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【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...

....com/drive/f ... 0BGKOaa?usp=sharing(如打不开可以直接在附件中下载) 数据在行动1:使用柱状图和饼图收集数据跟踪我的情绪这个渐进式的指南告诉你如何创建一个App来跟踪你一周或一个月的情绪,并可视化数据。基于我们流行...
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Convert audio files to mp3 using ffmpeg

I need to convert audio files to mp3 using ffmpeg. 11 Answers 11 ...
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App Inventor 2 【源码】计算器 .aia 源码,有简单和混合两模式 - App In...

App Inventor 2 【源码】计算器 .aia 源码,有简单和混合两模式屏幕1:300+代码块。屏幕2:400+代码块。下载地址。 屏幕1:300+代码块。 屏幕2:400+代码块。 下载地址。 AppInventor,AppInventor2
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Crop MP3 to first 30 seconds

...t will slice to 30 seconds without transcoding: ffmpeg -t 30 -i inputfile.mp3 -acodec copy outputfile.mp3 The -acodec switch tells ffmpeg to use the special "copy" codec which does not transcode. It is lightning fast. NOTE: the command was updated based on comment from Oben Sonne ...
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How can I check the extension of a file?

... Assuming m is a string, you can use endswith: if m.endswith('.mp3'): ... elif m.endswith('.flac'): ... To be case-insensitive, and to eliminate a potentially large else-if chain: m.lower().endswith(('.png', '.jpg', '.jpeg')) ...
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7-Zip for 32/64位 v16.02 - 软件下载 - 清泛网 - 专注C/C++及内核技术

7-Zip for 32/64位 v16.027-Zip 64位7-Zip是一款拥有极高压缩比的开源压缩软件。中文版附加内容请访问 GitHub 查看。许可协议7-Zip是一款开源软件。大多数源代码都基于GNU L... 7-Zip 是一款拥有极高压缩比的开源压缩软件。 中文版附加...
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Accessing MP3 metadata with Python [closed]

How can I retrieve mp3 metadata in Python? 16 Answers 16 ...
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Playing .mp3 and .wav in Java?

How can I play an .mp3 and a .wav file in my Java application? I am using Swing. I tried looking on the internet, for something like this example: ...
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CruiseControl.Net 进行持续化集成 - IT产品资讯 - 清泛网 - 专注C/C++及内核技术

...CruiseControl.NET-1.3.0.2918,在首页的release栏中,便可以找到下载最新版CC.Net的连接,它是一款开源软件,你也可以在http://www.sf.net中找到它的源码和安装文件。如果你就是想使用CC.Net直接下载exe文件即可。下载后,在本地的安装过程...
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How do I download a file over HTTP using Python?

I have a small utility that I use to download an MP3 file from a website on a schedule and then builds/updates a podcast XML file which I've added to iTunes. ...