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Check status of one port on remote host [closed]

I need a command line that can check the port status on a remote host. I tried ping xxx.xxx.xxx.xxx:161 but it doesn't recognize the "host". I thought it was a "good" answer until I did the same command against a host I know has that port open. This is for a batch file on Windows that will chec...
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Obtaining a powerset of a set in Java

... Yes, it is O(2^n) indeed, since you need to generate, well, 2^n possible combinations. Here's a working implementation, using generics and sets: public static <T> Set<Set<T>> powerSet(Set<T> originalSet) { Set<Set<T>> sets = new HashSet<Set<T>>(...
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Vim clear last search highlighting

... From http://twitter.com/jonbho/status/2194406821 " Clear highlighting on escape in normal mode nnoremap <esc> :noh<return><esc> nnoremap <esc>^[ <esc>^[ The second line is needed for mapping to the...
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Remove blank lines with grep

...e about how/why this works, I recommend reading up on regular expressions. http://www.regular-expressions.info/tutorial.html share | improve this answer | follow ...
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Map a network drive to be used by a service

...e. You can just create a link in the file system that any app can use. See http://en.wikipedia.org/wiki/NTFS_symbolic_link. share | improve this answer | follow ...
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How to show first commit by 'git log'?

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Get column index from column name in python pandas

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How to get the caller's method name in the called method?

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What is the difference between object keys with quotes and without quotes?

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Nested classes' scope?

...ass A: a = 42 b = list(a + i for i in range(10)) http://docs.python.org/reference/executionmodel.html#naming-and-binding The above means: a function body is a code block and a method is a function, then names defined out of the function body present in a class definition...