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ERwin connect to mysql 阅读全文
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Performance of ArrayList and LinkedList; 阅读全文
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reference:http://www.cnblogs.com/niocai/archive/2011/07/15/2107472.html一、安装 1、安装gcc/g++/gdb/make 等基本编程工具$sudo apt-get install build-essential 2、安装 libgtk2.0-dev libglib2.0-dev 等开发相关的库文件$sudo apt-get install gnome-core-devel 3、用于在编译GTK程序时自动找出头文件及库文件位置 $sudo apt-get install pkg-config 4、安装 dev... 阅读全文
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build-essential is a meta package which consist a serial of packages which are used for compiling.These packages can be installed seperately, but build-essential provide a more convenient way. 阅读全文
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Application Classloader, Extension Classloader, Bootstrap classloader. Launcher.java 阅读全文
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SimpleDateFormat 的性能和线程安全性 阅读全文
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awk 脚本编写习惯 阅读全文
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reference: http://docs.oracle.com/cd/B28359_01/server.111/b28318/schema.htm#CHDJGADJ 当创建索引的时候，Oracle 会自动在表空间中分配一个索引段来存储索引数据。你可以控制索引段的空间分配并且通过以下两种方式对这部分保留空间进行使用：通过为索引段设置存储参数来控制索引段空间的分配范围。通过为索引段设置 PCTFREE 参数来控制组成索引段范围中的空闲空间。The section includes the following topics:Format of Index BlocksThe Internal.. 阅读全文
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I had the same problem on Win 7 and this worked for me in command prompt.Solution 1:RD/S pathnameexample:RD/s C:\Users\Username\Downloads\Musicthis will delete all files andsub-foldersin the folder, including the root folderitself.Solution 2:Run cmd, navigate to C:\ (or other disk, if you have insta 阅读全文