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想试着做一个间歇运动的计时器 - App应用开发 - 清泛IT社区，为创新赋能！
本帖最后由 碳水哥斯拉 于 2025-05-08 23:37 编辑
用deepseek生成了代码 使用AI2 遇到了问题
to formatTime seconds
set minutes to (seconds / 60)
set secs to (seconds - (minutes * 60))
return join strings( padZero(minutes), ":",...
Modbus硬件控制01——什么是Modbus - 创客硬件开发 - 清泛IT社区，为创新赋能！
本帖最后由 mzb2012 于 2025-06-19 12:37 编辑
Modbus算是嵌入式领域比较经典一种通信协议，不管你是初学者，还是工作多年的工程师，都很有必要了解一下。1.什么是Modbus?1.什么是Modebus它是一个Bus，即总线协议。比如串口协议、IIC...
Modbus硬件控制02——modbus继电器 - 创客硬件开发 - 清泛IT社区，为创新赋能！
本帖最后由 mzb2012 于 2025-07-15 12:26 编辑
一、概述
该模块是一款以专用集成电路为核心的经济型MODBUS-485继电器模块,实现了标准MODBUS-485通信功能。它可以与9V，12V或24V电压配合使用。本模块支持所有常见波特率、停止位和校验...
Async Image Loader Extension：异步图像加载器扩展 - App Inventor 2 拓展...
... Version: 5.0
Minimum API Level: 7
Updated On: February 18, 2025 (Calcutta)
Built & documented using: [color=var(--tertiary)]FAST-CLI 12Event:[size=15.008px]AsyncImage has total 1 event. OnError[size=15.008px][size=15.008px]Event raised when an error occurs while loading an imag...
Creating a dynamic choice field
..._from_request(self.request)
for l in get_all_choices().filter(user=user_id):
admin = 'y' if l in self.core else 'n'
choice = (('%s_%s' % (l.name, admin)), ('%s' % l.name))
self.affiliated_choices.append(choice)
super(SupportForm, self).__init__(*ar...
How to delete all the rows in a table using Eloquent?
...rom my model using the whereIn method: $itemsAllContentIDs = Item::where('user_id', $userId)->pluck('item_content_id')->all(); ItemsContent::whereIn('id', $itemsAllContentIDs)->delete();
– Keith DC
Nov 3 '16 at 7:24
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大数据能否拯救中国足球？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...号文”，将体育产业上升为“国家战略”。文件指出，到2025年，中国体育产业总规模将超过5万亿元。而今年4月《中国足球中长期发展规划》的发布不仅意味着2016年将是体育、足球的大年，更意味着中国体育、足球产业将迎来...
Ordering by the order of values in a SQL IN() clause
...
Ans to get sorted data.
SELECT ...
FROM ...
ORDER BY FIELD(user_id,5,3,2,...,50) LIMIT 10
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An item with the same key has already been added
...erId { get; set; }
}
public class Model : BaseViewModel
{
public int User_Id { get; set; }
}
Now it is working fine.
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Approximate cost to access various caches and main memory?
...
Just for a sake of 2020's review of the predictions for 2025:
The last about 44 years of the integrated circuit technology, the classical (non-quantum) processors evolved, literally and physically "Per Aspera ad Astra". The last decade has evidenced, the classical process has got...