大约有 2,700 项符合查询结果（耗时：0.0342秒） [XML]
Dispelling the UIImage imageNamed: FUD
...t always significantly inflates the data size (for example, a screen sized PNG file might consume a few dozen KBs when compressed, but consumes over half a MB decompressed - width * height * 4). By contrast +imageWithContentsOfFile: will decompress that image everytime the image data is needed. As y...
Convert PDF to clean SVG? [closed]
...
http://www.cityinthesky.co.uk/opensource/pdf2svg/
It offers a tool, pdf2png, which once installed does exactly the job in command line. I've tested it with irreproachable results so far, including with bitmaps.
EDIT : My mistake, this tool also converts letters to paths, so it does not address t...
How does __proto__ differ from constructor.prototype?
... I think sheds full light over the matter
http://i.stack.imgur.com/KFzI3.png
I know I'm not the first one making this up but it was more interesting figuring it out that finding it :-). Anyway, after that I found e.g. this another diagram that I think says basicly the same:
Javascript object la...
Shading a kernel density plot between two points.
...
I have the png file and hosted it on freeimagehosting, and it may not be loading because ... I'm not sure.
– Milktrader
Mar 25 '11 at 17:55
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What's the algorithm to calculate aspect ratio?
...s/thumb/f/f0/Vector_Video_Standards4.svg/750px-Vector_Video_Standards4.svg.png
accepted_ratios = ['5:4', '4:3', '3:2', '8:5', '5:3', '16:9', '17:9']
#-------------------------------------------------------
def gcd(a, b):
if b == 0: return a
return gcd (b, a % b)
#--------------------------...
What do the return values of node.js process.memoryUsage() stand for?
...erent memory spaces: apmblog.dynatrace.com/wp-content/uploads/2015/11/DK_2.png
– elyas-bhy
Jan 6 '16 at 17:06
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show 1 more comment
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Difference between java.util.Random and java.security.SecureRandom
...mputed.
Using the output of nextLong() directly, partly the secret of the PNG to a degree that the entire secret can be computed with very little efford. Dangerous!
* There is some effort needed if the second 32 bit are negative, but one can find that out.
...
Android encryption / decryption using AES [closed]
...am baos = new ByteArrayOutputStream();
bm.compress(Bitmap.CompressFormat.PNG, 100, baos); // bm is the bitmap object
byte[] b = baos.toByteArray();
byte[] keyStart = "this is a key".getBytes();
KeyGenerator kgen = KeyGenerator.getInstance("AES");
SecureRandom sr = SecureRandom.getInstance("S...
What's wrong with using $_REQUEST[]?
... can do anything via GET that I could via POST, which means setting up <img> tags on my (malicious) site that cause users logged into your e-commerce module to purchase products silently, or I can cause them to click on links that will result in dangerous actions or the revelation of sensitive...
Servlet for serving static content
... <servlet-name>default</servlet-name>
<url-pattern>*.png</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.css</url-pattern>
</servlet-mapping>
<servlet-mapping>
...