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Access parent DataContext from DataTemplate
...ms with the relative source in Silverlight. After searching and reading I did not find a suitable solution without using some additional Binding library. But, here is another approach for gaining access to the parent DataContext by directly referencing an element of which you know the data context. ...
Why can't the tag contain a tag inside it?
...
I have a habit of avoiding the specs, the most authoritative documents we have for things like this, because they aren't fun to read. +1 for actually reading them, understanding them, and using them to answer questions.
– St...
What is causing “Unable to allocate memory for pool” in PHP?
... case I had to change from file-backed to POSIX-compliant in order to get rid of the error.
– Attila Fulop
Jul 24 '12 at 9:45
4
...
Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Android微信智能心跳方案前言：在13年11月中旬时，因为基础组件组人手紧张，Leo安排我和春哥去广州轮岗支援。刚到广州的时候，Ray让我和春哥对Line和WhatsApp的心跳...
前言：在13年11月中旬时，因为基础组件组人手紧张，Leo安...
淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...求和数据直接在Nginx服务器或者Web代理服务器（Varnish、Squid等）上直接返回（可以减少数据的序列化与反序列化），不要将请求落到Java层上，让Java层只处理很少数据量的动态请求，当然针对这些请求也有一些优化手段可以使用...
Why is “Set as Startup” option stored in the suo file and not the sln file?
...ant a class library as a startup project. I don't see why MS couldn't provide a proper mechanism (not what seems like a hack, ie. putting the default one at the top in the .sln file) for setting a global default startup project, and then allowing an .suo to override it if desired.
...
With bash, how can I pipe standard error into another process?
...
I tried this. It didn't work ( weston --help 2> >(less) ), and it broke my shell, I had to exit and log back in.
– Rolf
Mar 1 '18 at 20:47
...
Use CSS3 transitions with gradient backgrounds
...ckground-size:1px 200px;
border-radius: 10px;
border: 1px solid #839DB0;
cursor:pointer;
width: 150px;
height: 100px;
}
#DemoGradient:Hover{
background-position:100px;
}
<div id="DemoGradient"></div>
...
CALayer with transparent hole in it
I have a simple view (left side of the picture) and i need to create some kind of overlay (right side of the picture) to this view. This overlay should have some opacity, so the view bellow it is still partly visible.
Most importantly this overlay should have a circular hole in the middle of it so i...
Install a .NET windows service without InstallUtil.exe
...Type = System.ServiceProcess.ServiceStartMode.Automatic;
}
}
static void Install(bool undo, string[] args)
{
try
{
Console.WriteLine(undo ? "uninstalling" : "installing");
using (AssemblyInstaller inst = new AssemblyInstaller(typeof(Program).Assembly, args))
{
...