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How to programmatically take a screenshot on Android?
...ogrammatically, you can run adb shell /system/bin/screencap -p /sdcard/img.png as below
Process sh = Runtime.getRuntime().exec("su", null,null);
OutputStream os = sh.getOutputStream();
os.write(("/system/bin/screencap -p " + "/sdcard/img.png").getBytes("ASCII"));
os.flush();
os.close();
sh.waitFor(...
Reference: mod_rewrite, URL rewriting and “pretty links” explained
...ind the image on another domain
RewriteCond %{REQUEST_URI} \.(jpg|jpeg|gif|png)$ [NC]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule (.*)$ http://www.example.com/$1 [L]
This is slightly less common, but is a good example of a rule that doesn't execute if the fi...
How to show particular image as thumbnail while implementing share on Facebook?
...e" content="http://siim.lepisk.com/wp-content/uploads/2011/01/siim-blog-fb.png" />
Source: Facebook Share
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GIF Animated 扩展：可点击透明背景动画GIF播放器 · App Inventor 2 中文网
...f的话，设计视图中图片预览会展示动图，但是通过AI伴侣测试或编译成apk真机测试，就会发现图片不会动，只会展示静态图片。那么问题来了，如何展示动图/动画效果呢？有2种思路参考这里。
当然，也可以使用本文介绍的这...
File input 'accept' attribute - is it useful?
...
I needed to accept JPG, PNG, GIF, PDF, and EPS files, but accept='.jpg,.png,.gif,.pdf,.eps' didn't allow any selection. I tried many variations - space delimited, no dot characters, etc., but no dice in Chrome v20, so I ended up using the mime types...
Bootstrap 3 Navbar with Logo
...r-left.
<a href="#" class="navbar-left"><img src="/path/to/image.png"></a>
You can even follow this with a navbar-brand item, which will appear to the right of the image.
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public static const in TypeScript
..., kNotFoundInArray} from "./Constants";
if (ReallySafeExtensions.indexOf("png") === kNotFoundInArray) {
console.log("PNG's are really unsafe!!!");
}
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How can I convert an image into Base64 string using JavaScript?
...
Can we extract 2 or more canvas as a single PNG?
– techie_28
Jul 11 '16 at 11:48
162
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Does every web request send the browser cookies?
...ckoverflow.com; if you make a request to www.stackoverflow.com/images/logo.png, all those 4 cookies will be sent.
However, if you request stackoverflow.com/images/logo.png (notice the subdomain change) or images.stackoverflow.com/logo.png, those 4 cookies won't be present - but maybe those related t...
搭建高可用mongodb集群（三）—— 深入副本集内部机制 - 大数据 & AI - 清...
...好。这个“12”、“7”数字还好，通过他们官方经过性能测试定义出来可以理解。具体还有哪些限制参考官方文档《 MongoDB Limits and Thresholds 》。 但是这里一直没搞懂整个集群为什么要奇数，通过测试集群的数量为偶数也是可以...