Python Packet

As a concept, regular expressions are not unique to Python. However, the regular expression in Python still has some minor differences in actual use. This article is part of a series of articles about Python regular expressions. In the first article in this series, we will focus on how to use regular expressions in Python and highlight some of the unique features in Python. We'll cover some of the ways Python searches and locates strings. Then we talk about how to use groupings to handle me ...

Awareness of the entire http://www.aliyun.com/zixun/aggregation/11116.html "> Site map is as follows: Know almost is a very few websites developed using Python, but also a lot of places we learn, From Knowing so that we can also understand some of the new WEB technology. First, the Python framework Knowing the current use of the Tornado framework. Tornado full name Tornado Web Ser ...

The term "cloud computing" is already familiar to us, from Web 2.0 meetings to the emergence of industry giants in corporate architecture meetings and on the record paper of startup developers. What is now the most asked question is, what is cloud computing? Just like many other things in this business, our answers to this question are always different. Rod Boothby interviewed a few people at the Web 2.0 Expo and made a small video. Kevin Marks, Googl ...

"51CTO exclusive feature" 2010 should be remembered, because the SQL will die in the year. This year's relational database is on the go, and this year developers find that they don't need long, laborious construction columns or tables to store data. 2010 will be the starting year for a document database. Although the momentum has been going on for years, now is the age when more and more extensive document databases appear. From cloud-based Amazon to Google, a number of open-source tools, along with the birth of Couchdb and MongoDB. So what ...

"Guide" This article from a black guest readme: When the next door girl router, when I do the router to rub on the network, I will have the risk of being black? In fact, this question can be used to understand: after the net, what can be done? In life, many people's gossip mind is very strong, So strong that it even scares people. 　　The following article hopes to let you have a understanding of the rub net. ============================== can actually understand this problem as ...

Opendaylight Open Source http://www.aliyun.com/zixun/aggregation/13868.html "> Software definition Network [note] (sdn[note]) project was founded under the sponsorship of the Linux Foundation, The project launched its first open source version of ――hydrogen in less than a year, and after one months of its launch, Opendaylight has been rolling out a later version of ――heli ...

WebSockets is a HTML5 feature that provides a Full-duplex channel to a single TCP connection. Its continuous connection function makes it possible to build a B/S mode real-time application. WebSockets are often used in Web applications with chat capabilities. The following picture is very apt to illustrate an apt attack using the websockets:498) this.width=498 ' OnMouseWheel = ' javascript:return big (This) ' ...

India's unique identification project (also known as the Aadhar Plan), which recently completed the collection of demographic and biometric data, is currently the largest of its kind in the world. The project, which has been in operation for several years, has been subject to conflicting voices from all sides, from privacy and security to other sources. At the same time, the latest developments in the Aadhar project have raised concerns about its methods of capturing, storing, and managing data, especially an American start-up company, Mongo ...