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Filter dataframe rows if value in column is in a set list of values [duplicate]
... string
... '600141' ...
... '600329' ...
... ... ...
Suppose now we have a list of strings which we want the values in 'STK_ID' to end with, e.g.
endstrings = ['01$', '02$', '05$']
We can join these strings with the regex 'or' character | and pass the string to str.contains to filte...
Passing variable number of arguments around
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Please note that @ThomasPadron-McCarthy 's comment is now out of date and the final fprintf is ok.
– Frederick
Sep 13 '16 at 20:19
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How to import the class within the same directory or sub directory?
...in order to import classes from files within the same directory, you would now write in Python 3:
from .user import User
from .dir import Dir
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top nav bar blocking top content of the page
...or inspiring a programatic solution! I have a great working implementation now in GWT with nice encapsulated well structured code... thanks to a lack of Javascript ;-)
– Alex Worden
Mar 13 '16 at 20:15
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ASP.NET MVC - passing parameters to the controller
...en limit the number of decimals, like this: new { firstItem = @"\d{4}" } - now it can only be 4 numbers long. Edit: example of fully modified MapRoute: jsfiddle.net/HJRgT
– KristianB
Sep 18 '11 at 16:57
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Java: recommended solution for deep cloning/copying an instance
...d, and missed some desired functionality, but I think that should be fixed now.
– Bozho
Jan 28 '10 at 17:48
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Running karma after installation results in 'karma' is not recognized as an internal or external com
...ht find it useful to install karma-cli globally:
npm install -g karma-cli
Now, check that karma was installed by typing:
which karma //echo something like: /usr/local/bin/karma
and check that karma server is working (ctr+c to quit):
karma start
You can also check that karma was installed by goi...
Can I use if (pointer) instead of if (pointer != NULL)?
...rived_ptr != nullptr) { ... }
(or, preferrably, auto derived_ptr = ...). Now, this is bad, because it leaves the (possibly invalid, i.e. null) derived pointer outside of the safety-guarding if block's scope. This isn't necessary, as C++ allows you to introduce boolean-convertable variables inside ...
CodeIgniter: Create new helper?
...s and display it in a page. The arrays are generated by a module class. I know that its better not to include functions on 'views' and I want to know where to insert the functions file.
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Jquery bind double click and single click separately
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use .on() over both of those now
– Claudiu
Sep 4 '12 at 15:40
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