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What is SELF JOIN and when would you use it? [duplicate]
... don't understand self joins so a layman explanation with an example would be great.
5 Answers
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Get contentEditable caret index position
I'm finding tons of good, crossbrowser anwers on how to SET the cursor or caret index position in a contentEditable element, but none on how to GET or find its index...
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Double vs. BigDecimal?
I have to calculate some floating point variables and my colleague suggest me to use BigDecimal instead of double since it will be more precise. But I want to know what it is and how to make most out of BigDecimal ?
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How to get Android crash logs?
I have an app that is not in the market place (signed with a debug certificate), but would like to get crash log data, whenever my application crashes. Where can I find a log of why my app crashed?
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SQL update query using joins
I have to update a field with a value which is returned by a join of 3 tables.
11 Answers
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Assign variable value inside if-statement [duplicate]
I was wondering whether it is possible to assign a variable a value inside a conditional operator like so:
9 Answers
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Overwriting my local branch with remote branch [duplicate]
I have completely fubar'd my local branch, and would like to start over. The version on the server is correct.
4 Answers
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IntelliJ IDEA jump from interface to implementing class in Java
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Yes.... in mac, it is Apple + ALT + B. You will need to move your cursor to the interface name before invoking the shortcut. I'm not sure what's the shortcut in PC, for if you right click the interface name -> "Go To" -> "Implementations"... the shortcut ...
sed error: “invalid reference \1 on `s' command's RHS”
I run several substitution commands as the core of a colorize script for maven .
One of the sed commands uses a regular expression which works find in the shell as discussed here . The current (not working) implementation can be found here .
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Convert pem key to ssh-rsa format
...ve a certificate in der format, from it with this command I generate a public key:
8 Answers
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