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Why do I need 'b' to encode a string with Base64?

...mail. Hence, it wants a string of 8-bit bytes. You create those in Python 3 with the b'' syntax. If you remove the b, it becomes a string. A string is a sequence of Unicode characters. base64 has no idea what to do with Unicode data, it's not 8-bit. It's not really any bits, in fact. :-) In your ...
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src/lxml/etree_defs.h:9:31: fatal error: libxml/xmlversion.h: No such file or directory

... | edited Aug 6 '13 at 6:10 answered Apr 2 '13 at 9:48 ...
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How to read keyboard-input?

... # If you use Python 2 input('Enter your input:') # If you use Python 3 and if you want to have a numeric value just convert it: try: mode=int(raw_input('Input:')) except ValueError: print "Not a number" s...
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Why use strong named assemblies?

...an Nils Ferner 2,81422 gold badges1414 silver badges3131 bronze badges answered Mar 1 '10 at 6:00 Kyle RosendoKyle Rosendo 23.5k77...
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Comparing two CGRects

... Johannes Fahrenkrug 36.9k1616 gold badges110110 silver badges148148 bronze badges answered Sep 16 '13 at 3:44 Amelia777Am...
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What does the star operator mean, in a function call?

... 932 The single star * unpacks the sequence/collection into positional arguments, so you can do this...
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Programmatically set left drawable in a TextView

...Andrew Orobator 5,50911 gold badge2424 silver badges3434 bronze badges answered Aug 3 '11 at 19:25 BrainCrashBrainCrash 11.2k33 go...
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Confusion between factor levels and factor labels

... 131 Very short : levels are the input, labels are the output in the factor() function. A factor has...
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Putting an if-elif-else statement on one line?

... Tim PietzckerTim Pietzcker 283k5353 gold badges435435 silver badges508508 bronze badges ...
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Set a persistent environment variable from cmd.exe

...future command windows but not in the current CMD.exe command window. 3) On a remote system, variables created or modified by this tool will be available at the next logon session. In PowerShell, the [Environment]::SetEnvironmentVariable command. ...