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Can inner classes access private variables?
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123
An inner class is a friend of the class it is defined within.
So, yes; an object of type Outer:...
JavaScript DOM remove element
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edited Dec 19 '14 at 20:28
Mark Amery
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How to create duplicate allowed attributes
...ton Gogolev
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How to exclude this / current / dot folder from find “type d”
...d
For this particular case (.), golfs better than the mindepth solution (24 vs 26 chars), although this is probably slightly harder to type because of the !.
To exclude other directories, this will golf less well and requires a variable for DRYness:
D="long_name"
find "$D" ! -path "$D" -type d
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cartesian product in pandas
...rom pandas import DataFrame, merge
df1 = DataFrame({'key':[1,1], 'col1':[1,2],'col2':[3,4]})
df2 = DataFrame({'key':[1,1], 'col3':[5,6]})
merge(df1, df2,on='key')[['col1', 'col2', 'col3']]
Output:
col1 col2 col3
0 1 3 5
1 1 3 6
2 2 4 5
3 2 4 6...
Comparator.reversed() does not compile using lambda
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2 Answers
2
Active
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What is better: @SuppressLint or @TargetApi?
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edited Mar 3 '17 at 12:14
answered Jan 15 '13 at 16:30
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What's a standard way to do a no-op in python?
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291
Use pass for no-op:
if x == 0:
pass
else:
print "x not equal 0"
And here's another exam...
Profiling Vim startup time
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If you're using Vim 7.2.269 or later, then there's the --startuptime option you can use.
vim --startuptime vim.log
from the help (vim -h):
--startuptime <file> Write startup timing messages to <file>
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How does a Linux/Unix Bash script know its own PID?
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240
The variable '$$' contains the PID.
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