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How to determine equality for two JavaScript objects?
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edited Aug 9 '14 at 13:53
Peter Mortensen
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Error when trying to obtain a certificate: The specified item could not be found in the keychain
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edited Jun 7 '16 at 15:01
BlitzKraig
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answered Oc...
Android ViewPager - Show preview of page on left and right
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Zeeshan Shabbir
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answered Apr 29 '14 at 5:14
Jiju InduchoodanJ...
C#: Printing all properties of an object [duplicate]
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edited Aug 26 at 17:50
Robert Harvey
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How to change credentials for SVN repository in Eclipse?
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http://subclipse.tigris.org/wiki/PluginFAQ#head-d507c29676491f4419997a76735feb6ef0aa8cf8:
Usernames and passwords
Subclipse does not collect or store username and password credentials when defining a repository. This is because the JavaHL and SVNKit client adapters are int...
Finding duplicate values in MySQL
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1564
Do a SELECT with a GROUP BY clause. Let's say name is the column you want to find duplicates i...
File input 'accept' attribute - is it useful?
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0b100110b10011
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71
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How do I make an HTML text box show a hint when empty?
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365
Another option, if you're happy to have this feature only for newer browsers, is to use the supp...
Constructors vs Factory Methods [closed]
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GlennGlenn
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21
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How to create a bash script to check the SSH connection?
...th the return-value ssh gives you:
$ ssh -q user@downhost exit
$ echo $?
255
$ ssh -q user@uphost exit
$ echo $?
0
EDIT: Another approach would be to use nmap (you won't need to have keys or login-stuff):
$ a=`nmap uphost -PN -p ssh | grep open`
$ b=`nmap downhost -PN -p ssh | grep open`
$ ech...