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Stretch and scale a CSS image in the background - with CSS only
...ode I mentioned...
HTML
<div id="background">
<img src="img.jpg" class="stretch" alt="" />
</div>
CSS
#background {
width: 100%;
height: 100%;
position: fixed;
left: 0px;
top: 0px;
z-index: -1; /* Ensure div tag stays behind content; -999 might...
StringUtils 字符串工具扩展：强大的文本处理工具集 · App Inventor 2 中文网
...左、右、中间）
文本填充和居中
字符串缩写
ASCII 码转换
电子邮件和 IP 地址验证
字符串相似度计算（Levenshtein 距离）
三种函数变体
扩展提供三种函数变体以满足不同需求：
变体
说...
Convert Bitmap to File
...vironment.getExternalStorageDirectory() + File.separator + "temporary_file.jpg";
public fileFromBitmap(Bitmap bitmap, Context context) {
this.bitmap = bitmap;
this.context= context;
}
@Override
protected void onPreExecute() {
super.onPreExecute();
//...
Relative URLs in WordPress
...
A URL starting with a forward slash /wp-content/some-file.jpg is an absolute path not a relative path. There's no possible confusion. It's the inclusion of the protocol and domain name in the absolute URL that makes WordPress unhelpful without justification. To deploy a WP site from...
Unescape HTML entities in Javascript?
... ? "" : e.childNodes[0].nodeValue;
}
htmlDecode("&lt;img src='myimage.jpg'&gt;");
// returns "<img src='myimage.jpg'>"
Basically I create a DOM element programmatically, assign the encoded HTML to its innerHTML and retrieve the nodeValue from the text node created on the innerHTML ...
Using sed and grep/egrep to search and replace
...R followed by a regular expression containing about 10 unions, so like:
.jpg | .png | .gif etc. This works well, now I would like to replace all strings found with .bmp
...
内存管理内幕：动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...为虚拟内存。操作系统维持着一个虚拟地址到物理地址的转换的表，以便计算机硬件可以正确地响应地址请求。并且，如果地址在硬盘上而不是在 RAM 中，那么操作系统将暂时停止您的进程，将其他内存转存到硬盘中，从硬盘上...
Ruby: How to post a file via HTTP as multipart/form-data?
...part'
url = URI.parse('http://www.example.com/upload')
File.open("./image.jpg") do |jpg|
req = Net::HTTP::Post::Multipart.new url.path,
"file" => UploadIO.new(jpg, "image/jpeg", "image.jpg")
res = Net::HTTP.start(url.host, url.port) do |http|
http.request(req)
end
end
You can che...
embedding image in html email
...ultiple images at various locations in the email.
<img src="data:image/jpg;base64,{{base64-data-string here}}" />
And to make this post usefully for others to:
If you don't have a base64-data string, create one easily at:
http://www.motobit.com/util/base64-decoder-encoder.asp from a image f...
How can I convert an image to grayscale via the command line? [closed]
...
If you have imagemagick installed,
convert source.jpg -colorspace Gray destination.jpg (true grayscale only)
convert source.jpg -monochrome destination.jpg (true black and white)
convert source.jpg -separate destination.jpg (separate into gray channels)
If you don't care a...