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Teachable Machine 图像分类扩展 · App Inventor 2 中文网
...巴西圣卡塔琳娜联邦大学（UFSC）的”学校计算”（Computação na Escola）项目团队开发，基于 PIC（Personal Image Classifier）扩展构建。
扩展支持导入通过 Google Teachable Machine 创建并导出为 TensorFlow.js（上传至 Google Cloud）的机器学习模...
How can I check if an ip is in a network in Python?
Given an ip address (say 192.168.0.1), how do I check if it's in a network (say 192.168.0.0/24) in Python?
27 Answers
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【持续更新】App Inventor 2 中文拓展一览 - App Inventor 2 中文网 - 清泛...
...项目文件中提取.aix拓展包
中文网拓展
【剪贴板】 Clipboard 拓展：实现剪贴板的复制粘贴功能
【短信平台接入】 AliSms 拓展：阿里云短信平台接入，短信验证码
【设备信息】 PhoneInfo 拓展：获取手机等设备软硬件、版本等...
Ruby: How to get the first character of a string
How can I get the first character in a string using Ruby?
13 Answers
13
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Simplest way to detect a mobile device in PHP
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Here is a source:
Detect Mobile Browser
Download PHP script
Code:
<?php
$useragent=$_SERVER['HTTP_USER_AGENT'];
if(preg_match('/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|n...
How to reset db in Django? I get a command 'reset' not found error
... edited May 14 at 12:17
Håken Lid
15.9k77 gold badges3535 silver badges5555 bronze badges
answered Aug 30 '13 at 22:06
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搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...ctions on port 28017
mongodb默认自带提供了web访问接口，通过 IP + 端口的形式可以访问。
http://192.168.0.1:28017/
二、主从模式。使用mysql数据库时大家广泛用到，采用双机备份后主节点挂掉了后从节点可以接替主机继续服务。所以这...
How to remove the first character of string in PHP?
How to use PHP , Remove the first character :
13 Answers
13
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Linking R and Julia?
...ulia, though, I am curious what facilities there are for embedding Julia snippets in R code.
8 Answers
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Best way to create unique token in Rails?
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I use this to obfuscate IP addresses when sending the "client id" to Google Analytics' measurement protocol. It's supposed to be a UUID, but I just take the first 32 chars of the hexdigest for any given IP.
– thekingoftruth
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