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Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
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By default compilers optimize for "average" processor. Since different processors favor differ...
Understanding REST: Verbs, error codes, and authentication
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When dealing with a Member URI like: http://example.com/resources/7HOU57Y
GET: Retrieve a representation of the addressed member of the collection expressed in an appropriate MIME type.
PUT: Update the addressed member of the collection or create it with the specified ID.
POST: Treats the add...
分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...和它的无解证明首先由E.A.Akkoyunlu,K.Ekanadham和R.V.Huber于1975年在《一些限制与折衷的网络通信设计》一文中发表，就在这篇文章的第73页中一段描述两个黑帮之间的通信中被阐明。 1978年，在Jim Gray的《数据库操作系统注意事项》一...
Bootstrap NavBar with left, center or right aligned items
...: 768px) {
.navbar-nav.navbar-center {
position: absolute;
left: 50%;
transform: translatex(-50%);
}
}
http://www.bootply.com/SGYC6BWeBK
Option 3 - Center both brand and links
.navbar .navbar-header,
.navbar-collapse {
float:none;
display:inline-block;
vertical-alig...
How using try catch for exception handling is best practice
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15 Answers
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How to convert a std::string to const char* or char*?
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you could, but strdup is not a c or c++ standard function, it's from posix :)
– Johannes Schaub - litb
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Clang vs GCC - which produces faster binaries? [closed]
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Here are some up-to-date albeit narrow findings of mine with GCC 4.7.2
and Clang 3.2 for C++.
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How to access parent scope from within a custom directive *with own scope* in AngularJS?
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edited May 23 '17 at 11:55
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answered Jul 27 '13 at 17:25
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How to get client's IP address using JavaScript?
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50 Answers
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What is a “cache-friendly” code?
...tching, pipelines and concurrency. For instance, modern CPUs spend around 85% of die on caches and up to 99% for storing/moving data!
There is quite a lot to be said on the subject. Here are a few great references about caches, memory hierarchies and proper programming:
Agner Fog's page. In his exc...