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...ing std::int32_t; etc (annoying because verbose, but it's the right way to do it just like for any other symbol in the C++ standard library)
Use <stdint.h> (slightly bad because deprecated)
Use <cstdint> and assume your implementation will put the symbols in the global namespace (very ba...
How can I have linked dependencies in a git repo?
...ipts, I often use libraries (mine or others') that have their own repos. I don't want to duplicate those in my repo and get stuck with updating them every time a new version comes out.
However, when somebody clones the repo, it should still work locally and not have broken links.
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namespaces for enum types - best practices
.... In a large project, you would not be guaranteed that two distinct enums don't both think they are called eFeelings
For simpler-looking code, I use a struct, as you presumably want the contents to be public.
If you're doing any of these practices, you are ahead of the curve and probably don't ne...
How to detect input type=file “change” for the same file?
I want to fire an event when the user select a file. Doing so with .change event it works if the user changes the file every time.
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Subset of rows containing NA (missing) values in a chosen column of a data frame
...er use =='NA' to test for missing values. Use is.na() instead. This should do it:
new_DF <- DF[rowSums(is.na(DF)) > 0,]
or in case you want to check a particular column, you can also use
new_DF <- DF[is.na(DF$Var),]
In case you have NA character values, first run
Df[Df=='NA'] <- N...
What happens if I define a 0-size array in C/C++?
...ually happens if I define a zero-length array int array[0]; in code? GCC doesn't complain at all.
7 Answers
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Angular ng-repeat Error “Duplicates in a repeater are not allowed.”
...13/06/15/duplicates-in-a-repeater-are-not-allowed-in-angularjs/
AngularJS does not allow duplicates in a ng-repeat directive. This means if you are trying to do the following, you will get an error.
// This code throws the error "Duplicates in a repeater are not allowed.
// Repeater: row in [1,1,1...
Intent - if activity is running, bring it to front, else start a new one (from notification)
...is site: Make sure to get rid of other changes you tried and make sure you do this change to the correct activity. Took me far too long to find out that this solution would've worked if I hadn't tried other solutions as well (e.g. overriding onNewIntent and setting flags)
– lu...
Group by month and year in MySQL
...wered Mar 26 '14 at 9:26
John McDonnellJohn McDonnell
1,34022 gold badges1717 silver badges1717 bronze badges
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Git 'fatal: Unable to write new index file'
I've seen many of the other threads about this and they don't help.
24 Answers
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