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how to check the dtype of a column in python pandas
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You can access the data-type of a column with dtype:
for y in agg.columns:
if(agg[y].dtype == np.float64 or agg[y].dtype == np.int64):
treat_numeric(agg[y])
else:
treat_str(agg[y])
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Rails :include vs. :joins
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It appears that the :include functionality was changed with Rails 2.1. Rails used to do the join in all cases, but for performance reasons it was changed to use multiple queries in some circumstances. This blog post by Fabi...
ProcessBuilder: Forwarding stdout and stderr of started processes without blocking the main thread
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To only way in Java 6 or earlier is with a so called StreamGobbler (which you are started to create):
StreamGobbler errorGobbler = new StreamGobbler(p.getErrorStream(), "ERROR");
// any output?
StreamGobbler outputGobbler = new StreamGobbler(p.getInputStream()...
Debugging JavaScript in IE7
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edited Jan 20 '14 at 10:16
Simon
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How to Get the Title of a HTML Page Displayed in UIWebView?
I need to extract the contents of the title tag from an HTML page displayed in a UIWebView. What is the most robust means of doing so?
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How to wait for several Futures?
Suppose I have several futures and need to wait until either any of them fails or all of them succeed.
8 Answers
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Forced naming of parameters in Python
In Python you may have a function definition:
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Set type for function parameters?
...nswered Dec 6 '11 at 22:16
pronvitpronvit
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Finding what methods a Python object has
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For many objects, you can use this code, replacing 'object' with the object you're interested in:
object_methods = [method_name for method_name in dir(object)
if callable(getattr(object, method_name))]
I discovered it at diveintopython.net (Now archived). Hopefully...
Rollback to an old Git commit in a public repo
How can I go about rolling back to a specific commit in git ?
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