获取在last / in url之后的字符
I want to get the characters after the last / in an url like http://www.vimeo.com/1234567 我想在http://www.vimeo.com/1234567这样的url中获取最后/后的字符 How do I do ...
[leetcode]58. Length of Last Word最后一个词的长度
Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string.If the last word ...
Last-Modified,Etag,Expire区别
Last-Modified 是什么Last-Modified 是 HttpHeader 中的资源的最后修改时间,如果带有 Last-Modified ,下一次发送 Http 请求时,将会发生带 If-modified-since 的 HttpHeader 。如果没有过期,将会收到 304 的响应,从...
LINQ的First与FirstOrDefault方法和Last与LastOrDefault方法。
First与FirstOrDefault的方法,均是返回集合中的第一个元素,区别在于如果没有结果,前者(First)会有抛出异常,后者(FirstOrDefault)会返回默认值。Last与LastOrDefault的方法,均是返回集合中的最后一个元素,区别在于如果没有结果,前者(Last)会有抛出...
nth-child,nth-last-child,only-child,nth-of-type,nth-last-of-type,only-of-type,first-of-type,last-of-type,first-child,last-child伪类区别和用法
我将这坨伪类分成三组,第一组:nth-child,nth-last-child,only-child第二组:nth-of-type,nth-last-of-type,第三组:first-of-tpye,last-of-type,第四组:first-child,last-child。 ==1== nt...
HttpCache ETag与Last-Modified与Expires
Last-Modified 是检查一个资源最后修改时间。如果时间过期了则返回资源内容。如果没过期,返回304。当Last-Modified更新了,但是资源本质上没有更新,比如资源是A,Last-Modified改了,但是资源还是A。这个时候传给客户端是同一个资源,完全没有必要。于是在1.1引入了ET...
如何空格first_name + last_name C ++
My question is how can i use spaces between first_name and last_name after i instruct the user to input his name. I am using code blocks and I'm kinda...
[MySQL生产环境复制故障修复] Last_IO_Errno: 1045 Last_IO_Error: error connecting to master 'replication@
1 修复集群,start slave 报错如下: mysql> stop slave;Query OK, 0 rows affected (0.10 sec) -- 重新设置复制参数mysql> change master to master_host='10.24.54.18',m...
"Last_IO_Error: Fatal error: The slave I/O thread stops because master and slave have equal MySQL server UUIDs
最近在部署MySQL主从复制架构的时候,碰到了"Last_IO_Error: Fatal error: The slave I/O thread stops because master and slave have equal MySQL server UUIDs; these UUIDs mu...
使用哪一个:Expire Header,Last Modified Header或ETags
I am running PHP on Apache, and am confused about how to implement server-side caching, in order to make the site load faster. 我在Apache上运行PHP,并对如何实现服务...
#Leetcode# 34. Find First and Last Position of Element in Sorted Array
https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array/ Given an array of integers nums sorted in ascending order, fi...
Randy Pausch’s Last Lecture
he University of Virginia American Studies Program 2002-2003. Randy Pausch’s Last Lecture: Really Achieving Your Childhood Dreams Given...
MySql LAST_INSERT_ID 【插入多条数据时】
LAST_INSERT_ID自动返回最后一个 INSERT 或 UPDATE 操作为 AUTO_INCREMENT 列设置的第一个发生的值. 参考这里The ID that was generated is maintained in the server on a per-connection b...
@@identity和LAST_INSERT_ID()有什么区别么
RT:今天找了一些资料,说的都不太一样,有的人说@@inentity是系统全局的而LAST_INSERT_ID()是针对每个Connection的,有的说这两个是一个东西的,还有的说是当INSERT多条记录的时候这两个函数返回的结果是不一样的,求大神指点下,或者共享个相关的文章资料也可以哈7 个解决...
mysql LAST_INSERT_ID详解
http://blog.sina.com.cn/s/blog_5b5460eb0100nwvo.html LAST_INSERT_ID() LAST_INSERT_ID(expr) 自动返回最后一个INSERT或 UPDATE 问询为 AUTO_INCREMENT列设置的第一个 发生的值。 my...
使用MySQL的LAST_INSERT_ID(转)
The ID that was generated is maintained in the server on a per-connection basis. LAST_INSERT_ID是基于单个connection的, 不可能被其它的客户端连接改变。 可以用 SELECT LAST_INSE...
id = LAST_INSERT_ID(id)的含义
Supposing I have a table: 假设我有一张桌子: CREATE TABLE files ( id_prod INT UNSIGNED NOT NULL DEFAULT PRIMARY KEY AUTO_INCREMENT, id_rel INT UNSIGNED, ...
MySQL:LAST_INSERT_ID()返回0
I've got this test table: 我有这个测试表: CREATE TABLE IF NOT EXISTS `test` ( `id_huh` bigint(10) unsignedNOT NULL AUTO_INCREMENT, `title` varchar(255)...
插入多行错误,LAST_INSERT_ID()返回0
I am using NHibernate/Fluent NHibernate in an ASP.NET MVC app with a MySQL database. I am working on an operation that reads quite a bit of data (rela...
MySQL的LAST_INSERT_ID用法举例
环境:MySQL Sever 5.1 + MySQL命令行工具 首先看个例子(主键是自增长): mysql> insert into bankaccount(name,balance) values('123', 1000);Query OK, 1 row affected (0.06 s...