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What is non-blocking or asynchronous I/O in Node.js?
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Rails 2.3-style plugins and deprecation warnings running task in Heroku
I'm upgrading to Rails 3.2, and running rake db:migrate gives me several errors of the form:
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Can a variable number of arguments be passed to a function?
...; manyArgs(1)
I was called with 1 arguments: (1,)
>>> manyArgs(1, 2, 3)
I was called with 3 arguments: (1, 2, 3)
As you can see, Python will unpack the arguments as a single tuple with all the arguments.
For keyword arguments you need to accept those as a separate actual argument, as sho...
Alphabet range in Python
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>>> import string
>>> string.ascii_lowercase
'abcdefghijklmnopqrstuvwxyz'
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Create an array with same element repeated multiple times
In Python, where [2] is a list, the following code gives this output:
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Checking to see if one array's elements are in another array in PHP
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You can use array_intersect().
$result = !empty(array_intersect($people, $criminals));
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What does a b prefix before a python string mean?
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Iterating Over Dictionary Key Values Corresponding to List in Python
Working in Python 2.7. I have a dictionary with team names as the keys and the amount of runs scored and allowed for each team as the value list:
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App Inventor 2 API通信教程 - Web组件调用RESTful API · App Inventor 2 中文网
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Subscripts in plots in R
...to write subscripts in the title or the subtitle in R.
How can I write v 1,2 with 1,2 as subscripts?
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