大约有 19,000 项符合查询结果(耗时:0.0158秒) [XML]

https://bbs.tsingfun.com/thread-1277-1-1.html 

怎样用app inventor连接终端的wifi热点。 - App Inventor 2 中文网 - 清泛I...

在不知道终端的端口与IP,只知道热点名称与密码情况下,可以连接上吗?我也下载了这个模块clientsocket,是不是还要增加其它模块才可以?使用Wifi拓展:https://puravidaapps.com/wifi.php   貌似可以实现,你可以自己先研究一...
https://bbs.tsingfun.com/thread-1912-1-1.html 

AppInventor2 文本输入框(TextBox)已支持文本变更事件,非常便于实时处理...

自 v2.70开始,文本输入框加入了文本变更事件: 效果如下: 同理,密码输入框组件也是一样的。
https://bbs.tsingfun.com/thread-2367-1-1.html 

MQTT接入EasyIoT平台 - 创客硬件开发 - 清泛IT社区,为创新赋能!

... 代码差别主要在:地址、端口不同,且使用用户名、密码认证(这里仅仅是演示,隐藏了部分,以实际为准),订阅主题使用上面新建的。
https://bbs.tsingfun.com/thread-2565-1-1.html 

本地SQLite实现注册登录功能 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

建表的SQL语句如下: CREATE TABLE user(username TEXT PRIMARY KEY, password TEXT); -------------- 最后提一下日志调试功能: 上面其实是用户密码信息,在日志控制台中能够输出便于调试查看。
https://bbs.tsingfun.com/thread-2877-1-1.html 

iOS Ad Hoc 和 App Store 区别 - App应用开发 - 清泛IT社区,为创新赋能!

... 后者:直接发布AppStore审核,无需添加设备,需要特殊密码。不生产ipa,直接走发布审核流程。(编译窗中的Short name不建议为空)The following devices are either already present and were not modified or contain invalid identifiers. UDID: A3F1C9E2-7B4D-...
https://bbs.tsingfun.com/thread-2974-1-1.html 

App Inventor iOS App编译全流程:7步搞定苹果签名上架(更新版) - App应...

...中完善应用信息并提交审核。首次使用需要生成应用专用密码,在App Inventor的"设置→App Store设置"中填入。 总结 整个流程需要7步:下载CSR → 创建证书 → 注册App ID → 添加设备 → 创建配置文件 → 上传构建 → 安...
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How do I change the data type for a column in MySQL?

... http://dev.mysql.com/doc/refman/5.1/en/alter-table.html ALTER TABLE tablename MODIFY columnname INTEGER; This will change the datatype of given column Depending on how many columns you wish to modify it might be best to generate a scri...
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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?

...SERT a row when it does not exist, or to UPDATE if it exists, using one MySQL query? 2 Answers ...
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MySQL Creating tables with Foreign Keys giving errno: 150

I am trying to create a table in MySQL with two foreign keys, which reference the primary keys in 2 other tables, but I am getting an errno: 150 error and it will not create the table. ...
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Change One Cell's Data in mysql

How can I change the data in only one cell of a mysql table. I have problem with UPDATE because it makes all the parameters in a column change but I want only one changed. How? ...