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Force unmount of NFS-mounted directory [closed]

... Where 192.0.2.55 is the IP of the NFS server that went away. You should then be able to ping the address, and you should also be able to unmount the filesystem (use unmount -f). You should then destroy the aliased interface so you no longer route traffic to the old NFS server to yourself with: ...
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How to merge remote changes at GitHub?

...I got the same issue, but after you do the git pull, do another commit and then it should be good – Patrick Jan 10 '12 at 15:28 20 ...
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Cannot open backup device. Operating System error 5

...e backing up across the network and your SQL is running as "Local Service" then you are in trouble ... you can try assigning permissions or it may be easier to backup locally and xcopy across outside of SQL Server (an hour later). NOTE 3: If you're running as network service then SOMETIMES the remo...
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How to select a drop-down menu value with Selenium using Python?

..., you don't actually need to execute the click. Just find the element and then enumerate the options, selecting the option(s) you want. Here is an example: from selenium import webdriver b = webdriver.Firefox() b.find_element_by_xpath("//select[@name='element_name']/option[text()='option_text']")...
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What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?

...P1_CI_AS do?" means "What does the COLLATE clause of CREATE DATABASE do?", then: The COLLATE {collation_name} clause of the CREATE DATABASE statement specifies the default Collation of the Database, and not the Server; Database-level and Server-level default Collations control different things. Se...
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What is the best way to force yourself to master vi? [closed]

... It's much faster and you won't need to take your hands off the keyboard. Then I'd watch my screencasts: http://www.youtube.com/watch?v=FcpQ7koECgk http://www.youtube.com/watch?v=c6WCm6z5msk http://www.youtube.com/watch?v=BPDoI7gflxM http://www.youtube.com/watch?v=J1_CfIb-3X4 Then, just practi...
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Can I multiply strings in Java to repeat sequences? [duplicate]

... No, but you can in Scala! (And then compile that and run it using any Java implementation!!!!) Now, if you want to do it the easy way in java, use the Apache commons-lang package. Assuming you're using maven, add this dependency to your pom.xml: <...
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Rails: What's a good way to validate links (URLs)?

...st Now, let me give you some solutions. If you want to validate a domain, then you need to forget about regular expressions. The best solution available at the moment is the Public Suffix List, a list maintained by Mozilla. I created a Ruby library to parse and validate domains against the Public S...
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Synchronise ScrollView scroll positions - android

...d(ObservableScrollView scrollView, int x, int y, int oldx, int oldy); } Then we need to override the ScrollView class, to provide the ScrollViewListener hook. package com.test; import android.content.Context; import android.util.AttributeSet; import android.widget.ScrollView; public class Obse...
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How can a LEFT OUTER JOIN return more records than exist in the left table?

... table, and you only want one row returned for each row in the LEFT table, then you have no need to perform a JOIN at all and can just do a SELECT directly from the LEFT table. share | improve this ...