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C: Run a System Command and Get Output? [duplicate]
... communication using popen, if I issue a command that prompts the user for confirmation then I get the prompt. What I can I do if I just want to read the output and if there is prompt then I just exit
– Sachin
Jul 13 '12 at 18:42
...
Otherwise on StateProvider
... that solved my problem on how to check if we are mid-app or onload when otherwise is used - thank you so much :)
– Jörn Berkefeld
Mar 11 '16 at 11:17
...
Python list directory, subdirectory, and files
... brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 4...
How do I show multiple recaptchas on a single page?
...d look like this:
<script src="https://www.google.com/recaptcha/api.js?onload=CaptchaCallback&render=explicit" async defer></script>
Or instead of giving IDs to your recaptcha fields, you can give a class name and loop these elements with your class selector and call .render()
...
Haskell testing workflow
...te all properties of the system in QuickCheck
Show test coverage with HPC.
Confirm space behavior with heap profiling.
Confirm thread/parallel behavior with ThreadScope.
Confirm microbenchmark behavior with Criterion.
Once your major invariants are established via QuickCheck, you can start refacto...
Difference between subprocess.Popen and os.system
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Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED
...blem in next way:
sudo apt-get install redis-server
then run command to confirm that everything ok:
sudo service redis-server status
And the output will be: redis-server is running - that means that the problem is solved.
...
What's Go's equivalent of argv[0]?
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How to check if a process id (PID) exists
...
I can confirm that on macOS Sierra, this works. Also, the -p is unnecessary, at least in that case. ps $PID has the exact same result.
– user137369
Apr 16 '17 at 10:56
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Rails: Default sort order for a rails model?
... that you can also use scope:
class Book < ActiveRecord::Base
scope :confirmed, :conditions => { :confirmed => true }
scope :published, :conditions => { :published => true }
end
For Rails 2 you need named_scope.
:published scope gives you Book.published instead of
Book.find(:...