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What is the difference between '/' and '//' when used for division?
... division
// --> Floor division
Lets see some examples in both python 2.7 and in Python 3.5.
Python 2.7.10 vs. Python 3.5
print (2/3) ----> 0 Python 2.7
print (2/3) ----> 0.6666666666666666 Python 3.5
Python 2.7.10 vs. Python 3.5
print (4/2) ----> 2 ...
Tokumx 副本集（集群）全攻略 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...查看同步详情。（详细参见：https://www.tsingfun.com/it/bigdata_ai/335.html）
仲裁节点（投票）：一个虚拟的从库（不可作为主库），不同步任何数据。
程序连接Mongo集群：不能单独连接从库，主库可以。
查看状态：
./mongo
rs.statu...
最新升级了AI2Starter4.6，使用三星手机样式，提升显示分辨率 - App Invent...
最新版下载点这里：https://www.fun123.cn/reference/creative/ai2_starter.html
之前的样式及分辨率：
最新版样式及分辨率：
Appinventor的人工智能组件在哪里？ - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...hatBot”及“ImageBot”组件。
都是调用ChatGPT，第一个是AI对话，第二个是AI绘图。
更多指导，请查看中文文档：https://www.fun123.cn/reference/ ... mental.html#ChatBot
另外，除了调用ChatGPT外，还有很多拓展可以自行训练AI数据集，自...
加入bbs.tsingfun.com社区，学习更多AI2知识 - 微思想区 - 清泛IT社区，为创新赋能！
加入bbs.tsingfun.com社区，学习更多AI2知识
希望能多发一些AI应用的文章和材料 - 用户反馈 - 清泛IT社区，为创新赋能！
希望能多发一些AI应用的文章和材料
What is the Difference Between read() and recv() , and Between send() and write()?
...that recv()/send() work only on socket descriptors and let you specify certain options for the actual operation. Those functions are slightly more specialized (for instance, you can set a flag to ignore SIGPIPE, or to send out-of-band messages...).
Functions read()/write() are the universal file de...
Use 'import module' or 'from module import'?
...<module 'os' from '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/os.pyc'>
>>> sys.modules['os.path']
<module 'posixpath' from '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/posixpath.pyc'>
Check globals() and locals() namespace...
How to update Python?
I have version 2.7 installed from early 2012. I can't find any consensus on whether I should completely uninstall and wipe this version before putting on the latest version.
...
How to install both Python 2.x and Python 3.x in Windows
...heir installers) versions of Python on Windows 7 (for me work with 3.3 and 2.7).
Follow the instuctions below, changing the parameters for your needs.
Create the following environment variable (to default on double click):
Name: PY_PYTHON
Value: 3
To launch a script in a particular interprete...