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Calling closure assigned to object property directly

... I know this is old, but I think Traits nicely handle this problem if you are using PHP 5.4+ First, create a trait that makes properties callable: trait CallableProperty { public function __call($method, $args) { if...
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Enable the display of line numbers in Visual Studio

...rs in a source file? Is there any way to enable it, or a plugin for it? I know that the number of lines of code in a program doesn't matter, but sometimes it is nice to know how long a program is or the number of a particular line for reference. ...
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Call apply-like function on each row of dataframe with multiple arguments from each row

... thanks @agstudy, that worked! do you know if there is any way to specify the args by name instead of by index? so, for testFunc, something like apply(dat[,c('x','z')], 1, [pseudocode] testFunc(a=x, b=y))? the reason is that I am calling power.t.test in this ma...
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Import a file from a subdirectory?

... community has produced the PSR-4 standard and Composer implements it, and nowadays nobody has to worry about that. And no stupid hardcoded __init__ files (but if you want it, just register an autoloading hook ! This is the difference between hacky and hackable). – Morgan Touve...
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jQuery DataTables: control table width

...e to a modal, i'm using bootstrap and I got stuck with this issue..do you know how to implement it using bootstrap modal instead of tabs?..i really need your help – cfz Sep 23 '13 at 10:20 ...
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Split a String into an array in Swift?

... This answer works in Xcode 7 beta 4 and Swift 2.0. Xcode now auto-completes Foundation methods on Swift String objects without type casting to an NSString, which is not the case in Xcode 6.4 with Swift 1.2. – Andrew Jul 21 '15 at 22:31 ...
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How to set environment variable for everyone under my linux system?

... As well as /etc/profile which others have mentioned, some Linux systems now use a directory /etc/profile.d/; any .sh files in there will be sourced by /etc/profile. It's slightly neater to keep your custom environment stuff in these files than to just edit /etc/profile. ...
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Map implementation with duplicate keys

...ace Class1 and Class2 with the types you want to use for keys and values. Now you can put them into an array or a list and iterate over them: Pair[] pairs = new Pair[10]; ... for (Pair pair : pairs) { ... } share ...
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How do I unload (reload) a Python module?

....4, in favour of importlib (thanks @Stefan!). I think, therefore, you’d now use importlib.reload(module), although I’m not sure. share | improve this answer | follow ...
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How do detect Android Tablets in general. Useragent?

... Now that Google released Chrome for Android, your approach might get a little problematic. Because, Chrome on Android will report itself as "Chrome Mobile" instead of the usual "Mobile Safari" as the stock Android browser is ...