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What is the difference between Reader and InputStream?
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dimo414
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answered Dec 6 '10 at 14:54
Berin Lorits...
Can I assume (bool)true == (int)1 for any C++ compiler?
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edited Apr 27 '10 at 21:14
Joe
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ans...
How can I sharpen an image in OpenCV?
...f frame into image: (both cv::Mat)
cv::GaussianBlur(frame, image, cv::Size(0, 0), 3);
cv::addWeighted(frame, 1.5, image, -0.5, 0, image);
The parameters there are something you need to adjust for yourself.
There's also Laplacian sharpening, you should find something on that when you google.
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Rename an environment with virtualenvwrapper
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210
You can use:
cpvirtualenv oldenv newenv
rmvirtualenv oldenv
So in your case:
cpvirtualenv do...
css rotate a pseudo :after or :before content:“”
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370
Inline elements can't be transformed, and pseudo elements are inline by default, so you must app...
Git merge left HEAD marks in my files
...D <-+ remove the bits here
digits:[0-9]+ |
{ return digits.join(""); } |
======= <-+
sign:"-"* digits:[0-9]+
{ return sign + digits.join(""); }
>>>&...
How to invoke a Linux shell command from Java
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edited Sep 11 '09 at 15:45
answered Sep 11 '09 at 13:12
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Ternary Operator Similar To ?:
...Hi".getClass.getSimpleName |> {x => x.endsWith("$") ? x.init | x}
res0: String = String
scala> List.getClass.getSimpleName |> {x => x.endsWith("$") ? x.init | x}
res1: String = List
Is this adequate for your needs?
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Convert to binary and keep leading zeros in Python
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Use the format() function:
>>> format(14, '#010b')
'0b00001110'
The format() function simply formats the input following the Format Specification mini language. The # makes the format include the 0b prefix, and the 010 size formats the output to fit in 10 characters ...
Google Authenticator implementation in Python
...st()
o = ord(h[19]) & 15
h = (struct.unpack(">I", h[o:o+4])[0] & 0x7fffffff) % 1000000
return h
def get_totp_token(secret):
return get_hotp_token(secret, intervals_no=int(time.time())//30)
It has two functions:
get_hotp_token() generates one-time token (that should in...