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lenses, fclabels, data-accessor - which library for structure access and mutation is better
...wtype T r a = Cons { decons :: a -> r -> (a, r) }
Consequently, in order to get the value of a lens, you must submit an undefined value for the 'a' argument! This strikes me as an incredibly ugly and ad hoc implementation.
That said, Henning has included the template-haskell plumbing to aut...
Load a WPF BitmapImage from a System.Drawing.Bitmap
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Using ImageFormat.Bmp is an order of magnitude faster.
– RandomEngy
Mar 7 '10 at 20:35
20
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CSS: how do I create a gap between rows in a table?
...ls for the disabled, and common plugins for exporting/sorting/reformatting/etc). There are many reasons to use styles to control the styling, rather than shoving fake stuff in, as a general rule. Read about Semantic Markup for more info.
– MGOwen
Jul 16 at 7:05...
Getting RAW Soap Data from a Web Reference Client running in ASP.net
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{
private static readonly ILog log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private Stream oldStream;
private Stream newStream;
public override object GetInitializer(LogicalMethodInfo methodInfo, SoapExtensionAttribute attribute)
{
return nul...
Changing the cursor in WPF sometimes works, sometimes doesn't
...like this solution as I believe it will work better with MVVM, viewmodels, etc.
– Rod
Feb 17 '16 at 21:43
The problem ...
How to specify an area name in an action link?
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If you can not use standart web aplication link like About, Home, Contac etc from area. You change lines
@Html.ActionLink("Ana Sayfa", "Index", "Home", new { area = "" }, new {})
from
Views\Shared_Layout.cshtml
share...
Can dplyr package be used for conditional mutating?
...== 4, g := 3L]
df[a %in% c(2,5,7) | (a==1 & b==4), g := 2L]
Note the order of conditional statements is reversed to get g correctly. There's no copy of g made, even during the second assignment - it's replaced in-place.
On larger data this would have better performance than using nested if-el...
What APIs are used to draw over other apps (like Facebook's Chat Heads)?
...head.Because in the above code output the circle have some space from the border.In Facebook the bubble doesn't have that space
– Debugger
Feb 10 '15 at 12:30
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Why does my application spend 24% of its life doing a null check?
...npractical. Not in the least because you typically cannot predict in which order the nodes of the tree will be visited. A red-black tree might help, it isn't clear from the question. So a simple conclusion to draw is that it is already running as fast you can hope for. And if you need it to go faste...
Determining the current foreground application from a background task or service
...d, which knows when any of the built-in applications (messaging, contacts, etc) is running.
13 Answers
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