大约有 7,000 项符合查询结果(耗时:0.0203秒) [XML]

https://www.tsingfun.com/down/... 

01_Real Application Clusters Overview - 文档下载 - 清泛网 - 专注C/C++及内核技术

...:存储、集群管理 用户等效性:两台机器数据交换不用密码 *996K
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://stackoverflow.com/ques... 

Sqlite or MySql? How to decide? [closed]

...buffer parts of your 1Tb database in your 32G of memory. You need to use mysql or some other server-based RDBMS. Note that MySQL is not the only choice and there are plenty of others which might be better for new applications (for example pgSQL). Sqlite is a very, very nice piece of software, bu...
https://stackoverflow.com/ques... 

Get Insert Statement for existing row in MySQL

Using MySQL I can run the query: 15 Answers 15 ...
https://stackoverflow.com/ques... 

MySQL select 10 random rows from 600K rows fast

...imple, to gaps, to non-uniform with gaps. http://jan.kneschke.de/projects/mysql/order-by-rand/ For most general case, here is how you do it: SELECT name FROM random AS r1 JOIN (SELECT CEIL(RAND() * (SELECT MAX(id) FROM random)) AS id) ...
https://stackoverflow.com/ques... 

How to create relationships in MySQL

... to do what the rest of the class is doing, but with raw SQL commands with MySQL instead of using Access. 8 Answers ...
https://stackoverflow.com/ques... 

String concatenation in MySQL

I am using MySQL and MySQL Workbench 5.2 CE. When I try to concatenate 2 columns, last_name and first_name , it doesn't work : ...
https://www.fun123.cn/reference/info/vip.html 

VIP会员中心 · App Inventor 2 中文网,少儿编程陪伴者

... 我家孩子在App Inventor 2 中文网的少儿编程课程中学到了如何设计自己的App,现在他已经可以独立开发一些简单的小应用了。很高兴看到他对于编程的兴趣和自信的提升! ...