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Apply pandas function to column to create multiple new columns?
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This is the best answer! Often you have a situation where from a single dataframe column or series you have to create a dataframe of multiple new columns based on a transformation on the original column/series. The transformation function often returns k-tuples, and these k-tuples m...
jquery, find next element by class
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And what if wanted to get an attribute from that HTMLObject returned? Like an $(obj).closest('tr').nextAll('.class')[0].attr('data-attribute');
– Dennis Braga
Sep 2 '14 at 16:37
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How do I convert a string to a double in Python?
...perator might be more in line with what you are looking for:
>>> from decimal import Decimal
>>> x = "234243.434"
>>> print Decimal(x)
234243.434
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Should a RESTful 'PUT' operation return something
...ur clients to do a GET immediately after a PUT, then don't return anything from PUT.
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argparse module How to add option without any argument?
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As @Felix Kling suggested use action='store_true':
>>> from argparse import ArgumentParser
>>> p = ArgumentParser()
>>> _ = p.add_argument('-f', '--foo', action='store_true')
>>> args = p.parse_args()
>>> args.foo
False
>>> args = p.pa...
Is there still any reason to learn AWK?
... Language by its authors Aho, Kernighan, and Weinberger. You would think, from the name, that it simply teaches you awk. Actually, that is just the beginning. Launching into the vast array of problems that can be tackled once one is using a concise scripting language that makes string manipulatio...
Best way to detect that HTML5 is not supported
...d HTML specifications. This approach was also recommended in a blog post from the IE 9 team.
var canvasSupported = !!window.HTMLCanvasElement;
My recommendation is a variation of the latter (see Additional Notes), for several reasons:
Every known browser supporting canvas ― including IE 9 ...
What is the difference between Eclipse for Java (EE) Developers and Eclipse Classic?
... EE applications, it's best to use Eclipse IDE for Java EE. It has editors from HTML to JSP/JSF, Javascript. It's rich for webapps development, and provide plugins and tools to develop Java EE applications easily (all bundled).
Eclipse Classic is basically the full featured Eclipse without the Java...
What's the point of malloc(0)?
...ant to be portable, then it has to account for the fact that a NULL return from malloc(0) isn't a failure. So why not just assign NULL to artist anyway, since that's a valid successful result, and is less code, and won't cause your maintenance programmers to take time figuring it out?
malloc(SOME_C...
Register Application class in Manifest?
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If it derives from Application, add the fully qualified (namespace + class name) as the android:name parameter of the application element in your manifest.
<application
android:name="com.you.yourapp.ApplicationEx"
Or if the c...