mosaic的专栏

前阵子在单位的ubuntu 10.10 desktop版本上因为开发调试需要，就考虑修改系统core文件大小限制，以便程序coredump时能生成core文件。因此就sudo vi /etc/security/limits.conf在最后加了两行：user      hard   core   2048000user      soft    core   2048000

.dtprofile is profile used when logon by CDE, and .profile is used when logon by command line. The two files do not refer to each other. If we want to make .profile effective when logon by CDE, we n

Download unixODBC-2.2.14.tar.gz from http://www.unixodbc.org/ first.Accoring to introduction in the document of http://www.ibm.com/developerworks/cn/data/library/techarticles/dm-0402walker/index

A problem was reported by an maintenance engineer this morning. An appilicaiton program can not startup because error TNS-12537 occured.By checking oracle's listener.log, I found the detailed error

I encountered an error several days ago when a program based on informix esql was compiled on AIX platform. Error message:  "/informix/incl/esql/locator.h", line 124.7: 1540-0400 (S) "loc_t" has

今天在一台HPUX的机器上(以下称A机)无法连接另外一台机器(以下称B机)上的TimesTen服务，而原来是可以的。     先在B机上本地连接tt没有问题，再检查了A机tt的配置，也没有问题。但是运行ttisqlcs就是报错：$ttisqlcs ds1connect "DSN=ds1";S1000: GetNodeName: nodename nor servname provi

A pro*c based application can run correctly under AIX and either oracle9i or  oracle 10g, and it is also ok for HPUX and oracle9i. But it always core dump when connecting to the database for HPUX and

A problem about errno in a multi-threaded environment under AIX was reported in our product in these days.The program works well before the introduction of a lower-level component which is mutil

今天把原来的ubuntu11.10删掉重新安装了12.04，然后重新安装oracle，PL/SQL Developer。安装PL/SQL Developer之后，直接使用，已经没有以前存在的按钮变黑之类的问题。安装过程主要根据这篇文章：Installing PL/SQLDeveloper under Wine in Ubuntu。那篇文章有些步骤不需要了，因此记录一下自己的安装过程。首