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ReactJS state vs prop
...havior.
this.state.data.value = 'but React will never know!';
// 2. This works, because we use setState
var newData = {value: 'it works 2'};
this.setState({data: newData});
// 3. Alternatively you can use React's immutability helpers
// to update more complex models.
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RegEx: Grabbing values between quotation marks
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20 Answers
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Windows recursive grep command-line
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255
findstr can do recursive searches (/S) and supports some variant of regex syntax (/R).
C:\&g...
How to remove the first commit in git?
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answered Sep 24 '15 at 15:55
tzitzi
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SQL Server ':setvar' Error
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240
The :setvar only works in SQL command mode, so you are possibly within normal SQL execution in...
Passing variables in remote ssh command
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If you use
ssh pvt@192.168.1.133 "~/tools/run_pvt.pl $BUILD_NUMBER"
instead of
ssh pvt@192.168.1.133 '~/tools/run_pvt.pl $BUILD_NUMBER'
your shell will interpolate the $BUILD_NUMBER before sending the command string to the remote host.
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How to initialize HashSet values by construction?
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23 Answers
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Setting table row height
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edited May 2 '13 at 15:37
Sam Mussmann
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Finding out whether a string is numeric or not
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241
Here's one way that doesn't rely on the limited precision of attempting to parse the string as...