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Putting text in top left corner of matplotlib plot
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
What does the “yield” keyword do?
...ator) # mygenerator is an object!
<generator object createGenerator at 0xb7555c34>
>>> for i in mygenerator:
... print(i)
0
1
4
Here it's a useless example, but it's handy when you know your function will return a huge set of values that you will only need to read once.
To mast...
How do I remove the “extended attributes” on a file in Mac OS X?
...decode('utf-8')
# UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb0 in position 2: invalid start byte
Good-Mac:~ JayRizzo$ /usr/bin/xattr ~/Desktop/screenshot\ 2019-10-23\ at\ 010212.png
# com.apple.FinderInfo
# com.apple.lastuseddate#PS
# com.apple.metadata:kMDItemIsScreenCa...
Create a dictionary with list comprehension
... range(1, 6, 2))
>>> gen
<generator object <genexpr> at 0xb7201c5c>
>>> dict(gen)
{1: 2, 3: 4, 5: 6}
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Is it possible to set private property via reflection?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort
...ust a regular alphabetic sort that knows 10 comes after 9.
See http://www.gnu.org/software/coreutils/manual/html_node/sort-invocation.html
‘-g’ ‘--general-numeric-sort’
‘--sort=general-numeric’ Sort
numerically, using the standard C
function strtod to convert a prefix of
...
Java code To convert byte to Hexadecimal
...tand two's complement, you can read an excellent explanation, here: http://www.cs.cornell.edu/~tomf/notes/cps104/twoscomp.html
Converting Two's Complement to Hex In General
Once a number is in two's complement it is dead simple to convert it to hex. In general, converting from binary to hex is v...
How do you Encrypt and Decrypt a PHP String?
..., against the conventional wisdom of every cryptography expert on the Internet, these are the steps you would have to take.
Encryption:
Encrypt using AES in CTR mode. You may also use GCM (which removes the need for a separate MAC). Additionally, ChaCha20 and Salsa20 (provided by libsodium) are str...
What's the correct way to convert bytes to a hex string in Python 3?
...nce Python 3.5 this is finally no longer awkward:
>>> b'\xde\xad\xbe\xef'.hex()
'deadbeef'
and reverse:
>>> bytes.fromhex('deadbeef')
b'\xde\xad\xbe\xef'
works also with the mutable bytearray type.
Reference: https://docs.python.org/3/library/stdtypes.html#bytes.hex
...
BaseException.message deprecated in Python 2.6
...int e.args
print str(e)
Prints as output:
ascii
('ascii', '\xe1\x88\xb45', 0, 1, 'ordinal not in range(128)')
'ascii' codec can't decode byte 0xe1 in position 0: ordinal not in range(128)
However it's a context sensitive trade off, because for instance:
# Python 2.7
>>> str(Syntax...