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What does “Splats” mean in the CoffeeScript tutorial?
... arguments. Splatted arguments can come either before, after, or between standard arguments:
(first, rest...) ->
(rest..., last) ->
(first, rest..., last) ->
In the first two cases, if the function receives 0-1 arguments, rest will be an empty array. In the last case, the function needs ...
How do I bind a WPF DataGrid to a variable number of columns?
...ableColumnsPropertyChanged: 1. Check dataGrid for null before accessing it and throw an exception with good explanation about binding only to DataGrid. 2. Check e.OldValue for null and unsubscribe from CollectionChanged event to prevent memory leaks. Just for your convince.
– M...
Format Float to n decimal places
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You may also pass the float value, and use:
String.format("%.2f", floatValue);
Documentation
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Transpose a data frame
I need to transpose a large data frame and so I used:
4 Answers
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Get visible items in RecyclerView
...d to work with View.getGlobalVisibleRect(...) , but that hack is too ugly and does not always work too.
9 Answers
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Checking if an object is a given type in Swift
I have an array that is made up of AnyObject . I want to iterate over it, and find all elements that are array instances.
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How to change position of Toast in Android?
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From the documentation,
Positioning your Toast
A standard toast notification appears near the bottom of the screen,
centered horizontally. You can change this position with the
setGravity(int, int, int) method. This accepts three parameters: a
Gravity constant, an x-pos...
How to properly stop the Thread in Java?
...t in the class scope.
When you wish to stop the thread, you set this flag and call join() on the thread and wait for it to finish.
Make sure that the flag is thread safe by using a volatile variable or by using getter and setter methods which are synchronised with the variable being used as the fl...
The 'packages' element is not declared
...e, not just only for nuget). But since the file is auto-generated is safe (and only used by nuget - which handles the XML just fine) it is perfectly fine to ignore the warnings.
– Joel
Sep 24 '14 at 11:54
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How to prevent a jQuery Ajax request from caching in Internet Explorer?
... old answer, just wondering if this affects all ajax like calls (ajax, get and post) or only specific ajax calls?
– Lumpy
Jan 26 '13 at 19:21
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