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What to do Regular expression pattern doesn't match anywhere in string?
... type of piece, or for more particular types than these.
I have no failing test cases (left :): I’ve successfully run this code on more than 100,000 HTML files — every single one I could quickly and easily get my hands on. Beyond those, I’ve also run it on files specifically constructed to bre...
Is it possible to await an event instead of another async method?
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@DenisP I improved the version and run a short test.
– Felix Keil
Mar 19 '18 at 14:51
I co...
tomcat - CATALINA_BASE and CATALINA_HOME variables
...sion upgrade needs be, only 1 installation changes required, or need to be tested/verified/signed-off.
Separation of concern (Single responsibility)
Tomcat runtime is standard and does not change during every release process. i.e. Tomcat binaries
Release process may add more stuff as webapplicati...
Simple and fast method to compare images for similarity
...u can be sure to have precise alignment of your template (the icon) to the testing region, then any old sum of pixel differences will work.
If the alignment is only going to be a tiny bit off, then you can low-pass both images with cv::GaussianBlur before finding the sum of pixel differences.
If ...
Flask-SQLAlchemy how to delete all rows in a single table
...User.query.delete() as query object as 'BaseQuery' object is not callable. Tested and verified.
– Shirish Kadam
Jul 13 '19 at 23:29
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Using boolean values in C
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!a == !b is also sufficient for testing equality, non-zeros become zero, and zeros become one.
– ryanpattison
Jul 10 '15 at 14:30
5
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jQuery: checking if the value of a field is null (empty)
...ole.log('not empty');
}
<input id="person_data[document_type]" value="test" />
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How to JSON serialize sets?
... called again, this time with obj being a date object, so you just have to test for it and return a date-representation.
– jterrace
Nov 22 '11 at 17:08
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Why no generics in Go?
...4, 5, 6, 7, 8, 9})
PrintSlice([]string{"a", "b", "c", "d"})
}
You can test this example here https://go2goplay.golang.org/p/I09qwKNjxoq. This playground works just like the usual Go playground, but it supports generic code. See https://blog.golang.org/generics-next-step.
Parametric polymorphism...
How to check if object (variable) is defined in R?
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heh. Happens to me all the time when I am testing out examples before posting, Gavin or Josh have already answered it.
– Maiasaura
Feb 20 '12 at 22:17
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