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How can I multiply all items in a list together with Python?
... that takes
a list of numbers and multiplies them together. Example:
[1,2,3,4,5,6] will give me 1*2*3*4*5*6 . I could really use your help.
...
How to port data-only volumes from one host to another?
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136
The official answer is available in the section "Backup, restore, or migrate data volumes":
B...
Java String split removed empty values
... with limit set to negative value like
String[] split = data.split("\\|", -1);
Little more details:
split(regex) internally returns result of split(regex, 0) and in documentation of this method you can find (emphasis mine)
The limit parameter controls the number of times the pattern is applied and...
Rails migration: t.references with alternative name?
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168
You can do this all in the initial migration/column definition (at least currently in Rails 5)...
Toggle input disabled attribute using jQuery
...perty. There are two arguments passed; the first argument is the index (0, 1, 2, increases for each found element). The second argument is the current value of the element (true/false).
So in this case, I used a function that supplied me the index (i) and the current value (v), then I returned th...
Calculating how many minutes there are between two times
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157
Try this
DateTime startTime = varValue
DateTime endTime = varTime
TimeSpan span = endTime.Su...
Python 2.7: Print to File
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138
If you want to use the print function in Python 2, you have to import from __future__:
from _...
How do I get logs/details of ansible-playbook module executions?
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114
If you pass the -v flag to ansible-playbook on the command line, you'll see the stdout and std...
Why use try {} finally {} with an empty try block?
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174
From http://blog.somecreativity.com/2008/04/10/the-empty-try-block-mystery/:
This methodol...