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Why does base64 encoding require padding if the input length is not divisible by 3?
...is the purpose of padding in base64 encoding. The following is the extract from wikipedia:
3 Answers
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How do I clear the std::queue efficiently?
...).
In one scenario, I want to clear the queue in one shot( delete all jobs from the queue).
I don't see any clear method available in std::queue class.
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How to count number of files in each directory?
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Its just a slighly different version from the above, so: ( hint: its sorted by name and its in csv) for x in find . -maxdepth 1 -type d | sort; do y=find $x | wc -l; echo $x,$y; done
– pcarvalho
May 11 '13 at 17:25
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Method call if not null in C#
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From C# 6 onwards, you can just use:
MyEvent?.Invoke();
or:
obj?.SomeMethod();
The ?. is the null-propagating operator, and will cause the .Invoke() to be short-circuited when the operand is null. The operand is only ac...
Sorting a list using Lambda/Linq to objects
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I think it's more likely because it's coming from a sort control on a web page that passes the sort column back as a string parameter. That would be my use case, anyway.
– tvanfosson
Apr 6 '09 at 20:31
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How to merge remote master to local branch
I have a local branch of a project ("configUpdate") that I've forked from somebody else's project and I've done a load of changes on it and would like to merge the changes they've made in to my local branch.
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Python list iterator behavior and next(iterator)
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So 0 is the output of print(i), 1 the return value from next(), echoed by the interactive interpreter, etc. There are just 5 iterations, each iteration resulting in 2 lines being written to the terminal.
If you assign the output of next() things work as expected:
>>&g...
AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?
... really care to argue with you, but JSONP uses script tags to pull in data from another domain and then sends the result to a callback function. It's a lot harder if the result isn't json.
– jgitter
Feb 14 '14 at 15:40
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How to start a Process as administrator mode in C# [duplicate]
...sing a SecureString. -- You're supposed to read them in one char at a time from somewhere (i.e. a keyboard, or an encrypted source, etc.). -- If you have an actual string that contains the data anyway, then it's not secure.
– BrainSlugs83
Jun 26 '17 at 23:28
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How to print pandas DataFrame without index
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To retain "pretty-print" use
from IPython.display import HTML
HTML(df.to_html(index=False))
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