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How to avoid overflow in expr. A * B - C * D
... What if any of A,B,C,D are negative though? Won't E or F be even bigger then?
– Supr
Nov 6 '12 at 14:36
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Selecting only numeric columns from a data frame
...se the list-apply functions:
nums <- unlist(lapply(x, is.numeric))
Then standard subsetting
x[ , nums]
## don't use sapply, even though it's less code
## nums <- sapply(x, is.numeric)
For a more idiomatic modern R I'd now recommend
x[ , purrr::map_lgl(x, is.numeric)]
Less codey, l...
Angularjs - display current date
... return $filter('date')(new Date(), 'yyyy-MM-dd');
};
}])
and then in your view:
<div ng-app="myApp">
<div>{{'' | currentdate}}</div>
</div>
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improv...
How to change progress bar's progress color in Android
... could not. please help me to solve my issue.. after progress reaches100%, then that time change the color and start progress..i download code from this..stackoverflow.com/questions/18503718/…
– harikrishnan
Aug 29 '13 at 11:20
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What's the difference between istringstream, ostringstream and stringstream? / Why not use stringstr
...ng stream.
Usually I want to either initialize a stream from a string and then parse it; or stream things to a string stream and then extract the result and store it.
If you're streaming to and from the same stream, you have to be very careful with the stream state and stream positions.
Using 'ju...
About “*.d.ts” in TypeScript
...can instead write the d.ts file, which contains only the type annotations. Then from your typescript code you get the typescript benefits of static type checking while still using a pure JS library.
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How to create unit tests easily in eclipse [closed]
...ally generate junits?]
If you are starting new and its a java application then Spring ROO looks very interesting too!
Hope that helps.
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How to exit git log or git diff [duplicate]
...opens a command window which can be exited with :q (but this won't quit vi then).
– Benjamin Bannier
Aug 26 '13 at 22:53
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How do I open a second window from the first window in WPF?
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Can I write this line on Window_Loaded event? If so, then second window is not displaying.
– Manish Dubey
Feb 13 '15 at 7:13
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Mongoose.js: Find user by username LIKE value
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"i" is an argument for choosing a searching flag. "i" then is for case-insensitive. You can read more about it here. developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/…
– PeterBechP
Sep 20 '13 at 17:07
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