大约有 40,000 项符合查询结果(耗时:0.0287秒) [XML]

https://bbs.tsingfun.com/thread-1905-1-1.html 

终于等到!AppInventor2 中文网已升级v2.72,全面支持Android 14 - App Inv...

...从 Google Play 商店和 ai2.appinventor.mit.edu(版本 2.72u)直接下载。 此版本中的关键变化是将 Android SDK 目标升级到 34,与 Android 版本 14 一致。此更新至关重要,因为在 2024 年 8 月 31 日之后,在 Google Play 商店中添加或更新应用时必...
https://www.fun123.cn/referenc... 

App Inventor 2 TextboxUtil 扩展:消除输入框焦点(光标) · App Inventor 2 中文网

...”按钮,这时调用拓展消除输入框的焦点: .aix 拓展下载: com.gordonlu.textboxutil.aix TextBoxToolsv3 拓展也能实现,具体请自行研究。 切换 目录 提交反...
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FlashLight 拓展:打开/关闭手机手电筒/闪光灯 · App Inventor 2 中文网

...展 打开/关闭手机手电筒/闪光灯。 .aix 拓展下载: cn.fun123.FlashLight.aix 属性 无 事件 无 方法 IsOn() 获取手电筒当前状态 Off() 关闭手电筒 On() 打开...
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Screenshot 拓展:截取手机屏幕 · App Inventor 2 中文网

... Screenshot 拓展 截取手机屏幕。 .aix 拓展下载: cn.fun123.Screenshot.aix 属性 FileName 设置截屏图片的名称。 事件 AfterScreenshot(image) 截屏完成后触发此事件,参数给出图...
https://www.tsingfun.com/it/tech/1713.html 

phpcms v9内容页/下载页更新时间(updatetime)为空的解决方法 - 更多技术 ...

phpcms v9内容页/下载页更新时间(updatetime)为空的解决方法这是由于模型管理中字段的设置不正确导致。updatetime原本应该设置为int(10)类型,可能由于什么原因被设置成了datetime类型(可以查看数...这是由于模型管理中字段的...
https://www.tsingfun.com/it/bigdata_ai/422.html 

MongoDB数据导出导入工具:mongoexport,mongoimport - 大数据 & AI - 清泛...

... line -k [ --slaveOk ] arg (=1) use secondaries for export if available, default true 参数说明: -h: 指明数据库宿主机的IP -u: 指明数据库的用户名 -p: 指明数据库的密码 -d: 指明数据库的名字 -c: 指明collection的名字 -f: 指明要导出那些...
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How to change the CHARACTER SET (and COLLATION) throughout a database?

... Do you really need to use "ALTER TABLE <table_name> MODIFY <column_name> ...". According to dev.mysql.com/doc/refman/5.5/en/alter-table.html it seems "ALTER TABLE <table_name> CONVERT TO CHARACTER SET ..." also chan...
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如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...g algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply l...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...g algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply l...
https://www.tsingfun.com/it/bi... 

如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...g algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply l...