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Difference between std::system_clock and std::steady_clock?
What is the difference between std::system_clock and std::steady_clock ? (An example case that illustrate different results/behaviours would be great).
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How to create a self-signed certificate with OpenSSL
I'm adding HTTPS support to an embedded Linux device. I have tried to generate a self-signed certificate with these steps:
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_=> what does this underscore mean in Lambda expressions?
What does an lambda expression like _=> expr mean?
5 Answers
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Disable Maven warning message - “Selected war files include a WEB-INF/web.xml which will be ignored”
When building WAR package using Maven 2.1.1, I get this warning message:
3 Answers
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How to randomly sort (scramble) an array in Ruby?
I'd like to have my array items scrambled.
Something like this:
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How to copy yanked text to VI command prompt
I want to know if there is any way by which I can paste yanked text to the command window. For instance if I have yanked a word and I want to grep it in some location I can't simply paste the word using 'p'. However if I copy it to clipboard, Shift-Insert will paste the same thing.
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django - query filter on manytomany is empty
In Django is there a way to filter on a manytomany field being empty or null.
2 Answers
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How to create a temporary directory and get the path / file name in Python
how to create a temporary directory and get the path / file name in python
5 Answers
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How to access a preexisting collection with Mongoose?
I have a large collection of 300 question objects in a database test . I can interact with this collection easily through MongoDB's interactive shell; however, when I try to get the collection through Mongoose in an express.js application I get an empty array.
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Connect to a heroku database with pgadmin
I would like to manage my heroku database with pgadmin client. By now, I've been doing this with psql .
When I use data from heroku pg:credentials to connect de DB using pgadmin , I obtain:
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