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converting Java bitmap to byte array
...m stream = new ByteArrayOutputStream();
bmp.compress(Bitmap.CompressFormat.PNG, 100, stream);
byte[] byteArray = stream.toByteArray();
bmp.recycle();
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UIButton: set image for selected-highlighted state
... need to add addition line
[button setImage:[UIImage imageNamed:@"pressed.png"] forState:UIControlStateSelected | UIControlStateHighlighted];
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Fastest way to extract frames using ffmpeg?
... incurring more quality loss through quantization by transcoding to JPEG. (PNG is also lossless but tends to take much longer than JPEG to encode.)
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What are all the differences between src and data-src attributes?
...nces (both good and bad) of using either data-src or src attribute of img tag? Can I achieve the same results using both? If so, when should be used each of them?
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Using bootstrap with bower
... webroot/js
mkdir -p webroot/css
mkdir -p webroot/css-min
mkdir -p webroot/img
mkdir -p webroot/font
npm i
bower i
# boostrap
pushd components/bootstrap
npm i
make bootstrap
popd
cp components/bootstrap/bootstrap/css/*.min.css webroot/css-min/
cp components/bootstrap/bootstrap/js/bootstrap.js src/...
Regular expression to return text between parenthesis
...t; import re
>>> s = u'abcde(date=\'2/xc2/xb2\',time=\'/case/test.png\')'
>>> re.search(r'\((.*?)\)',s).group(1)
u"date='2/xc2/xb2',time='/case/test.png'"
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How to show Page Loading div until the page has finished loading?
...right after the <body> tag add this:
<div id="loading">
<img id="loading-image" src="images/ajax-loader.gif" alt="Loading..." />
</div>
Then add the style class for the div and image to your CSS:
#loading {
width: 100%;
height: 100%;
top: 0;
left: 0;
position:...
Input and output numpy arrays to h5py
...lumn to the dataset. my dataset is a multidimensional np.array indexed as [img_id,rows,colums,channels]. and I have saved it using the method described in your answer. I access all the points in the dataset using h5f['dataset_1'][img_id]. what I want is a way to add another column say 'mycolumn' .....
第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...dos窗口，进入源码所在目录，执行命令nasm boot.asm -o pfos.img：
同目录下生成一个"pfos.img"软盘映像文件，接下来只需要把它装载到虚拟机运行即可，当然有条件的话可以实际写入老式的软盘用真机运行，结果是一样的。
同目...
How do I get an element to scroll into view, using jQuery?
... HTML document with images in a grid format using <ul><li><img... . The browser window has both vertical & horizontal scrolling.
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