大约有 28,000 项符合查询结果（耗时：0.0479秒） [XML]
高并发服务端分布式系统设计概要 - C/C++ - 清泛网 - 专注C/C++及内核技术
高并发服务端分布式系统设计概要张峻崇 原创主页：http: ccixx.com 昵称：Jone Zhang我们今天要设计的系统目标很明确，针对千万级以上PV的网站，设计一套用于后台的高...张峻崇 原创 主页：http://ccixx.com 昵称：Jone Zhang
我们今...
How to sort in-place using the merge sort algorithm?
..., this paper describes a couple of variants of in-place merge sort (PDF):
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.22.5514&rep=rep1&type=pdf
In-place sorting with fewer moves
Jyrki Katajainen, Tomi A. Pasanen
It is shown that an array of n
elements can be sorted usi...
What kind of virtual machine is BEAM (the Erlang VM)?
...
I assume that you've been reading http://en.wikipedia.org/wiki/Virtual_machine - under that terminology, BEAM is a "process virtual machine", just like the JVM.
share
|
...
ruby on rails f.select options with custom attributes
...sted about finding this not in the docs, but by reading the rails source. https://web.archive.org/web/20130128223827/http://www.pogodan.com/blog/2011/02/24/custom-html-attributes-in-options-for-select
share
|
...
Types in MySQL: BigInt(20) vs Int(20)
...
See http://dev.mysql.com/doc/refman/8.0/en/numeric-types.html
INT is a four-byte signed integer.
BIGINT is an eight-byte signed integer.
They each accept no more and no fewer values than can be stored in their respective n...
How to use a WSDL
...ystem.Web.Services.WebServiceBindingAttribute(Name="MyService", Namespace="http://myservice.com/myservice")]
public partial class MyService : System.Web.Services.Protocols.SoapHttpClientProtocol {
...
}
In your client-side, Web-service-consuming code:
instantiate MyService.
set its Url prope...
How to get error message when ifstream open fails
...answer, as of C++11 std::ios_base::failure inherits from system_error (see http://www.cplusplus.com/reference/ios/ios_base/failure/), which contains both the error code and message that strerror(errno) would return.
std::ifstream f;
// Set exceptions to be thrown on failure
f.exceptions(std::ifstr...
How to implement if-else statement in XSLT?
... of the technique being used in the style-sheet for a government website: http://w1.weather.gov/xml/current_obs/latest_ob.xsl
share
|
improve this answer
|
follow
...
XSD: What is the difference between xs:integer and xs:int?
...32-bit integer.
xs:integer is an integer unbounded value.
See for details https://web.archive.org/web/20151117073716/http://www.w3schools.com/schema/schema_dtypes_numeric.asp
For example, XJC (Java) generates Integer for xs:int and BigInteger for xs:integer.
The bottom line: use xs:int if you wan...
What is the closest thing Windows has to fork()?
... also rather complex. See here (section
> 5.6) for details:
>
> http://www.redhat.com/support/wpapers/cygnus/cygnus_cygwin/architecture.html
This document is rather old, 10 years or so. While we're still using
Win32 calls to emulate fork, the method has changed noticably.
Espec...