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Javascript reduce() on Object
...u want the result as an Object ({ value: ... }), you'll have to initialize and return the object each time:
Object.keys(o).reduce(function (previous, key) {
previous.value += o[key].value;
return previous;
}, { value: 0 });
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Why can I use auto on a private type?
I was somehow surprised that the following code compiles and runs (vc2012 & gcc4.7.2)
4 Answers
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@ character before a function call
... In some cases, I do see the error being reported by the configured error handler and in other cases it does seem to get reported.
– fritzmg
Mar 6 '16 at 10:40
2
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Should I use an exception specifier in C++?
... x.x();
}
The copies might throw, the parameter passing might throw, and x() might throw some unknown exception.
Exception-specifications tend to prohibit extensibility.
virtual void open() throw( FileNotFound );
might evolve into
virtual void open() throw( FileNotFound, SocketNotReady, In...
Thymeleaf: how to use conditionals to dynamically add/remove a CSS class
...ou could just inject the desired class into the model from the controller, and then have th:classappend="${theRightClass}"
– demaniak
Sep 7 '17 at 14:30
1
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Label points in geom_point
...l players with PTS > 25 or < 18
# align text vertically with nudge_y and allow the labels to
# move horizontally with direction = "x"
ggplot(nba, aes(x= MIN, y = PTS, label = Name)) +
geom_point(color = dplyr::case_when(nba$PTS > 25 ~ "#1b9e77",
nb...
Convert MySql DateTime stamp into JavaScript's Date format
...can take a MySQL datetime data type value, such as YYYY-MM-DD HH:MM:SS and either parse it or convert it to work in JavaScript's Date() function, for example:- Date('YYYY, MM, DD, HH, MM, SS);
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efficient way to implement paging
Should I use LINQ's Skip() and Take() method for paging, or implement my own paging with a SQL query?
10 Answers
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npm - how to show the latest version of a package
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npm view, npm show, npm info, and npm v all do the same thing.
– Evan Hahn
May 26 '14 at 8:36
4
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Async call with await in HttpClient never returns
... C# metro application on the Win8 CP; this call simply hits a web service and returns JSON data.
3 Answers
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