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Hashing a file in Python
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def sha256sum(filename):
h = hashlib.sha256()
b = bytearray(128*1024)
mv = memoryview(b)
with open(filename, 'rb', buffering=0) as f:
for n in iter(lambda : f.readinto(mv), 0):
h.update(mv[:n])
return h.hexdigest()
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How can I create an object and add attributes to it?
...s", a very simple one already exists in Python -- all functions can have arbitrary attributes (including lambda functions). So, the following works:
obj = someobject
obj.a = lambda: None
setattr(obj.a, 'somefield', 'somevalue')
Whether the loss of clarity compared to the venerable Bunch recipe i...
jQuery send string as POST parameters
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Not a direct answer to your question.. But following is the only syntax that used to work for me -
data: '{"winNumber": "' + win + '"}',
And the parameter-name match with the argument of the server method
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Is there a way to make R beep/play a sound at the end of a script?
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edited Nov 12 '19 at 10:28
Mathias711
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answe...
What is the effect of extern “C” in C++?
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Just wanted to add a bit of info, since I haven't seen it posted yet.
You'll very often see code in C headers like so:
#ifdef __cplusplus
extern "C" {
#endif
// all of your legacy C code here
#ifdef __cplusplus
}
#endif
What this accomplish...
How to add leading zeros for for-loop in shell? [duplicate]
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edited Jul 13 at 10:34
Vampire
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answered...
How to install 2 Anacondas (Python 2 and 3) on Mac OS
... Then how can I switch between python2 and python3? And BTW, I'm on win7.
– cqcn1991
Jun 12 '15 at 10:27
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How can I check for NaN values?
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gimelgimel
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Count how many records are in a CSV Python?
...anks. That will works, but do I have to read the lines first? That seems a bit of a hit?
– GrantU
Apr 19 '13 at 15:54
4
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What are the use(s) for tags in Go?
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answered Jun 17 '15 at 10:49
iczaicza
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