1,java类中字体MS Gothic 2,得到请求资源,例如,http://localhost:8080 public static URL serverURL(HttpServletRequest request) throws MalformedURLException { StringBuffer url = new StringBuffer(); String scheme = request.getScheme(); int port = request.getServerPort(…

How to Use DTrace to Troubleshoot Java Native Memory Problems on Oracle Solaris 11 Hands-On Labs of the System Admin and Developer Community of OTN by Wang Yu, Vincent Liu, and Gary Wang This lab will introduce the basic concepts of DTrace and provid…

Her success remains a mystery for many, but victory could see the German chancellor beat Thatcher's record Kate Connolly in Berlin and Josie Le Blond in Fulda The Observer, Saturday 21 September 2013 22.35 BST The excitement on Fulda's University Squ…

Given a positive integer n, return the number of all possible attendance records with length n, which will be regarded as rewardable. The answer may be very large, return it after mod 109 + 7. A student attendance record is a string that only contain…

Given a positive integer n, return the number of all possible attendance records with length n, which will be regarded as rewardable. The answer may be very large, return it after mod 109 + 7. A student attendance record is a string that only contain…

原题链接在这里:https://leetcode.com/problems/student-attendance-record-i/description/ 题目: You are given a string representing an attendance record for a student. The record only contains the following three characters: 'A' : Absent. 'L' : Late. 'P' : Presen…

How to handle Imbalanced Classification Problems in machine learning? from:https://www.analyticsvidhya.com/blog/2017/03/imbalanced-classification-problem/ Introduction If you have spent some time in machine learning and data science, you would have d…

A computer-implemented method and apparatus in a computer system of processing data generated by a first application program in a second application program during runtime. During runtime, the first application program generates a record including a…

Given a positive integer n, return the number of all possible attendance records with length n, which will be regarded as rewardable. The answer may be very large, return it after mod 109 + 7. A student attendance record is a string that only contain…

All LeetCode Questions List 题目汇总 Sorted by frequency of problems that appear in real interviews. Last updated: October 2, 2017Google (214)534 Design TinyURL388 Longest Absolute File Path683 K Empty Slots340 Longest Substring with At Most K Distinct C…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 正则表达式 统计 日期 题目地址:https://leetcode.com/problems/student-attendance-record-i/#/description 题目描述 You are given a string representing an attendance record for a student. The record…

本篇引用以下三个链接: http://www.tgerm.com/2012/01/recordtype-specific-picklist-values.html?m=1 https://github.com/abhinavguptas/Multi-RecordType-Sobject-Picklist-Describer http://bobbuzzard.blogspot.com/2012/01/record-type-picklist-values.html 我们知道,record typ…

Email收到了这样的报错: 2016-12-07 02:52:22  WARNING OGG-01004  Aborted grouped transaction on 'MSP.USER_ACTIVITY_LIFETIME_AGG', Database error 1403 (OCI Error ORA-01403: no data found, SQL <UPDATE "MSP"."USER_ACTIVITY_LIFETIME_AGG" x SET x.…

本文是Unity官方教程,性能优化系列的第二篇<Diagnosing performance problems using the Profiler window>的简单翻译. 相关文章: Unity性能优化(1)-官方教程The Profiler window翻译 Unity性能优化(2)-官方教程Diagnosing performance problems using the Profiler window翻译 Unity性能优化(3)-官方教程Optimizing garbage co…

由于我在前不久的一次项目调试的时候,将一条数据的ID与另一条数据的ID相同了,但不知为什么没有报错,当在页面发现问题时,删除这条数据时就报错了,oralce record is locked by another user  将锁图标打开也不行,于是找了网上很多解决方式,但说得都不尽详细,最后自己根据其他人的写法,最终将错误数据成功删除                       select session_id from v$locked_object; ; ALTER SYSTEM KIL…

一.本文所涉及的内容(Contents) 本文所涉及的内容(Contents) 背景(Contexts) 堆表行记录存储格式(Heap) 案例分析(Case) 参考文献(References) 二.背景(Contexts) 有的时候你需要计算堆表的一行记录有多大?又或者想计算一个数据页(8K)能保存多少条记录?字段类型是设计成nchar还是nvarchar?他们有什么区别呢?在做数据库表设计的时候会经常出现这些问题.要计算一行记录的大小,并不是简单把列字段类型大小直接相加就行的,具体原因请看下文…

First of all, my English is very poor, so I may not be a very good expression, very sorry! In this blog: EntityFramework 7 Left Join Where Select 奇怪问题, Were left join query using Linq, I probably had four different grammar test, but I tested may be s…

      早晨宁波那边的IT人员打电话告知数据库无法访问了.其实我在早晨也发现Ignite监控下的宁波的数据库服务器出现了异常,但是当时正在检查查看其它服务器发过来的各类邮件,还没等到我去确认具体情况,就收到了电话.我首先检查网络是否畅通,结果发现网络没有问题,然后远程登录到该服务器,查看了一下数据库的服务发现其运行正常,但是在本机使用MSSMS管理工具亦无法连接数据库,当下有两种方案:方案一:使用DAC登录数据库,检查具体情况,方案二:直接去查看错误日志,查看具体错误信息.于是为了快点找到原…

在更新表的主键字段或DELETE数据时,如果遇到ORA-02292: integrity constraint (xxxx) violated - child record found 这个是因为主外键关系,下面借助一个小列子来描述一下这个错误: SQL> create table student   2  (   3    id  number,   4    name nvarchar2(12),   5    constraint pk_student primary key(id)  …

Problems (1) 给一棵带边权的树,求遍历这棵树(每个节点至少经过一次)再回到起点的最短路程. 答案是显然的:边权之和的两倍. (2)给一棵带边权的树,求遍历这棵树(每个节点至少经过一次)的最短路程. (3)给一棵带边权的树T(V,  E ),求T的含K个节点的连通子图的边权和的最小值.…

/** * Created by huangbaidong on 2016/9/18. * 产品组件通用Store, */ Ext.define('app.component.ebs.itemdata.ProductStore', { extend: 'Ext.data.Store', autoLoad : true, constructor : function(config) { Ext.apply(config, { /*data:(function(){ var array = [];…

Problems with mmm for mysql posted in MySQL by shlomi 原文:http://code.openark.org/blog/mysql/problems-with-mmm-for-mysql 出于兴趣和研究目的翻译了此文,最近也看了大众点评关于后台使用MMM来做高可用的一些信息(貌似2014年开始转用MHA来做HA),想评估下下MMM在实际生产环境当中的可用性. 正文: 我最近在部署MMM for MySQL的时候遭遇到了一些问题,这使我决定不把它…

Reproduce: Ctrl + H, Select "File Search", will encounter eclipse kinds of bug/error alert: problems encountered during text search Reason: It's because Ctrl + H by default will search disk files, and when the disk files get un-sync with eclipse…

Employee Record Name 维护规则 - 在NS系统设计中,默认的Field展现是:First Name, Middle Name, Last Name - 在General Preferences(Setup > Company > Genernal Prefrences)中,影响员工姓名展示的参数为:USE LAST NAME FIRST FOR EMPLOYEES -- Check this box to order employee lists by last names…

声明:原创作品,转载时请注明文章来自SAP师太技术博客( 博/客/园www.cnblogs.com):www.cnblogs.com/jiangzhengjun,并以超链接形式标明文章原始出处,否则将追究法律责任!原文链接:http://www.cnblogs.com/jiangzhengjun/p/4297274.html 不管是哪种DSO,表里的数据都会有Record Mode这一字段,NEW表与Active表里的该字段是由数据源上传上来的,而Chang Log则是由BW系统在激活时由抽取上…

1.Android studio 自带的 Record Espresso Test  https://developer.android.com/studio/test/espresso-test-recorder.html http://stormzhang.com/ 2. Appium & Android studio  appium+as+csdn :http://blog.csdn.net/niubitianping/article/details/52523239 Windows 下j…

需求是把record 保存在TList中,并可以随时改变TList中Items的各项值. 代码很简单: MyRec = record MyStr: string; constructor Create(AMyStr: string); end; TForm4 = class(TForm) Button1: TButton; procedure Button1Click(Sender: TObject); public MyList: TList<MyRec>; end; constructor…

在Ubuntu中安装软件的时候经常碰到E: Unable to correct problems, you have held broken packages.的错误,顾名思义是因为某些软件包冲突导致,幸运的话sudo apt-get update && sudo apt-get upgrade 可以解决,但这种情况属于可遇不可求,更多的适合这么做不济于事.这样一来如何彻底解决就成了一个问题,经过多次摸索之后,将可行的解决方法记录如下: 以安装libxml2-dev时错误为例,安装时提示如…

20150716 Created By BaoXinjian…

突然又需要FMS做视频录制,却遇到一些意想不到的问题,我在想当年做的时候怎么没遇到... 报错: Error #2044: 未处理的 NetStatusEvent:. level=error, code=NetStream.Record.NoAcces 问题原因: 查资料发现,居然FMS在默认情况下不允许record文件到服务器,必须要进行设置,在服务器端的应用程序文件夹(默认位置在<FMS_Installation_Dir>/applications/live),在这个文件夹下面有一个mai…