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What's the best way to inverse sort in scala?
...way of changing the sign, if you sort by some numeric value
list.sortBy(- _.size)
More generally, sorting may be done by method sorted with an implicit Ordering, which you may make explicit, and Ordering has a reverse (not the list reverse below)
You can do
list.sorted(theOrdering.reverse)
If...
How can I copy the output of a command directly into my clipboard?
... down the complete procedure just in case anyone else needs it.
First install a 16 kB program called xclip:
sudo apt-get install xclip
You can then pipe the output into xclip to be copied into the clipboard:
cat file | xclip
To paste the text you just copied, you shall use:
xclip -o
To si...
Download file from an ASP.NET Web API method using AngularJS
...he requested file simply by using the code below, and this is supported in all browsers, and will obviously trigger the WebApi request just the same.
$scope.downloadFile = function(downloadPath) {
window.open(downloadPath, '_blank', '');
}
Ajax binary download method:
Using ajax to downlo...
How to handle both a single item and an array for the same property using JSON.net
....Categories));
Console.WriteLine();
}
}
}
And finally, here is the output of the above:
email: john.doe@sendgrid.com
timestamp: 1337966815
event: open
categories: newuser, transactional
email: jane.doe@sendgrid.com
timestamp: 1337966815
event: open
categories: olduser
F...
How to set -source 1.7 in Android Studio and Gradle
...
This is essentially the same as the accepted answer.
– Kerem
Aug 12 '15 at 12:20
1
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C/C++获取Windows的CPU、内存、硬盘使用率 - C/C++ - 清泛网 - 专注C/C++及内核技术
...率1.获取Windows系统内存使用率 Win 内存 使用率 DWORD getWin_MemUsage(){MEMORYSTATUS ms;::GlobalMemoryStatus(&ms);return ms.d...1.获取Windows系统内存使用率
//Win 内存 使用率
DWORD getWin_MemUsage()
{
MEMORYSTATUS ms;
::GlobalMemoryStatus(&ms);
return ms.dwMe...
NSAttributedString add text alignment
...paragraphRef};
NSAttributedString *attributedString = [[NSAttributedString alloc] initWithString:@"Hello World" attributes:attributes];
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How to hide “Showing 1 of N Entries” with the dataTables.js library
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This is a better answer than mine, if all you want to do is hide it. If you need to style it, its nice that Allan has wrapped each element in it's own class so you can get at it.
– Daiku
Oct 18 '13 at 11:54
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Variable number of arguments in C++?
...u can probably do what you want to do in a safer and simpler way. Technically to use variable number of arguments in C you include stdarg.h. From that you'll get the va_list type as well as three functions that operate on it called va_start(), va_arg() and va_end().
#include<stdarg.h>
int...
In Django, how does one filter a QuerySet with dynamic field lookups?
...a custom ModelField/FormField/WidgetField that implemented the behavior to allow the user to, on the GUI side, basically "build" a query, never seeing the actual text, but using an interface to do so. Sounds like a neat project...
– T. Stone
Sep 23 '09 at 20:2...