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Linux bash: Multiple variable assignment
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First thing that comes into my mind:
read -r a b c <<<$(echo 1 2 3) ; echo "$a|$b|$c"
output is, unsurprisingly
1|2|3
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How do I return rows with a specific value first?
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196
On SQL Server, Oracle, DB2, and many other database systems, this is what you can use:
ORDER ...
How do you reverse a string in place in JavaScript?
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51 Answers
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Exit a Script On Error
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138
Are you looking for exit?
This is the best bash guide around.
http://tldp.org/LDP/abs/html/
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SQL Query to concatenate column values from multiple rows in Oracle
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With arrays, why is it the case that a[5] == 5[a]?
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How to create a colored 1x1 UIImage on the iPhone dynamically?
I would like to create a 1x1 UIImage dynamically based on a UIColor.
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In a Bash script, how can I exit the entire script if a certain condition occurs?
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Try this statement:
exit 1
Replace 1 with appropriate error codes. See also Exit Codes With Special Meanings.
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How can you use an object's property in a double-quoted string?
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166
When you enclose a variable name in a double-quoted string it will be replaced by that variabl...
Why is it OK to return a 'vector' from a function?
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answered Mar 26 '14 at 8:22
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