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动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...我估计这是因为他当时将之应用于多线程的程序，比如 MySQL，而多线程的程序因为线程同步方面的原因，off-CPU 图上会有很多噪音，容易掩盖真正有趣的那些部分。而我应用 off-CPU 火焰图的场景是像 Nginx 这样的单线程程序，所以...
Further understanding setRetainInstance(true)
...View(...) {
// Remember add this line
setRetainInstance(true);
return root;
}
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Should a Netflix or Twitter-style web service use REST or SOAP? [closed]
...t there are huge gaping holes in their links. The StackOverflow API has no root page. Imagine how successful the web site would have been if there was no home page for the web site!
You were misled I’m afraid
If you have made it this far, the short answer to your question is those APIs (Netflix ...
What is the difference between quiet NaN and signaling NaN?
...rmal operations when there is no numerical result (e.g., taking the square root of a negative number when the result must be real). Their purpose is generally to allow arithmetic to proceed somewhat normally. E.g., you might have a huge array of numbers, some of which represent special cases that ca...
What exactly does git's “rebase --preserve-merges” do (and why?)
... recent common ancestor(s))
This (these) merge base(s) will serve as a root/boundary for the rebase.
In particular, we'll take its (their) descendants and replay them on top of new parents
Now we can define C, the set of commits to replay. In particular, it's those commits:
1) reachabl...
Logging best practices [closed]
...tag problem, but most good XML writers don't use full XML anyway (i.e., no root element) so they can log without loading the XML DOM. in the uncommon case a problem occurs from a partially written entry, you can manually fix it
– Paul Stovell
Feb 23 '09 at 4:01...
Comparison between Corona, Phonegap, Titanium
... folder because the path gets too long? Must be put on your C drive in the root folder. I currently use a symbolik link (mklink /J ...)
Undocumented methods
You must propably use things as label.setText('Hello World') to change a label reliable but this is not documented at all.
Debugging
Titan...
Call a Server-side Method on a Resource in a RESTful Way
... may be the parent of the new one in a
data-structure sense, the way the root of a tree is the parent of all
its leaf nodes. Or the existing resource may be a special "factory"
resource whose only purpose is to generate other resources. The
representation sent along with a POST request descr...
ObservableCollection Doesn't support AddRange method, so I get notified for each item added, besides
... file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Collections.Generic;
using System.Collections.Specialized;
using System.ComponentModel;
using System.Diagnostics;
namespace System.Collections.ObjectModel
{
/// <summary>
//...
Git and Mercurial - Compare and Contrast
...al; there is no null revision in Git. Both Mercurial and Git can have many root (can have more than one parentless commits; this is usually result of formerly separate projects joining).
See also: Many different kinds of revision specifiers article on Elijah's Blog (newren's).
Personal opinion: I th...