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  rmname rmver rmelem mv 这些ClearCase命令都是比较重要的,所以列举出来: rmnameRemoves the name of an element or VOB symbolic link from a directory versionA name can be removed from a directory only if that directory is checked out, Rmnamedoes not delete elements themselves, only references to elements. Use rmelem ( ...
将安装执行文件的兼容性设置成Windows Vista
在linux下新建了个jerry_workstation并将其加入mqm的组,可以执行crtmqm的时候总是报错:AMQ8101: WebSphere MQ error (893) has occurred   折腾了半天,终于发现是用户名长度问题,超过12个字就不行。
 1. 显示环境变量HOME   $ echo $HOME   /home/redbooks   2. 设置一个新的环境变量hello   $ export HELLO="Hello!"   $ echo $HELLO   Hello!   3. 使用env命令显示所有的环境变量   $ env
Preparation:   1. Install VMWare and Fedora 17.   2. Open ssh service.   http://pigfans.iteye.com/admin/blogs/1754434   MQ Installation:   1.  Create group 'mqm' and user 'mqm'.   http://pigfans.iteye.com/admin/blogs/1754468   2. Agree the license:   http://publib.boulder.ibm.com/info ...
在创建用户时,需要为新建用户指定一用户组,如果不指定其用户所属的工作组,自动会生成一个与用户名同名的工作组。创建用户user1的时候指定其所属工作组users,例:useradd –g users user1     一、创建用户: 1、使用命令 useradd 例:useradd user1——创建用户user1    useradd –e 12/30/2009 user2——创建user2,指定有效期2009-12-30到期    用户的缺省UID从500向后顺序增加,500以下作为系统保留账号,可以指定UID, 例:useradd –u 600 user3
近期安装了一台Fedora 12虚拟机, 可以在自己电脑上ssh连接到这台Linux, 用起来很方便. 这里记一下是怎么配置的.1) 安装openssh-server[root@localhost ~]# yum install openssh-server2) 查看是否已成功安装openssh-server[root@localhost ~]# rpm -qa | grep openssh-serveropenssh-server-5.3p1-19.fc12.i686[root@localhost ~]#3) 修改ssh服务的配置文件配置ssh服务的运行参数, 是通过修改配置文件/etc/ss ...

一些多线程的笔记

    博客分类:
  • Java
1. 保护方法原子性的同时,也要注意保护方法中使用到的变量。下面这段代码是否一定安全?   public class Counter { private int counter = 0; public int getCounter() { return counter; } public synchronized void add1() { int count = counter; counter = count + 1; } //other method }   不一定,如果在other me ...

[JDK源码] HashMap

    博客分类:
  • Java
1. 参数介绍   /** * The default initial capacity - MUST be a power of two. */ static final int DEFAULT_INITIAL_CAPACITY = 16; /** * The maximum capacity, used if a higher value is implicitly specified * by either of the constructors with arguments. * M ...
1. Identifiers   - It must start with a letter, a currency character($), or a connection character such as the underscore(_). It cannot start with a number!. - After the first character, identifiers can contain any combination of letters, currency characters, connecting characters, or number. ...
1. baseline是相对于组件的一个概念。 2. baseline分为labeled和unlabeled两种,只有labeled baseline才可以被rebase。 3. deliver的时候会自动生成一条unlabeled baseline。
3905 2/8/12 4:06 PM FILT Match on filter [.*Error:.*] (Error found plus) - Set fail status [Threshold - 0/0]. 3906 2/8/12 4:06 PM EXEC cleartool: Error: Unable to find a unique view attached to stream "non_development". 3907 2/8/12 4:06 PM FILT Match on filter [.*Error:.*] (Error fo ...
进入runmqsc QMName DISPLAY LSSTATUS(*) ALL查看监听端口   注意: 如果用DISPLAY LISTENER(*) ALL也可以查看端口,但那个值貌似不一定准确
新建Execution Group: mqsicreateexecutiongroup BROKERNAME -e EXECUTIONGROUPNAME   查看Queue Manager列表: dspmq      
1 Queue manager commands Description PCF command MQSC command Control command WebSphere® MQ Explorer equivalent? Change Queue Manager Change Queue Manager ALTER QMGR No equivalent Yes Create queue manager No equivalent No equivalent crtmqm Yes Delete queue manager ...
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