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How to sort a dataFrame in python pandas by two or more columns?
...ign result of the sort method to a variable or add inplace=True to method call.
that is, if you want to reuse df1 as a sorted DataFrame:
df1 = df1.sort(['a', 'b'], ascending=[True, False])
or
df1.sort(['a', 'b'], ascending=[True, False], inplace=True)
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How to semantically add heading to a list
... on how to do this properly. When I'm using an HTML list, how do I semantically include a header for the list?
8 Answers
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Inserting HTML elements with JavaScript
...han innerHTML.
Even though innerHTML is used within the function, it's all happening outside of the DOM so it's much faster than you'd think...
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How do you pass multiple enum values in C#?
... if (isTuesdaySet)
//...
// Do your work here..
}
public void CallMethodWithTuesdayAndThursday()
{
this.RunOnDays(DaysOfWeek.Tuesday | DaysOfWeek.Thursday);
}
For more details, see MSDN's documentation on Enumeration Types.
Edit in response to additions to question.
You won't b...
PHP Constants Containing Arrays?
...FAULT_ROLES = ['guy', 'development team'];
If you have PHP 7, you can finally use define(), just as you had first tried:
<?php
define('DEFAULT_ROLES', array('guy', 'development team'));
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When to wrap quotes around a shell variable?
... quote it if it can either be empty or contain spaces (or any whitespace really) or special characters (wildcards). Not quoting strings with spaces often leads to the shell breaking apart a single argument into many.
$? doesn't need quotes since it's a numeric value. Whether $URL needs it depends o...
How can I refresh a page with jQuery?
...
This should work on all browsers even without jQuery:
location.reload();
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Maven project version inheritance - do I have to specify the parent version?
...most cases. Moreover, this parent's version declaration is bumped automatically by Maven Release Plugin, so - in fact - it's not a problem that you have version in 2 places as long as you use Maven Release Plugin for releasing or just bumping versions.
Notice that there are some cases when this beh...
Word-wrap in an HTML table
...
<td style="word-break:break-all;">longtextwithoutspace</td>
or
<span style="word-break:break-all;">longtextwithoutspace</span>
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Adjust UILabel height depending on the text
...uantumpotato 9999 is just a place holder for the maximum space the text is allowed to take up. You can use any number there that works for your UI.
– PyjamaSam
Apr 10 '12 at 19:24
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