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Rails check if yield :area is defined in content_for

... not really necessary to create a helper method: <% if @content_for_sidebar %> <div id="sidebar"> <%= yield :sidebar %> </div> <% end %> then of course in your view: <% content_for :sideb...
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How to use Morgan logger?

...mote ip, request method, http version, response status, user agent etc. It allows you to modify the log using tokens or add color to them by defining 'dev' or even logging out to an output stream, like a file. For the purpose we thought we can use it, as in this case, we still have to use: console...
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How to search for a part of a word with ElasticSearch

... to 50 letters. Adjust the max_gram as you need. In german words can get really big, so I set it to a high value. share | improve this answer | follow | ...
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Convert floats to ints in Pandas?

... If it's dtype then you need to create those columns as dtype object so it allows mixed, otherwise my advice would be to just use float and when doing comparisons use np.isclose – EdChum Jun 7 '19 at 7:46 ...
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How to implement static class member functions in *.cpp file?

... If you define it in the class body, it will automatically be default. If it's in the header outside the class body, it had better be marked either inline or template or you'll get multiple definition errors from the linker. – Ben Voigt Ma...
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Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh

...ong editor (hence it not being marked as correct). – Allison Mar 19 '18 at 16:41 2 I agree with @...
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iOS 7 - Status bar overlaps the view

... Xcode 5 has iOS 6/7 Deltas which is specifically made to resolve this issue. In the storyboard, I moved my views 20 pixels down to look right on iOS 7 and in order to make it iOS 6 compatible, I changed Delta y to -20. Since my storyboard is not using auto-layout,...
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How do I unload (reload) a Python module?

.... When targeting 3 or later, either reference the appropriate module when calling reload or import it. I think that this is what you want. Web servers like Django's development server use this so that you can see the effects of your code changes without restarting the server process itself. To quo...
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“java.lang.OutOfMemoryError: PermGen space” in Maven build [duplicate]

...etting this error while building Maven project, I increased MAVEN_OPTS but all the same, I found some similar posts but they are refering to something else. How do I fix this? ...
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How do I convert this list of dictionaries to a csv file?

... Does not work if first list item does not contain all keys – greg121 Jan 13 '16 at 10:18 61 ...