It's been pointed out that Mozilla developer Boris Zbarsky has stated that Gecko does not cache compiled scripts yet. Taken from this SO answer.
Safari : JavaScriptCore/SquirelFish Engine
I think that t...
Difference between binary semaphore and mutex
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Thanks for the link, the explanations there are excellent. The link has changed: feabhas.com/blog/2009/09/… (Use < Prev and Next > to navigate to the other two articles.
– Aaron H.
May 13 '10 at 23:03
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How do I put double quotes in a string in vba?
...; CHR(34) & CHR(34) & ",Sheet1!A1)"
*Note: CHAR() is used as an Excel cell formula, e.g. writing "=CHAR(34)" in a cell, but for VBA code you use the CHR() function.
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u'\ufeff' in Python string
... Had this same issue with the csv DictReader reading a csv file saved from Excel.
– LArntz
Oct 4 '19 at 14:01
1
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Dark theme in Netbeans 7 or 8
...ns beyond Darcula to use IntelliJ – both IntelliJ and NetBeans are truly excellent and amazing products.]
This NetBeans plugin is itself open-source as well.
Installation
Comes in two parts:
A plugin
A Fonts & Colors profile
Plugin
The plugin Darcula LAF for NetBeans is easily availab...