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How do the Proxy, Decorator, Adapter, and Bridge Patterns differ?
I was looking at the Proxy Pattern, and to me it seems an awful lot like the Decorator, Adapter, and Bridge patterns. Am I misunderstanding something? What's the difference? Why would I use the Proxy pattern versus the others? How have you used them in the past in real world projects?
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Find most frequent value in SQL column
...umn`
ORDER BY `value_occurrence` DESC
LIMIT 1;
Replace column and my_table. Increase 1 if you want to see the N most common values of the column.
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How do I build a numpy array from a generator?
...ping this in mind, it is technically impossible to take a generator object and turn it into an array unless you either:
can predict how many elements it will yield when run:
my_array = numpy.empty(predict_length())
for i, el in enumerate(gimme()): my_array[i] = el
are willing to store its elemen...
Why am I seeing “TypeError: string indices must be integers”?
I'm playing with both learning python and trying to get github issues into a readable form. Using the advice on How can I convert JSON to CSV? I came up with this:
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How to write DataFrame to postgres table?
There is DataFrame.to_sql method, but it works only for mysql, sqlite and oracle databases. I cant pass to this method postgres connection or sqlalchemy engine.
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How to list containers in Docker
There's a command to list images, docker images , but there doesn't seem to be a corresponding docker containers .
14 Ans...
Best GUI designer for eclipse? [closed]
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Window Builder Pro is a great GUI Designer for eclipse and is now offered for free by google.
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edited Jun 10 '12 at 23:23
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Bootstrap table without stripe / borders
... add the css style in the line with style=, or put it in a customized file and ensure that it is loaded later than Bootstrap css file, to override the Bootstrap default style. CSS are loaded with order; the latter overwrites the former, the more specific overwrites the more general ones.
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How to do a SOAP Web Service call from Java class?
I'm relative new to the webservices world and my research seems to have confused me more than enlighten me, my problem is that I was given a library(jar) which I have to extend with some webservice functionality.
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Vertically align text next to an image?
Why won't vertical-align: middle work? And yet, vertical-align: top does work.
23 Answers
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