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New to unit testing, how to write great tests? [closed]

...s calculated is not checked - only that the result is correct. Keep adding more and more simple test cases like the above until you have have covered as many scenarios as possible. Use your code coverage tool to see if you have missed any interesting paths. ...
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Callback functions in C++

...ngs right is a task due to the library user and keeps the library slim and more generic. Furthermore, callbacks can enable dynamic runtime behaviour. Imagine some kind of game engine class which has a function that is fired, each time the users presses a button on his keyboard and a set of functi...
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Is there a way to get the git root directory in one command?

... git rev-parse --show-toplevel If you want to replicate the Git command more directly, you can create an alias: git config --global alias.root 'rev-parse --show-toplevel' and now git root will function just as hg root. Note: In a submodule this will display the root directory of the submodu...
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Defining a HTML template to append using JQuery

...ng) is lighter-weight and will plug into the OP's code, but Handlebars has more features for handling arrays, and may provide a more sufficient solution in the end. Here's a nice comparison article: blog.cubettech.com/… – Michael Scheper Jan 7 '15 at 20:55 ...
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How to implement onBackPressed() in Fragments?

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Listing only directories using ls in Bash?

...Zebra Setting nullglob would avoid the error message, but would cause even more confusion: with nullglob set and no subdirectories, ls */ would expand to just ls, which would list all files in the current directory. I'm pretty sure that's not what you want in that case. – Gordo...
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How can I fill out a Python string with spaces?

... @simon 's answer is more flexible and more useful when formatting more complex strings – CoatedMoose Jul 27 '13 at 7:08 4 ...
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SQL Server - transactions roll back on error?

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Why isn't my Pandas 'apply' function referencing multiple columns working? [closed]

... 0.976844 bar -0.773630 -0.570417 BTW, in my opinion, following way is more elegant: In [53]: def my_test2(row): ....: return row['a'] % row['c'] ....: In [54]: df['Value'] = df.apply(my_test2, axis=1) share ...
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How can I check if a directory exists in a Bash shell script?

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