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How do I use pagination with Django class based generic ListViews?
..._data()
df = pd.DataFrame(list(self.model.objects.all().values()))
ipc = df.groupby('ip')['ip'].count().sort_values(ascending=False)
urlc = df.groupby('url')['url'].count().sort_values(ascending=False).to_dict()
ipc = tuple(ipc.to_dict().items())
urlc = tuple(urlc.items())
...
Can TCP and UDP sockets use the same port?
...ing connections on the original socket whilst simultaneously servicing multiple clients each of which will be triggering receive events on their own sockets.
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How to configure a HTTP proxy for svn
... @ErikMitchell: Create two versions of the config file and scripts which allow you to switch. Read your OSs docs how to hook into the network discovery mechanism and execute the correct script when your laptop notices where it is.
– Aaron Digulla
O...
What is SaaS, PaaS and IaaS? With examples
...sk image library, block and file-based storage, firewalls, load balancers, IP addresses, virtual local area networks etc.
Examples: Amazon EC2, Windows Azure, Rackspace, Google Compute Engine.
PaaS (Platform as a Service), as the name suggests, provides you computing platforms which typically incl...
NASM x86汇编入门指南 - C/C++ - 清泛网 - 专注C/C++及内核技术
...库文件一起生成可执行文件
4.运行程序，先改变权限：chmod +x hello ,然后输入./hello,如果一切正常，你将会看到屏幕上打印出的Hello World!
五、更多的高级概念
在往下继续之前，你可能想知道上面例子中equ $-hello语...
How do ports work with IPv6?
Conventional IPv4 dotted quad notation separates the address from the port with a colon, as in this example of a webserver on the loopback interface:
...
What is the difference between OpenID and SAML?
...e of federation. In SAML federations, an account should be a 1:1 relationship with a single person with a current relationship with the IdP "asserting" both the user authentication and authorisation. Entities operating IdPs in a federation must comply with governance around account currency and ver...
Mac OSX Lion DNS lookup order [closed]
... the hosts file, I have found that in some circumstances, Lion queries the IPv6 address for a domain if it senses that a domain is unreachable over the IPv4 network.
I discovered this when I noticed some ads that I had never seen before on Snow Leopard because I had redirected the ad domains to 127...
Practical non-image based CAPTCHA approaches?
...rflow. This is necessary to prevent bots, spammers, and other malicious scripted activity. We only want human beings to post or edit things here!
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Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...e to do either.
不默认，但它是可能的。 PDF.js运行具有相同权限的任何其他JavaScript代码，这意味着它不能跨出自身请求（见同根同源的政策和示例） 。有一些可能的方法来解决这个问题，如使用CORS (seealso unsafe headers issue and Access-...