大约有 900 项符合查询结果（耗时：0.0060秒） [XML]
App Inventor 2 SQLite数据库教程 - 本地数据存储与查询 · App Inventor 2 中文网
...
when 按钮_查询全部.Click {
SQLite1.QuerySQL("SELECT * FROM users ORDER BY created_at DESC")
}
when SQLite1.OnResult(结果) {
// 结果是列表，每项是一个字典
var 显示 = ""
var i = 1
while i 0 {
var item = 列表第1项(结果)
var 学生ID = dictLookup(item, ...
AI2 Media Notification
...unction gradually switches everything down (display, CPU, WiFi, etc.). In order to bypass Doze mode effectively, it is necessary to create a foreground service. A lot of useful background information can be found in the ZEBRA Developer Portal: Keeping your Android application running when the dev...
数据结构与本地数据库 06：把卡片迁移到 SQLite · App Inventor 2 中文网
... = SQLite1.SelectSQL("SELECT id,question,answer,category,wrong FROM cards ORDER BY id", list())
var 已存编号 = SQLite1.SelectSQL("SELECT v FROM meta WHERE k=?",list("next_id"))
if length(已存编号) > 0 { 下个ID = max(下个ID, 已存编号[1] * 1) }
foreach 行 in 行们 {
listadd(卡片, m...
好物商店：参考淘宝的原生应用案例 · App Inventor 2 中文网
...组件：LayoutListView、Spinner、TinyDB。TinyDB 数据标签：cart、orders、address。两条路线的内部字段命名与列表绑定可以不同。
📱 真机验收步骤
从“项目 → 导入项目（.aia）”导入对应版本，连接 AI 伴侣或编译安装...
午餐预订：参考美团的原生应用案例 · App Inventor 2 中文网
...面、可编辑积木和实际资源。助手版的独立工程名为 LunchOrderAssistant，安装名称带“助手”，与技能版分开保存数据。两份最终文件均通过正式 Blockly 首次加载/保存重开、后台导入、APK 编译及业务流程检查。AI 伴侣和真机运行...
将Genymotion模拟器与App Inventor一起使用 · App Inventor 2 中文网
...些附加文档：
How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device?How to use adb with a Genymotion virtual device?How to solve the "failure install failed cpu api incompatible" error message when installing an APK file in Genymotion?How to copy virtual de...
App Inventor 2 百度网盘拓展：授权、文件列表、下载、上传 · App Inventor 2 中文网
...按修改时间倒序，取前 100 个。
ListFilesEx(dir,start,limit,order,desc,foldersOnly)
列出目录文件（完整参数）：从第 start 个开始取 limit 个（分页用）；order 为排序字段 time / name / size；desc 为真时倒序；foldersOnly 为真时只列目录。
Upl...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...his event, so it detects the rotation even when we do not intend it to. In order to solve this problem, we add a buffer when we detect $MotionEvent.ACTION_MOVE$, so that we only fire “rotation” when the positions of two fingers change above some threshold.
Figure 6. Block designed for Rotatio...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...his event, so it detects the rotation even when we do not intend it to. In order to solve this problem, we add a buffer when we detect $MotionEvent.ACTION_MOVE$, so that we only fire “rotation” when the positions of two fingers change above some threshold.
Figure 6. Block designed for Rotatio...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...his event, so it detects the rotation even when we do not intend it to. In order to solve this problem, we add a buffer when we detect $MotionEvent.ACTION_MOVE$, so that we only fire “rotation” when the positions of two fingers change above some threshold.
Figure 6. Block designed for Rotatio...