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Difference between byte vs Byte data types in C# [duplicate]
...yte"); //doesn't work, I can see no way to use"byte" directly here without converting it to "Byte"
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Python __str__ versus __unicode__
...tted and someone calls unicode(o) or u"%s"%o, Python calls o.__str__() and converts to unicode using the system encoding. (See documentation of __unicode__().)
The opposite is not true. If you implement __unicode__() but not __str__(), then when someone calls str(o) or "%s"%o, Python returns repr...
Passing variable arguments to another function that accepts a variable argument list
...hat takes a variable argument list with , ... in the signature. If you've converted the variable arguments to a va_list, you can pass the va_list to another function that only takes a va_list, but that function (or one that it calls) must have some way of knowing what's in the va_list.
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NameError: global name 'unicode' is not defined - in Python 3
...pt keep working on python2 and 3 as I did, this might help someone
import sys
if sys.version_info[0] >= 3:
unicode = str
and can then just do for example
foo = unicode.lower(foo)
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Convert an image (selected by path) to base64 string
How do you convert an image from a path on the user's computer to a base64 string in C#?
12 Answers
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how to “reimport” module to python then code be changed after import
...rom foo import bar, the symbol foo doesn't get defined. You need to import sys then reload(sys.modules['foo']) or perhaps reload(sys.modules[bar.__module__])
– drevicko
Oct 28 '13 at 1:02
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“#include” a text file in a C program as a char[]
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You have two possibilities:
Make use of compiler/linker extensions to convert a file into a binary file, with proper symbols pointing to the begin and end of the binary data. See this answer: Include binary file with GNU ld linker script.
Convert your file into a sequence of character constants...
Syntax error on print with Python 3 [duplicate]
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New: print() # You must call the function!
Old: print >>sys.stderr, "fatal error"
New: print("fatal error", file=sys.stderr)
Old: print (x, y) # prints repr((x, y))
New: print((x, y)) # Not the same as print(x, y)!
Source: What’s New In Python 3.0?
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Invalid syntax when using “print”? [duplicate]
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New: print() # You must call the function!
Old: print >>sys.stderr, "fatal error"
New: print("fatal error", file=sys.stderr)
Old: print (x, y) # prints repr((x, y))
New: print((x, y)) # Not the same as print(x, y)!
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Clear MySQL query cache without restarting server
... trick, but not RESET QUERY CACHE. sync && echo 3 | sudo tee /proc/sys/vm/drop_caches from the other answer didn't help, too.
– Jānis Elmeris
Aug 24 '17 at 23:41
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