In Golang, the network protocol has been encapsulated very well, want to write a socket server, we do not need to like other languages for socket, bind, listen, receive and so on a series of operations headache, As long as the use of Golang in the
I have heard that requests's library is strong, but has not contacted, today contacted a bit, found before using URLLIB,URLLIB2 and other methods are really too rubbing ...
Here to write some simple use preliminary as a record
This article
Reply content:Because there is only Java and Python in the Open class that comes in translation. No matter what the situation in foreign countries, the introduction of C + + is really unscientific. And the data structure behind, the composition
Reply content:Nginx is the server, web.py is the Web application framework.
In short, the former encapsulates the processing of network IO, the latter is responsible for the specific application of the logic, solve the problem is not the same.
first, Python implements the Web server
Web development must first have a Web server. such as Apache, but in the development phase it is best to have a simple and convenient development server,Easy to restart for debugging, and so on after the
Let's give a four-man Group A definition of decorator mode: Dynamically adding some extra responsibilities to an object.
Again, the benefits of this model: Authentication, permissions check, log, check parameters, lock, and so on, and so on, and so
9.12 @ Shanghai;
9.13 @ guangzhou;
9.19 @ Beijing;
Home-Pycon China
Reply content:Spit Trough Shanghai Field, this year fares rose, posture level instead of decline, disappointment, visual next year will not participate again.
The first
about MongoDB
MongoDB is a database based on distributed file storage. Written by the C + + language. Designed to provide scalable, high-performance data storage solutions for WEB applications.
MongoDB is a product between a relational database and
Recently began to learn Python language, learned "with children to learn programming", read the official tutorial. Now is looking at the Chinese version of the "Learn Python", I feel this book is really too much, more like a reference book, learning
Python jumps out of the loop using the Continue statement, and break jumps out of the loop. The continue statement is used to tell Python to skip the remaining statements of the current loop, and then proceed to the next round of loops. The continue
Implemented a simple version of the Logging.config, support the general configuration through the config file.
There is a better way to feel, and it is to use the Logging.config.fileConfig (Log_config_file) method to read it and modify it by
For example, range (1,5), which actually contains only 1,2,3,4 even range (0,6,2), does not contain 6. If the number is not in range, what is the meaning of this number in range? Array starting at 0 I have endured, range does not contain an upper
Intranet hosts are automatically assigned IP address, sometimes need to look under the IP in use, wrote a simple script.
Linux and Windows can be used, multi-threaded to ping1-255 all addresses, inefficient, about 2 minutes. Just make it and use it.
Later thought of himself Delphi has a code to get pinyin. and found it. Look at the code below:
The code is as follows:
function Get_hz_pywb (hzstr:string; pytype:integer):
Full code Download: Http://xiazai.bitsCN.com/201407/tools/python-migong.rar
Recently, the generation algorithm of the maze was studied, and then a simple online maze game was done. The game address and the corresponding open source project address
Import OS
Os.os.listdir (PATH)
And then one of the analysis files and directories
With the clever combination of the DOS command dir, it is easy to do this, look at the example
Get all file methods under directory
cmd = "dir/a-d/b"
List_file =
Search Tool
The first step after determining a task is to find a library to work with. XLRD, XLWT, Xlutils are listed on Python Excel, but
They're older, XLWT don't even support Excel after version 07Their documents are not very friendly, may need
UDP is widely used in network applications that need to transmit data to each other, such as the UDP protocol used by QQ. In the case of poor network quality, packet loss is very serious when using UDP protocol, but UDP consumes less resources,
For Loop
Earlier in this series, "Explore Python, part 5th: Programming with Python" discusses the IF statement and the while loop, discusses compound statements, and appropriately indents Python statements to indicate the relevant Python code
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