satomic的博客

pip的源阿里云的pip源，配置到自己电脑里面的pip.ini中即可，当然，如果直接访问下载whl包自己安装的话，也不是不可以。另外，这个如果仅仅访问阿里源，其实也有很多意想不到的有意思的东西。

let’s see the code below #coding=utf-8 import codecs import json def load_json(json_file="test.json"): with open(json_file, "r") as f: return eval(f.read()) def save_json(json_dict, ...

菜鸟教程详细教程 # coding=utf-8 import pymongo from pymongo import MongoClient from datetime import datetime import traceback class MongodbClient(object): """ for details: http://www.runoob.com...

背景说明： name sex age sakura f 17 yuki f 16 naka f 16 suzumi m 17 希望基于age为第一key，sex为第二key统计学生数目，得到如下数据 17 f 1 17 m 1 16 f 2 其实此数据可以通过字典表达，即为 { ...

pre notice to visit the orignal article, please click here A gentle guide to deep learning object detection things need to be clarified: the cv2 version must be 3.3+, no metter python2 or pytho...

here I’ll tell you how to use the mnist caffemodel with opencv-python 3.3+ 1. transport the vaild files from caffe container to workdir the valid files are the two files marked with red rectangl...