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Normal arguments vs. keyword arguments
...tion them after all of the arguments without names (positional arguments), and there must be default values for any parameters which were not mentioned at all.
The other concept is on the function definition side: you can define a function that takes parameters by name -- and you don't even have to...
How can I specify a branch/tag when adding a Git submodule?
...s means, when someone else checks out your repository, or pulls your code, and does git submodule update, the submodule is checked out to that particular commit.
This is great for a submodule that does not change often, because then everyone on the project can have the submodule at the same commi...
how does Array.prototype.slice.call() work?
I know it is used to make arguments a real array, but I don't understand what happens when using Array.prototype.slice.call(arguments)
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Adding a favicon to a static HTML page
...en the server goes down. How can I put a favicon that I made (it's 16x16px and it's sitting in the same directory as the HTML file; it's called favicon.ico) as the "tab" icon as it were? I have read up on Wikipedia and looked at a few tutorials and have implemented the following:
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What is the difference between CHARACTER VARYING and VARCHAR in PostgreSQL?
...rchar, so no difference, see documentation :)
The notations varchar(n) and char(n)
are aliases for character varying(n)
and character(n), respectively.
character without length specifier is
equivalent to character(1). If
character varying is used without
length specifier, the type ac...
What is Compass, what is sass…how do they differ?
I would like to start using compass and sass to speed up development. At the moment, I have installed Sass on a mac and instructed it to watch scss file for input, and a css file for generated output.
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Python if-else short-hand [duplicate]
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The most readable way is
x = 10 if a > b else 11
but you can use and and or, too:
x = a > b and 10 or 11
The "Zen of Python" says that "readability counts", though, so go for the first way.
Also, the and-or trick will fail if you put a variable instead of 10 and it evaluates to Fals...
How to set xlim and ylim for a subplot in matplotlib [duplicate]
I would like to limit the X and Y axis in matplotlib but for a speific subplot. As I can see
subplot figure itself doesn't have any axis property. I want for example to change only the limits for the second plot!
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mongodb, replicates and error: { “$err” : “not master and slaveOk=f...
mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435出现这个错误的原因是在从库上执行命令导致，默认情况下只有主库可以执行命令。当然可以通过设置使得从库也能执行命令，具体参见：http: s 出现...
Find files and tar them (with spaces)
...ne except if the files have spaces in them. This is how I'm finding files and adding them to a tar archive:
9 Answers
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