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What are the “standard unambiguous date” formats for string-to-date conversion in R?
...n-'NA' element,
and give an error if neither works.
as.Date("01 Jan 2000") yields an error because the format isn't one of the two listed above. as.Date("01/01/2000") yields an incorrect answer because the date isn't in one of the two formats listed above.
I take "standard unambiguo...
Centering the pagination in bootstrap
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Bootstrap has added a new class from 3.0.
<div class="text-center">
<ul class="pagination">
<li><a href="?p=0" data-original-title="" title="">1</a></li>
<li><a href="?p=1" data-original-title="" t...
Notepad++: How to automatically set Language as Xml when load files
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answered Feb 2 '12 at 20:45
ErikestErikest
4,67722 gold badges1919 silver badges3434 bronze badges
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python pip: force install ignoring dependencies
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206
pip has a --no-dependencies switch. You should use that.
For more information, run pip install...
MongoDB: update every document on one field
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+50
Regardless of the version, for your example, the <update> is:
{ $set: { lastLookedAt: Date.now() / 1000 } }
However, depe...
Python: Is it bad form to raise exceptions within __init__?
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answered Oct 1 '09 at 23:59
John MillikinJohn Millikin
178k3636 gold badges199199 silver badges215215 bronze badges
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Can I get git to tell me all the files one user has modified?
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edited Jun 14 '11 at 20:12
answered Jun 14 '11 at 20:04
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What does the KEY keyword mean?
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answered May 29 '09 at 3:34
MartinodFMartinodF
7,55022 gold badges2828 silver badges2828 bronze badges
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How to use z-index in svg elements?
...be drawn. So swap the two elements.
<svg xmlns="http://www.w3.org/2000/svg" viewBox="30 70 160 120">
<!-- First draw the orange circle -->
<circle fill="orange" cx="100" cy="95" r="20"/>
<!-- Then draw the green circle over the current canvas -->
<...