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Running a specific test case in Django when your app has a tests directory
...mes along, here was what I dug up. The DjangoTestSuiteRuner uses a method called build_test(label) that figures out what test cases to run based on the label. Looking into this method it turns out they're doing a getattr() on either the "models" or "test" module. This means if you return a suite ...
How to obtain the number of CPUs/cores in Linux from the command line?
...e specific _NPROCESSORS_ONLN and _NPROCESSORS_CONF values are not.
That said, as stated, they work on Linux platforms as well as on macOS; on FreeBSD/PC-BSD, you must omit the leading _.
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Bash, no-arguments warning, and case decisions
... You mean the errors coming out of a particular program you're calling? You can put > /dev/null and/or 2> /dev/null after that to send its standard output and/or standard error streams into oblivion.
– Thomas
Mar 11 '10 at 20:14
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What are the GCC default include directories?
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There is a command with a shorter output, which allows to automatically cut the include pathes from lines, starting with a single space:
$ echo | gcc -Wp,-v -x c++ - -fsyntax-only
ignoring nonexistent directory "/usr/lib/gcc/x86_64-redhat-linux/4.8.2/include-fixed"
ignoring nonexistent dir...
Is there any simple way to find out unused strings in Android project?
I have a huge Android project with many strings declared in strings.xml . I wanted to remove unused strings in strings.xml .
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Returning JSON from PHP to JavaScript?
I have a PHP script that's being called through jQuery AJAX. I want the PHP script to return the data in JSON format to the javascript. Here's the pseudo code in the PHP script:
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Why does Git tell me “No such remote 'origin'” when I try to push to origin?
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By visiting the URL, I see that you've now created a repo called WindowsPhoneExample on your GitHub account, VijayMobileApp. All you need to do now is run git remote add origin https://github.com/VijayMobileApp/WindowsPhoneExample. Then you should be able to push with git push -u or...
How do I automatically sort a has_many relationship in Rails?
... belongs_to :class
default_scope :order => 'name'
end
Then if you call
@students = @class.students
They will be ordered as per your default_scope. TBH in a very general sense ordering is the only really good use of default scopes.
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Postgres: “ERROR: cached plan must not change result type”
..., with Ruby on Rails 3.1-pre5. It seems like this should be handle automatically by ActiveRecord, no?
– docwhat
Aug 7 '11 at 17:49
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Possible to make labels appear when hovering over a point in matplotlib?
...ingErnest this is a great code, but when hovering and moving on a point it calls fig.canvas.draw_idle() many times (it even changes the cursor to idle). I solved it storing the previous index and checking if ind["ind"][0] == prev_ind. Then only update if you move from one point to another (update te...