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How to modify list entries during for loop?
...assignment if you need to retain existing references to the list.
a = [1, 3, 5]
b = a
a[:] = [x + 2 for x in a]
print(b)
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Android: When is onCreateOptionsMenu called during Activity lifecycle?
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113
The onCreate method is called first, and before it finishes onCreateOptionsMenu is called.
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How to create major and minor gridlines with different linestyles in Python
...ly, it is as simple as setting major and minor separately:
In [9]: plot([23, 456, 676, 89, 906, 34, 2345])
Out[9]: [<matplotlib.lines.Line2D at 0x6112f90>]
In [10]: yscale('log')
In [11]: grid(b=True, which='major', color='b', linestyle='-')
In [12]: grid(b=True, which='minor', color='r', ...
grep using a character vector with multiple patterns
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273
In addition to @Marek's comment about not including fixed==TRUE, you also need to not have the s...
Associative arrays in Shell scripts
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edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Mar 27 '09 at 16:48
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Alternate output format for psql
...-
dda_id | 1121
u_id | 24
ab_id | 10304
dda_type | CHECKING
dda_status | PENDING_VERIFICATION
dda_is_deleted | f
dda_verify_op_id | 44938
version | 2
created | 2012-03-06 21:37:50.585845
modified | 2012-03...
Why git AuthorDate is different from CommitDate?
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answered Aug 8 '12 at 3:55
eckeseckes
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How do you install Boost on MacOS?
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edited Mar 16 '16 at 3:13
Honest Abe
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answer...
How do I get only directories using Get-ChildItem?
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For PowerShell versions less than 3.0:
The FileInfo object returned by Get-ChildItem has a "base" property, PSIsContainer. You want to select only those items.
Get-ChildItem -Recurse | ?{ $_.PSIsContainer }
If you want the raw string names of the director...