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为AppInventor2开发自己拓展(Extension) - App Inventor 2 拓展 - 清泛IT社区,为创新赋能!

...展?App Inventor 2 是积木式在线安卓开发环境,利用拖拽式方式实现代码块堆叠,从而完成相应逻辑。上手很容易,但是由于代码块提供功能有限,使用比较单一,在开发上有很大局限性,但是它提供了拓展Extension特性,...
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Attach a file from MemoryStream to a MailMessage in C#

...tem.Net.Mime.MimeTypeNames like System.Net.Mime.MediaTypeNames.Application.Pdf Based on Mime Type you need to specify correct extension in FileName for instance "myFile.pdf" share | improve this an...
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How to download all files (but not HTML) from a website using wget?

... To filter for specific file extensions: wget -A pdf,jpg -m -p -E -k -K -np http://site/path/ Or, if you prefer long option names: wget --accept pdf,jpg --mirror --page-requisites --adjust-extension --convert-links --backup-converted --no-parent http://site/path/ This ...
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Execute a command line binary with Node.js

...ec: var exec = require('child_process').exec; var cmd = 'prince -v builds/pdf/book.html -o builds/pdf/book.pdf'; exec(cmd, function(error, stdout, stderr) { // command output is in stdout }); If you need to use handle process I/O with streams, such as when you are expecting large amounts of ou...
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How do I determine file encoding in OS X?

...lla OSX Yosemite, it yields more precise results than "file -I": $ file -I pdfs/udocument0.pdf pdfs/udocument0.pdf: application/pdf; charset=binary $ vic pdfs/udocument0.pdf latin1 $ $ file -I pdfs/t0.pdf pdfs/t0.pdf: application/pdf; charset=us-ascii $ vic pdfs/t0.pdf utf-8 ...
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交作业 - App Inventor 2 中文网 - 清泛IT论坛,有思想、有深度

...:       一课讲是关于“撸猫”简单程序,作业中没有使用加速度传感器,而是增加了“狗”以及猫和狗之间切换程序,点击按钮二与按钮三即可切换。 标题尽量写详细一些哦,主题分类选“作品提交”哟...
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Capture HTML Canvas as gif/jpg/png/pdf?

...ible to capture or print what's displayed in an html canvas as an image or pdf? 12 Answers ...
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oracle10g 网址收藏 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术

oracle10g 网址收藏载OTN上这些软件,你需要一个OTN免费帐号,不过如果通过迅雷进行下载,就不用登陆OTN了:Oracle Database 10g Release 2 (10.2.0.1....载OTN上这些软件,你需要一个OTN免费帐号,不过如果通过迅雷进行下载,就不用登...
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App Inventor 2 图片打水印如何实现? - App Inventor 2 中文网 - 清泛网 -...

App Inventor 2 图片打水印如何实现?问:图片水印这个问题,你们这个功能能做不?答:1、水印是可以通过画布,叠加一个图片,再画布.保存实现。2、通过拓展实现:ImageUtil 拓展。问:图片水印这个问题,你们这个功能能...
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APP INVENTOR硬件交互学习教程03——巧借arduino nano 配置HC-05 - 创客硬...

...口波特率9600,数据位8,停止位1 2.arduino nano波特率转换程序,它实现波特率转换,下载程序到板子。 #include <SoftwareSerial.h> SoftwareSerial EEBlue(12, 10); // RX | TX void setup() {   // initialize both serial ports:   Serial...