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App Inventor 2 中的“2”是什么意思？ - App Inventor 2 中文网 - 清泛IT...
...及新组件没有AI2多。
2、代码编辑器区别：AI1基于Java Web Start，需要安装Jre运行环境；AI2完全由Javascript开发，浏览器可直接运行，而不依赖任何环境。3、导出项目文件区别：AI1导出的项目是.zip文件；AI2导出的项目是.aia文件。
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App Inventor 2 中的“2”是什么意思？ - App Inventor 2 中文网 - 清泛网 ...
...及新组件没有AI2多。
2、代码编辑器区别：AI1基于Java Web Start，需要安装Jre运行环境；AI2完全由Javascript开发，浏览器可直接运行，而不依赖任何环境。3、导出项目文件区别：AI1导出的项目是.zip文件；AI2导出的项目是.aia文件。
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【可动态编辑表格】App Inventor 2 Dynamic Editable HTML Table - App应用...
...nitially designed to display data you might receive from a database table, starting with an id (primary key), and then the other data columns, for example data returned by a SELECT query from an sqlite/mysql database or similar dataset from a google sheet. Therefore it will not let you edit the id (...
BLE UUID是对的但连接闪退：java.lang.IllegalArgumentException: UUID str...
...a semantic change between Java 8 and 11 around UUIDs that went into affect starting with Android 14. I'll look at updating the BLE extension to be more robust to the Java 11 constraints.
来源：https://community.appinventor.mi ... android-14/124432/3
因此使用java11 编译出来的ble拓...
mobile location - App应用开发 - 清泛IT社区，为创新赋能！
...h Android Studio: Enter the phone number on the mobile screen, click OK to start the search, Using GPS with differential correction data to determine the current precise location of a mobile phone， accuracy of 5 meters, write the latitude and longitude in two text boxes after finding it, mark the ...
What are the main purposes of using std::forward and which problems it solves?
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Thanks for starting with concrete examples first and motivating the problem; very helpful!
– ShreevatsaR
Jan 30 '15 at 20:59
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mongoose vs mongodb (nodejs modules/extensions), which better? and why?
...e some simple apps, that have simple db structure similar to sql. When you start having subdocuments and want to make all those crazy queries i found it really hard with mongoose. You have to look at mongodb docs, then look at mongoose docs to find out how to make a query you want. Sometimes you wil...
How to set .net Framework 4.5 version in IIS 7 application pool
...l the async action methods I had created under the VS 11 Developer preview started hanging (apparently this issue: http://blogs.msdn.com/b/pfxteam/archive/2012/03/03/10277166.aspx ).
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Extract directory from path
...ach, and that's if you aren't certain that your path is fully-qualified to start with. If you have file=file.zip, dirname "$file" will return ., whereas ${file%/*} will return file.zip.
– Charles Duffy
Sep 21 '18 at 16:40
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Send email using java
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Properties props = new Properties();
props.put("mail.smtp.starttls.enable", "true");
props.put("mail.smtp.auth", "true");
props.put("mail.smtp.host", "smtp.gmail.com");
props.put("mail.smtp.port", "587");
Session session = Session.getInstance(props,
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