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luan tan

http://www.tianya.cn/publicforum/content/no04/1/1994149.shtml

http://news.mydrivers.com/1/225/225210.htm

http://developer.51cto.com/art/200910/157060.htm

http://www.javaworld.com/javaworld/javatips/jw-javatip68.html?

page=3http://www.blogjava.net/nianzai/

http://www.pin5i.com/showtopic-lucene-hadoop-hdfs.html

http://stackoverflow.com/questions/343671/book-recomendation-for-solr

http://stackoverflow.com/questions/2763112/opening-lucene-index-stored-in-hdfs

http://www.drdobbs.com/article/print?articleID=226300241

http://sujitpal.blogspot.com/2012/03/writing-lucene-records-to-sequencefiles.html

sed '231i/hello' -i file #在第231行插入hello

sed -i "231s:.*:hello:g" file #将第231行的所有字符替换为hello

sed -i '$d' file #将文件file的最后一行删除

http://hadoop.group.iteye.com/group/topic/8540

http://www.suzhouyuesao.com/club/index.asp?qu=%B9%A4%D2%B5%D4%B0

http://www.fumuhui.com/news/141259.shtml

http://www.qinbei.com/topic/263390

http://www.gossamer-threads.com/lists/lucene/general/58087

http://katta.sourceforge.net/

http://architects.dzone.com/articles/solr-hadoop-big-data-love

http://news.mydrivers.com/1/225/225386.htm

http://men001.blogbus.com/index_3.html

http://news.mydrivers.com/1/228/228490.htm

interview
http://blog.51cto.com/zt/13

http://bbs.chinaunix.net/forum.php?mod=viewthread&tid=1776727&page=1#pid12776092

[root@server.name logonuserid]# dumpe2fs /dev/sda2 | grep -i 'Block size'
dumpe2fs 1.39 (29-May-2006)
Block size:               4096
[root@server.name logonuserid]# export PS1='$'
$

# cat /etc/redhat-release
Red Hat Enterprise Linux Server release 5.6 (Tikanga)
# yum clean all
Cleaning up Everything
# yum install vsftpd
.
.
# rpm -qa | grep vsftpd
vsftpd-2.0.5-16.el5_6.1
# chkconfig --list vsftpd
vsftpd          0:off   1:off   2:off   3:off   4:off   5:off   6:off
# /etc/init.d/vsftpd status
vsftpd is stopped
# ./vsftpd start
Starting vsftpd for vsftpd:                                [ OK ]
# ./vsftpd status
vsftpd (pid 5727) is running...
# chmod a+x jdk-6u31-linux-x64-rpm.bin
# ./jdk-6u31-linux-x64-rpm.bin
# whereis java
java: /usr/bin/java
# ls -l /usr/bin/java
lrwxrwxrwx 1 root root 26 Jul 10 22:18 /usr/bin/java -> /usr/java/default/bin/java
# ln -s ./apache-tomcat-6.0.35 ./tomcat
# ls -l
total 170620
drwxr-xr-x 9 root root     4096 Jul 10 22:28 apache-tomcat-6.0.35
lrwxrwxrwx 1 root root       22 Jul 10 22:29 tomcat -> ./apache-tomcat-6.0.35
#

$ export PS1='$'
$hostname
vm-F0CD-5B46
$egrep 'GID_MIN|GID_MAX' /etc/login.defs
GID_MIN                   500
GID_MAX                 60000
$egrep 'wilyops' /etc/group
$groupadd wilyops -g 30001
$egrep 'wilyops' /etc/group
wilyops:x:30001:
$useradd -g 30001 -u 501 wilyops
$egrep 'wilyops' /etc/passwd
wilyops:x:501:30001::/home/wilyops:/bin/bash
$useradd -D
GROUP=100
HOME=/home
INACTIVE=-1
EXPIRE=
SHELL=/bin/bash
SKEL=/etc/skel
CREATE_MAIL_SPOOL=yes
$cat /etc/default/useradd
# useradd defaults file
GROUP=100
HOME=/home
INACTIVE=-1
EXPIRE=
SHELL=/bin/bash
SKEL=/etc/skel
CREATE_MAIL_SPOOL=yes

scsu command authorize

/opt/SCsu/etc/ids.conf
userid root * scsu
userid groupname * scsu

按照文件大小排序输出
$ls -l | sort -n +4 -5

#how to get linux os name
[root@: flume]# uname -a
Linux : 2.6.18-238.39.1.el5 #1 SMP Tue May 29 05:10:53 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux
[root@: flume]# cat /proc/version
Linux version 2.6.18-238.39.1.el5 (mockbuild@x86-012.build.bos.redhat.com) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-50)) #1 SMP Tue May 29 05:10:53 EDT 2012
[root@: flume]# cat /etc/*release
Red Hat Enterprise Linux Server release 5.6 (Tikanga)

http://esf.suzhou.soufun.com/chushou/3_14611310.htm
http://esf.suzhou.soufun.com/chushou/3_14818123.htm

http://esf.suzhou.soufun.com/chushou/3_14881590.htm

http://esf.suzhou.soufun.com/chushou/3_14469919.htm

http://esf.suzhou.soufun.com/chushou/3_14964053.htm

http://www.dataworkshop.de/

Mohanasundaram Ponnusamy

java nio reactor
https://www.ibm.com/developerworks/java/library/j-javaio/
http://www.cse.wustl.edu/~schmidt/PDF/reactor-siemens.pdf

make svn tag read only
http://www.cita.utoronto.ca/~shirokov/soft/svn-hooks/svn-read-only/pre-commit
http://stackoverflow.com/questions/464384/svn-pre-commit-hook-for-avoiding-changes-to-tags-subdirectories

How to get line number using dos command
findstr /R /N "^" zookeeper.log | find /C ":"

求职　
http://news.mydrivers.com/1/237/237746.htm

查看中用特定端口号的进程(8005是端口)

netstat -tlnp　|　grep 8005

How can I increase the swap size?
As root user you should run the script below.

#!/bin/sh
dd if=/dev/zero of=/swapfile bs=1024 count=524288
mkswap /swapfile
swapon /swapfile
cp /etc/fstab /etc/fstab.bkp
echo "                  /swapfile                   swap    swap       0 0" >> /etc/fstab

#how to get linux block size
# tune2fs -l /dev/sda1 | grep Block
Block count:              104356
Block size:               1024
Blocks per group:         8192
# whereis perl
perl: /usr/bin/perl /usr/share/man/man1/perl.1.gz
# perl -e '$a=(stat ".")[11]; print $a'
4096

#how to get window block size
C:\>fsutil fsinfo ntfsinfo D:

or we can also find the block size as :
--> Go to "My Computer"   --> manage --> Disk Defragmenter --> select any disk --> click on "analyze" button , then it will present us a report and in that report "Cluster Size" represents the OS "Block Size".

YouPorn.com和xHamster.com是两个知名的成人视频网站，有x情界的YouTube之称。

喜马拉雅图片
http://news.mydrivers.com/1/250/250179.htm

Bloom Filter原理
http://blog.csdn.net/jiaomeng/article/details/1495500
http://www.cnblogs.com/heaad/archive/2011/01/02/1924195.html

android游戏
http://www.yingyong.so/blog/19/9788/

http://www.computing.net/answers/networking/configure-tplink-router-as-access-point/42985.html
http://zhidao.baidu.com/question/351638844.html
http://wenwen.soso.com/z/q261697239.htm
http://service.tp-link.com.cn/detail_article_193.html

Ebay architecture
http://www.infoq.com/cn/presentations/tony-ebay
http://www.blogjava.net/BlueDavy/archive/2009/04/28/267970.html
http://www.blogjava.net/BlueDavy/archive/2009/07/24/288055.html