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How to make a flat list out of list of lists?
...L-2 times, and so on; total number of copies is I times the sum of x for x from 1 to L excluded, i.e., I * (L**2)/2.
The list comprehension just generates one list, once, and copies each item over (from its original place of residence to the result list) also exactly once.
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Can anyone explain python's relative imports?
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You are importing from package "sub". start.py is not itself in a package even if there is a __init__.py present.
You would need to start your program from one directory over parent.py:
./start.py
./pkg/__init__.py
./pkg/parent.py
./pkg/sub...
Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
...onfigured as "x86_64-linux-gnu".
Attaching to process 5636
Reading symbols from /usr/bin/tail...(no debugging symbols found)...done.
Reading symbols from /lib/librt.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib/librt.so.1
Reading symbols from /lib/libc.so.6...(no debugging symb...
Reading HTML content from a UIWebView
...ou pass in a URL as an instance of NSURL (which can easily be instantiated from NSString) and returns a string with the complete contents of the page at that URL. For example:
NSString *googleString = @"http://www.google.com";
NSURL *googleURL = [NSURL URLWithString:googleString];
NSError *error;
N...
Can't seem to discard changes in Git
After seeing the following from the command line:
19 Answers
19
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Received an invalid column length from the bcp client for colid 6
I want to bulk upload csv file data to sql server 2005 from c# code but I am encountering the below error -
7 Answers
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Finish an activity from another activity
I want to finish one activity from another activity, like:
10 Answers
10
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Git submodule head 'reference is not a tree' error
...lid commit: the submodule commit remained local and when I try to fetch it from another repo I get:
13 Answers
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Python circular importing?
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The easiest way to do so is to use import my_module syntax, rather than from my_module import some_object. The former will almost always work, even if my_module included imports us back. The latter only works if my_object is already defined in my_module, which in a circular import may not be the ...
Firing a double click event from a WPF ListView item using MVVM
...ode behind. It is to separate the view part (appearance, animations, etc.) from the logic part (workflow). Furthermore, you are able to unit test the logic part.
I know enough scenarios where you have to write code behind because data binding is not a solution to everything. In your scenario I woul...