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posted @ 2014-04-01 12:19 庚武 Views(1) Comments(0) Diggs(0) Edit
http://askubuntu.com/questions/271388/how-to-install-gcc-4-8-in-ubuntu-12-04-from-the-terminalsudo add-apt-repository ppa:ubuntu-toolchain-r/testsudo apt-get updatesudo apt-get install gcc-4.8sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.8 50 Read More
posted @ 2014-03-22 14:14 庚武 Views(235) Comments(0) Diggs(0) Edit
string query = "select a.CustomerName as CustomerName, b.ProductName as ProductName from Customer as a join a.Product as b" IQuery query = applicationSession.CreateQuery(query);var listResult = query.SetResultTransformer(NHibernate.Transform.Transformers.AliasToEntityMap).List();string cus Read More
posted @ 2014-03-10 00:24 庚武 Views(702) Comments(0) Diggs(0) Edit
http://zh.wikipedia.org/wiki/%E5%8D%8F%E5%8F%98%E4%B8%8E%E9%80%86%E5%8F%98协变与逆变是程序设计语言中的类型系统的一对概念。类型系统支持子类型。例如,如果Cat是Animal的子类型,那么Cat类型的表达式可用于任何出现Animal类型表达式的地方。变型(variance)是指,如何根据其组成类型来确定更复杂的类型(如Cat列表对Animal列表,返回Cat的函数对返回Animal的函数,...,等等。)之间的子类型关系。依赖于类型构造器的变型性质,复杂类型的子类型性质可分为保持、逆转、与忽略。例如,在C Sharp中:I Read More
posted @ 2014-02-26 14:03 庚武 Views(784) Comments(0) Diggs(0) Edit
http://www.mathsisfun.com/combinatorics/combinations-permutations-calculator.html Read More
posted @ 2014-02-25 16:28 庚武 Views(689) Comments(0) Diggs(1) Edit
CREATE TABLE pvt (VendorID int, Emp1 int, Emp2 int, Emp3 int, Emp4 int, Emp5 int);GOINSERT INTO pvt VALUES (1,4,3,5,4,4);INSERT INTO pvt VALUES (2,4,1,5,5,5);INSERT INTO pvt VALUES (3,4,3,5,4,4);INSERT INTO pvt VALUES (4,4,2,5,5,4);INSERT INTO pvt VALUES (5,5,1,5,5,5);GOselect * from pvtSELECT Ve... Read More
posted @ 2014-02-21 11:18 庚武 Views(250) Comments(0) Diggs(0) Edit
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posted @ 2014-01-05 14:00 庚武 Views(2) Comments(0) Diggs(0) Edit
http://james.newtonking.com/json/help/index.html Read More
posted @ 2013-12-03 10:05 庚武 Views(286) Comments(0) Diggs(0) Edit
http://curl.haxx.se/download.htmlcurl非常博大,用户要想使用好这个工具,除了详细学习参数之外,还需要深刻理解http的各种协议与URL的各个语法。这里推荐几个读物:RFC 2616 HTTP协议语法的定义。RFC 2396 URL语法的定义。RFC 2109 Cookie是怎样工作的。RFC 1867 HTTP如何POST,以及POST的格式。 Read More
posted @ 2013-11-07 23:38 庚武 Views(591) Comments(0) Diggs(0) Edit
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posted @ 2013-11-06 17:33 庚武 Views(2) Comments(0) Diggs(0) Edit
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