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How to reorder data.table columns (without copying)
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Small clarification: setcolorder moves the column pointers around without using any working memory at all. That sentence about using working memory as large as one column is just about setkey really.
– Matt Dowle
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How to concatenate strings with padding in sqlite
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The || operator is "concatenate" - it joins together the two strings of
its operands.
From http://www.sqlite.org/lang_expr.html
For padding, the seemingly-cheater way I've used is to start with your target string, say '0000', concatenate '0000...
DbArithmeticExpression arguments must have a numeric common type
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I know that this is an old question but in your specific case instead of using DBFunctions as suggested by @GertArnold , couldn't you just invert the operation move out the arithmetic in question from the Lambda?
After all clientDateTime and time24 are fix values so their differen...
Angular ng-if=“” with multiple arguments
...d Aug 9 '17 at 15:40
Brendan MetcalfeBrendan Metcalfe
30766 silver badges66 bronze badges
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Regular expression to limit number of characters to 10
I am trying to write a regular expression that will only allow lowercase letters and up to 10 characters. What I have so far looks like this:
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Make Heroku run non-master Git branch
...'s gotten to the point where I want to make an alternate test server (so I can test Heroku workers without messing up production).
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How can I set the text of a WPF Hyperlink via data binding?
...xplicitly use a TextBlock.
<TextBlock>
<Hyperlink Command="local:MyCommands.ViewDetails" CommandParameter="{Binding}">
<TextBlock Text="{Binding Path=Name}"/>
</Hyperlink>
</TextBlock>
Update: Note that as of .NET 4.0 the Run.Text property can now b...
Difference between json.js and json2.js
Can someone tell me what the difference is between the 2 JSON parsers?
3 Answers
3
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Can I use twitter bootstrap without jquery?
...wered Jan 30 '13 at 16:23
Bruno CamposBruno Campos
2,07911 gold badge2020 silver badges3232 bronze badges
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How to count items in JSON object using command line?
...th a key that contains an array, i.e. { "key": [elem1, elem2] } , then you can use use jq '.[] | length' file.json
– bitek
Jan 27 '15 at 15:10
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