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How do lexical closures work?
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Python is actually behaving as defined. Three separate functions are created, but they each have the closure of the environment they're defined in - in this case, the global environment (or the outer function's environment if the loop is placed inside anoth...
I want to get the type of a variable at runtime
I want to get the type of a variable at runtime.
How do I do this?
4 Answers
4
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How to kill all processes matching a name?
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From man 1 pkill
-f The pattern is normally only matched against the process name.
When -f is set, the full command line is used.
Which means, for example, if we see these lines in ps aux:
apache 24268 0.0 ...
Difference between fold and reduce?
Trying to learn F# but got confused when trying to distinguish between fold and reduce . Fold seems to do the same thing but takes an extra parameter. Is there a legitimate reason for these two functions to exist or they are there to accommodate people with different backgrounds? (E.g.: String ...
Format numbers to strings in Python
I need to find out how to format numbers as strings. My code is here:
8 Answers
8
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Automate ssh-keygen -t rsa so it does not ask for a passphrase
... -t rsa with out a password i.e. enter at the prompt.
How can I do that from a shell script?
7 Answers
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grep exclude multiple strings
I am trying to see a log file using tail -f and want to exclude all lines containing the following strings:
7 Answers
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What is a “static” function in C?
The question was about plain c functions, not c++ static methods, as clarified in comments.
12 Answers
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How do I prevent 'git diff' from using a pager?
Is there a command line switch to pass to git diff and other commands that use the less pager by default?
17 Answers
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How do I upload a file with metadata using a REST web service?
...content"
}
The client can then use this ContentUrl and do a PUT with the file data.
The nice thing about this approach is when your server starts get weighed down with immense volumes of data, the url that you return can just point to some other server with more space/capacity. Or you could impl...