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What can you use Python generator functions for?
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Generators give you lazy evaluation. You use them by iterating over them, either explicitly with 'for' or implicitly by passing it to any function or construct that iterates. You can think of generators as returning multiple items, as if they return a list, but instead of re...
Getting new Twitter API consumer and secret keys
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This worked, the answer by Pankaj looks to be an older solution.
– eddyparkinson
Aug 16 '12 at 0:56
2
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Closing WebSocket correctly (HTML5, Javascript)
...t):
To close the connection cleanly, a frame consisting of just a 0xFF byte
followed by a 0x00 byte is sent from one peer to ask that the other peer
close the connection.
If you are writing a server, you should make sure to send a close frame when the server closes a client connect...
Best practices for storing postal addresses in a database (RDBMS)?
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For more international use, one schema to consider is the one used by Drupal Address Field. It's based on the xNAL standard, and seems to cover most international cases. A bit of digging into that module will reveal some nice pearls for interpreting and validating addresses internationally. ...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
I was going through the exercises in Ruby Koans and I was struck by the following Ruby quirk that I found really unexplainable:
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How to ignore xargs commands if stdin input is empty?
...ace, so this sort of thing will happen frequently. You can work around it by using homebrew to install the GNU fileutils.
– edk750
Jul 20 '16 at 19:41
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split string only on first instance of specified character
... this is the best answer. it is also possible to get string after second _ by writing: myString.substring( myString.indexOf('_', myString().indexOf('_') + 1) + 1 )
– muratgozel
Oct 27 '16 at 23:42
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Create a tag in a GitHub repository
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You can create tags for GitHub by either using:
the Git command line, or
GitHub's web interface.
Creating tags from the command line
To create a tag on your current branch, run this:
git tag <tagname>
If you want to include a description with...
Code signing certificate for open-source projects?
...rtificate.) I want to do this so anyone can check that this build was made by me, not by someone else. I also want to create a secure website with a valid SSL certificate so visitors can create their own accounts in a secure way so they can contribute to this project.
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In C#, how to check if a TCP port is available?
... current system tcp connections. This is the same information provided
// by the netstat command line application, just in .Net strongly-typed object
// form. We will look through the list, and if our port we would like to use
// in our TcpClient is occupied, we will set isAvailable to false.
I...