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Dependency Inject (DI) “friendly” library
...eed a short-lived object, or to construct the dependency based on a value known only at run-time.
See this for more information.
Compose only at the Last Responsible Moment
Keep objects decoupled until the very end. Normally, you can wait and wire everything up in the application's entry point. T...
Useless use of cat?
...single greps you learn the placement of the file argument and it is ready knowledge that the first is the pattern and the later ones are file names.
It was a conscious choice to use cat when I answered the question, partly because of a reason of "good taste" (in the words of Linus Torvalds) but chi...
What is the minimum valid JSON?
...carefully read the JSON description http://json.org/ but I'm not sure I know the answer to the simple question. What strings are the minimum possible valid JSON?
...
What is the difference between Pan and Swipe in iOS?
...seful for you to add (unless there are differences between how things work now and how they worked in the accepted answer).
– Vince O'Sullivan
May 30 '17 at 10:00
...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
... = A[i][j];
which is just horrible for a modern CPU. One solution is to know the details about your cache system and tweak the algorithm to avoid those problems. Works great as long as you know those details.. not especially portable.
Can we do better than that? Yes we can: A general approach to ...
Is a statically-typed full Lisp variant possible?
...s = CCons Cons Cons
| forall a. Atomic a => CAtom a
But now you come to the crux of the matter. What can you do with atoms in this kind of structure? What structure do they have in common that could be modeled with Atomic a? What level of type safety are you guaranteed with such a...
Prevent flicker on webkit-transition of webkit-transform [duplicate]
...
Note, when using translate3d(0,0,0) anywhere Chrome now breaks any background-position: cover that you may or may not have.
– justnorris
Jul 31 '13 at 10:49
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What are the most widely used C++ vector/matrix math/linear algebra libraries, and their cost and be
...usability, and low runtime/compile time overhead. Eigen looks much better now than it did at that point, so I can't judge between them. However, I've been very happy with GMTL for our uses.
– Reed Copsey
Sep 9 '09 at 18:05
...
How to decide when to use Node.js?
...sistent connection from the browser back to the server. Using a technique known as "long-polling", you can write an application that sends updates to the user in real time. Doing long polling on many of the web's giants, like Ruby on Rails or Django, would create immense load on the server, because ...
【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...elimited("cork app bug 2\n");
err = -EINVAL;
goto out;
}
/*
* Now cork the socket to pend data.
*/
fl4 = &inet->cork.fl.u.ip4;
fl4->daddr = daddr;
fl4->saddr = saddr;
fl4->fl4_dport = dport;
fl4->fl4_sport = inet->inet_sport;
up->pending = AF_INET; //标记，表明正在...