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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎 ...
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How can I make my match non greedy in vim?
...arch/replace using
:perldo s///
Example. Swap src and alt attributes in img tag:
<p class="logo"><a href="/"><img src="/caminoglobal_en/includes/themes/camino/images/header_logo.png" alt=""></a></p>
:perldo s/(src=".*?")\s+(alt=".*?")/$2 $1/
<p class="logo">...
How to programmatically take a screenshot on Android?
...
Programmatically, 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.wait...
Tainted canvases may not be exported
I want to save my canvas to a img. I have this function:
10 Answers
10
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Async image loading from url inside a UITableView cell - image changes to wrong image while scrollin
... // retrive image on global queue
UIImage * img = [UIImage imageWithData:[NSData dataWithContentsOfURL: [NSURL URLWithString:kImgLink]]];
dispatch_async(dispatch_get_main_queue(), ^{
CustomTableViewCell * cell = (CustomTableVie...
How to change the color of an svg element?
...urrent browsers
To change any SVGs color
Add the SVG image using an <img> tag.
<img src="dotted-arrow.svg" class="filter-green"/>
To filter to a specific color, use the following Codepen(Click Here to open codepen) to convert a hex color code to a CSS filter:
For example, outp...
Store images in a MongoDB database
...(‘url_here’);
Define database Schema
var Item = new ItemSchema({
img: {
data: Buffer,
contentType: String
}
}
);
var Item = mongoose.model('Clothes',ItemSchema);
using the middleware Multer to upload the photo on the server side.
app.use(multer({ dest: ‘./uploads/...
Disable dragging an image from an HTML page
...ee it working (or not working, rather)
It seems you are using jQuery.
$('img').on('dragstart', function(event) { event.preventDefault(); });
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How to create a responsive image that also scales up in Bootstrap 3
...rap 3 and I am facing a problem to create a responsive image. I have used img-responsive class. But the image size is not scaling up. If I use width:100% instead of max-width:100% then it works perfectly. Where is the problem? This is my code:
...
Is it possible to change a UIButtons background color?
...55 alpha:1] CGColor]) ;
CGContextFillRect(context, rect);
UIImage *img = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return img;
}
Don't forget to #import <QuartzCore/QuartzCore.h>
...