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How to exit if a command failed?
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Try:
my_command || { echo 'my_command failed' ; exit 1; }
Four changes:
Change && to ||
Use { } in place of ( )
Introduce ; after exit and
spaces after { and before }
Since you want to print the message and exit only when the command fails ( exits with non-zero va...
Convert string to List in one line?
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edited Feb 16 '11 at 1:19
answered Feb 16 '11 at 1:09
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How do I check/uncheck all checkboxes with a button using jQuery?
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edited Jan 15 '13 at 11:37
Michael J. Lee
10.9k33 gold badges1919 silver badges3939 bronze badges
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HTML/CSS: Make a div “invisible” to clicks?
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159
It can be done using CSS pointer-events. This property is supported in Firefox 3.6+, Chrome 2+...
Rsync copy directory contents but not directory itself
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196
Try rsync -av ~/foo/ user@remote.com:/var/www/bar/
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How do I prompt a user for confirmation in bash script? [duplicate]
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10 Answers
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Error TF30063: You are not authorized to access … \DefaultCollection
...ew (Team Foundation Service) with one of my projects with Visual Studio 2012. I'm also using an on-premises TFS server with most of my projects. When I use my on-premises TFS after using TFS preview and go back to using TFS preview, I get this error:
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Creating C macro with ## and __LINE__ (token concatenation with positioning macro)
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177
The problem is that when you have a macro replacement, the preprocessor will only expand the m...