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How to use subprocess popen Python
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subprocess.Popen takes a list of arguments:
from subprocess import Popen, PIPE
process = Popen(['swfdump', '/tmp/filename.swf', '-d'], stdout=PIPE, stderr=PIPE)
stdout, stderr = process.communicate()
There's even a section of the documentation devoted to hel...
Configuring Git over SSH to login once
I have cloned my git repository over ssh. So, each time I communicate with the origin master by pushing or pulling, I have to reenter my password. How can I configure git so that I do not need to enter my password multiple times?
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“Width equals height” constraint in Interface Builder
I can't find a way to create a 'square' constraint, meaning 'width equals height' in Interface Builder. I guess it's possible to add such constraint programmatically. Is there something I can do in IB? Maybe I just don't see it? It seems trivial, yet I can't find it.
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Using Moq to mock an asynchronous method for a unit test
I am testing a method for a service that makes a Web API call. Using a normal HttpClient works fine for unit tests if I also run the web service (located in another project in the solution) locally.
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Explanation of JSONB introduced by PostgreSQL
...JSONB and it's already trending on hacker news . It would be great if someone could explain how it's different from Hstore and JSON previously present in PostgreSQL. What are its advantages and limitations and when should someone consider using it?
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Change a branch name in a Git repo
How do I rename an existing branch in a Git repo?
2 Answers
2
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“use database_name” command in PostgreSQL
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Thanks kgrittn for your valuable guidance.Can you tell me how I can make new connection to database and close previous by using pgscript query?
– sam
Apr 27 '12 at 6:41
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What does the comma operator , do?
...turn 0, correct? but i is being assigned a value of 5? Can you please help me understand where am I going wrong?
– Jayesh
Nov 13 '10 at 6:55
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How do you find all subclasses of a given class in Java?
... one go about and try to find all subclasses of a given class (or all implementors of a given interface) in Java?
As of now, I have a method to do this, but I find it quite inefficient (to say the least).
The method is:
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How to select first parent DIV using jQuery?
...r it to make sure it returns just the one you want
– meo
Aug 17 '11 at 7:44
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