大约有 30,000 项符合查询结果(耗时:0.0660秒) [XML]

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Creating a dynamic choice field

...passing the user to the form init class waypointForm(forms.Form): def __init__(self, user, *args, **kwargs): super(waypointForm, self).__init__(*args, **kwargs) self.fields['waypoints'] = forms.ChoiceField( choices=[(o.id, str(o)) for o in Waypoint.objects.filter(use...
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7款在线思维导图制作网址及相关介绍 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...个图标节点添色,还可以转换为图像,还有自定义图标,连接功能、附件功能等等... . 功能: * 很方便的引用思维导图 * 可打印图形 * 集成在线聊天 (Google Talk) * 支持键盘快捷键 * 拖放操作 ...
https://bbs.tsingfun.com/thread-1165-1-1.html 

App Inventor 2 手机AI伴侣进行测试时,为啥进度条卡在10%就一直不动? - A...

...版本的已经没有这个限制了,不在同一局域网内也能正常连接测试,大家可以体验试试{:8_378:}。原理详见:https://bbs.tsingfun.com/forum.php?mod=viewthread&tid=1411
https://bbs.tsingfun.com/thread-1621-1-1.html 

Arduino控制RGB三色LED灯实验、程序代码、连线图、仿真 - 创客硬件开发 - ...

...了。占空比:高电平与低电平持续时间之比。 硬件电路连接Arduino引脚RGB LED(共阴极)D11RD10BD9GGNDGND 所需器件名称数量电阻3RGB LED灯1Arduino UNO开发板1 控制代码 /*运行环境:Arduino 1.8.19*/ #define GREEN 9 #define BLUE 10 #define RED 11 int r...
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BLE &APP交互学习教程01——下发指令 - 创客硬件开发 - 清泛IT社区,为创新赋能!

BLE模块性价比高,无需配对就可以连接使用,从本节开始,我们着重来学习使用BLE控制和显示。 1.界面设计 2.逻辑设计 3.APP工程 4.下位机工程 {:8_381:}
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文本朗读器BUG - App应用开发 - 清泛IT社区,为创新赋能!

是不是文本朗读器有BUG,使用AI助手连接,使用是正常的,打包为APK就没有声音了{:8_364:}目前已知,miui系统的小米手机是有这个问题的,其他手机正常,原因目前未知。 https://bbs.tsingfun.com/forum.p ... id=2097&fromuid=810
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JSON to pandas DataFrame

... Error. You should pass the file contents (i.e. a string) to json.loads(), not the file object itself - json.load(train_file.read()) – Vasin Yuriy Nov 1 '19 at 12:12 ...
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How do I add the contents of an iterable to a set?

...rt Timer a = set(range(1, 100000)) b = list(range(50000, 150000)) def one_by_one(s, l): for i in l: s.add(i) def cast_to_list_and_back(s, l): s = set(list(s) + l) def update_set(s,l): s.update(l) results are: one_by_one 10.184448844986036 cast_to_list_and_back 7.96925...
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Python 3 turn range to a list

... Why does it give an error in jupyter notebook and working fine in shell? Error: 'range' object is not callable – subtleseeker Sep 29 '18 at 15:01 ...
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How can I check if an ip is in a network in Python?

...otted quad string to long integer" return struct.unpack('L',socket.inet_aton(ip))[0] def networkMask(ip,bits): "Convert a network address to a long integer" return dottedQuadToNum(ip) & makeMask(bits) def addressInNetwork(ip,net): "Is an address in a network" return ip &...