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Cannot add or update a child row: a foreign key constraint fails
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– Brian Driscoll
Feb 15 '11 at 15:20
Hmm... it's definitely not a good idea to mix named parameters with unnamed para...
How to count instances of character in SQL Column
I have an sql column that is a string of 100 'Y' or 'N' characters. For example:
16 Answers
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How to convert R Markdown to PDF?
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70
Updated Answer (10 Feb 2013)
rmarkdown package:
There is now an rmarkdown package available on...
ViewPager and fragments — what's the right way to store fragment's state?
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10 Answers
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If strings are immutable in .NET, then why does Substring take O(n) time?
...allum Watkins
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answered Jul 19 '11 at 16:25
Eric LippertEric Lippert
599k16...
Check if a string has a certain piece of text [duplicate]
...ere you go: ES5
var test = 'Hello World';
if( test.indexOf('World') >= 0){
// Found world
}
With ES6 best way would be to use includes function to test if the string contains the looking work.
const test = 'Hello World';
if (test.includes('World')) {
// Found world
}
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Tooltip on image
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edited Sep 4 '18 at 17:01
answered Jul 30 '12 at 7:25
Ma...
Apache not starting on MAMP Pro
...rrectly. Make sure the ports are Apache defaults, NOT MAMP defaults (port 80 etc). If it works straight away, this should not apply to you.
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How to access parent scope from within a custom directive *with own scope* in AngularJS?
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Mark RajcokMark Rajcok
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How to check String in response body with mockMvc
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answered Aug 20 '13 at 13:36
Sotirios DelimanolisSotirios Delimanolis
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