大约有 1,346 项符合查询结果（耗时：0.0150秒） [XML]
What is the difference between RDF and OWL? [closed]
...s an image of the Semantic Web layers : w3.org/2001/12/semweb-fin/swlevels.png Just for reference.
– Timo Westkämper
May 16 '10 at 11:57
8
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Received fatal alert: handshake_failure through SSLHandshakeException
...4402", and look what I got: img225.imageshack.us/img225/8999/screenshoturr.png
– Denees
Jun 15 '11 at 7:41
@hoss, it l...
Position icons into circle
... Yo this is a pretty epic spiral effect ???? i.imgur.com/1VrubKC.png
– Ethan
Jan 4 '19 at 6:33
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How can you encode a string to Base64 in JavaScript?
I have a PHP script that can encode a PNG image to a Base64 string.
26 Answers
26
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Extracting text OpenCV
...pencv, it should easy to port to C++.
import cv2
image = cv2.imread("card.png")
gray = cv2.cvtColor(image,cv2.COLOR_BGR2GRAY) # grayscale
_,thresh = cv2.threshold(gray,150,255,cv2.THRESH_BINARY_INV) # threshold
kernel = cv2.getStructuringElement(cv2.MORPH_CROSS,(3,3))
dilated = cv2.dilate(thresh,ke...
What is in your .vimrc? [closed]
...
Screenshot:
status line http://img34.imageshack.us/img34/849/statusline.png
Code:
"recalculate the trailing whitespace warning when idle, and after saving
autocmd cursorhold,bufwritepost * unlet! b:statusline_trailing_space_warning
"return '[\s]' if trailing white space is detected
"return '' ...
What are bitwise shift (bit-shift) operators and how do they work?
...: 185
This is often used for encoding or decoding image formats like jpg, png, etc.
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Benchmarking (python vs. c++ using BLAS) and (numpy)
...as_call_benchmark.zip
http://dl.dropbox.com/u/5453551/blas_call_benchmark.png
I do not see essentially any difference between the different methods for large matrices, between Numpy, Ctypes and Fortran. (Fortran instead of C++ --- and if this matters, your benchmark is probably broken.)
Your Cal...
Why doesn't the height of a container element increase if it contains floated elements?
...bp.blogspot.com/_nKxzQGcCLtQ/TBYPAJ6xM4I/AAAAAAAAAC8/lG6XemOXosU/s1600/css.png">
</p>
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How to add a search box with icon to the navbar in Bootstrap 3?
...earch box and vice-versa. :-/ Here's a screenshot: i.stack.imgur.com/vTfvX.png
– its_me
Sep 4 '13 at 18:26
@its_me: I...