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AppInventor2如何实现播放视频并在上面显示两行文本字幕？ - App应用开发 -...
...在上面显示两行文本字幕？
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原生的视频播放器组件并无字幕功能，也不能和布局组件进行组合布局，实现不了文本叠加显示的效果。
只能使用视频播放拓展实现：https://bbs.tsingfun.com/thread-1719-1-1.html
拓展初始化在一...
On design patterns: When should I use the singleton?
The glorified global variable - becomes a gloried global class. Some say breaking object-oriented design.
19 Answers
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Check to see if a string is serialized?
....org/reference/functions/is_serialized
– Cédric Françoys
Feb 22 '19 at 8:57
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Using IQueryable with Linq
What is the use of IQueryable in the context of LINQ?
4 Answers
4
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水果vs蔬菜智能分类器 - EdgeML图像识别项目 · App Inventor 2 中文网
...术说明
开发环境准备
必需组件
环境要求
项目实现步骤
第一步：了解 Personal Image Classifier (PIC)
PIC扩展的主要功能：
与传统机器...
How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII
...ipedia articles, the most common non-ASCII characters are ·•–é°®’èö—. Based on this fact,
The bytes 0x92, 0x95, 0x96, 0x97, 0xAE, 0xB0, 0xB7, 0xE8, 0xE9, or 0xF6 suggest windows-1252.
The bytes 0x8E, 0x8F, 0x9A, 0xA1, 0xA5, 0xA8, 0xD0, 0xD1, 0xD5, or 0xE1 suggest MacRoman.
Count u...
How do you reverse a string in place in C or C++?
...it, nor the patience to use a hexeditor)
Examples:
$ ./strrev Räksmörgås ░▒▓○◔◑◕●
░▒▓○◔◑◕● ●◕◑◔○▓▒░
Räksmörgås sågrömskäR
./strrev verrts/.
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Pulse Secure解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...此时您应考虑为什么购买（或计划购买）基础设施的特定组件。许多不同类型的设备都可在接入控制环境中使用，但这不并等于它们能够良好地运行。在典型的接入控制解决方案，这一点在执行设备上最为常见，尤其
是联防部...
Pass a parameter to a fixture function
...pytest/issues/5712 and the related (merged) PR.
– Nadège
Feb 19 at 11:12
This was reverted github.com/pytest-dev/pyte...
Difference between datetime and timestamp in sqlserver? [duplicate]
What is the difference between Timestamp and Datetime SQL Server?
2 Answers
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