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When to use nested classes and classes nested in modules?
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50
In Ruby, defining a nested class is similar to defining a class in a module. It doesn't actuall...
How do you do relative time in Rails?
...the returns.
– sawa
Mar 27 '11 at 3:50
2
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Replacing blank values (white space) with NaN in pandas
...anks!
– Chris Clark
Nov 4 '15 at 19:50
35
NOTE: if you don't want an element containing space in ...
How can I check if a string is null or empty in PowerShell?
... !$var
– Shay Levy
Jun 14 '13 at 11:50
4
One thing to be aware of with PowerShell is that null st...
Sleep until a specific time/date
...l -q 10:37:44 ; date +"Now, it is: %T"
Now, it is: 10:37:44
sleepUntil 10:50 1 ; date +"Now, it is: %T"
sleep 86675s, -> Thu Apr 23 10:50:00 2020
^C
If target is before this will sleep until tomorrow:
sleepUntil 10:30 ; date +"Now, it is: %T"
sleep 85417s, -> Thu Apr 23 10:30:00 2020
^C
sle...
Differences between detach(), hide() and remove() - jQuery
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50
Imagine a piece of paper on a table with some notes written with pencil.
hide -> throw a c...
Index all *except* one item in python
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50
The simplest way I found was:
mylist[:x]+mylist[x+1:]
that will produce your mylist without ...
JQuery .each() backwards
...of 0.
– pathfinder
Dec 10 '12 at 23:50
8
to David Andres: may be you forgot to add additional $()...
What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?
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thecoshman
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answered Jan 6 '12 at 9:15
Andy ArismendiAndy Arismendi
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How to have jQuery restrict file types on upload?
...aolo BergantinoPaolo Bergantino
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