摘要： http://luisbg.blogalia.com/historias/74062Thanks toVijay D'Silva'sbrilliant answerincstheory.stackexchange.comI have been reading some of the famous data structures and algorithms used in the Linux Kernel. And so can you.Links based onlinux 2.6:Linked lists,doubly linked lists,lock-free link 阅读全文

摘要： Note that the knowledge for each level is cumulative; being atlevelnimplies that you also know everything from thelevels lower thann.Computer Science2n(Level 0)n2(Level 1)n(Level 2)log(n)(Level 3)Commentsdata structuresDoesn’t know the difference between Array and LinkedListAble to explain and use A 阅读全文

摘要： 1.反向代理定义反向代理（Reverse Proxy）方式是指以代理服务器来接受internet上的连接请求，然后将请求转发给内部网络上的服务器，并将从服务器上得到的结果返回给internet上请求连接的客户端，此时代理服务器对外就表现为一个服务器。引用：http://baike.baidu.com/link?url=wtNaAjRzoRxtxruqa0IpdnUpC103uitnt8wj04_opjWvVGX2HMJF-lNX-9GKBc6l6s-c5HvIz3EzZJVFQ7wTGK2.http反向代理之haproxy详解http://freeloda.blog.51cto.com/203 阅读全文

摘要： http://blog.exceliance.fr/2014/01/02/haproxy-advanced-redis-health-check/HAProxy advanced Redis healthcheckPosted onJanuary 2, 2014 byBaptiste AssmannIntroductionRedisis an opensource nosql database working on a key/value model.One interesting feature inRedisis that it is able to write data to disk 阅读全文

摘要： http://www.git-tower.com/blog/become-a-better-programmer-5-essentials/Become a Better Programmer: 5 Essential Methods at a GlanceTobias Günther, January 2014Developing software in a professional way is more than just the simple act of 'coding'. To grow as a programmer, you'll have t 阅读全文

摘要： http://www.tutorialspoint.com/unix_commands/awk.htmNAMEgawk - pattern scanning and processing languageSYNOPSISgawk[POSIXorGNUstyle options ]-fprogram-file[--] file ...gawk[POSIXorGNUstyle options ] [--]program-textfile ...pgawk[POSIXorGNUstyle options ]-fprogram-file[--] file ...pgawk[POSIXorGNUstyl 阅读全文

摘要： http://how-to.linuxcareer.com/learning-linux-commands-awk1.IntroductionIn this case, the title might be a little misleading. And that is because awk is more than a command, it's a programming language in its own right. You can write awk scripts for complex operations or you can use awk from the 阅读全文

摘要： http://www.grymoire.com/unix/sed.htmlQuick Links - NEWSed Commands: label# comment{....} Block=- print line numbera \- Appendb label- Branchc \ - changedandD- DeletegandG- GethandH- Holdi \- Insertl- LooknandN- NextpandP- Printq- Quitr filename- Read Files/..../..../- Substitutet label- Testw filena 阅读全文

摘要： http://www.win.tue.nl/~aeb/linux/lk/lk-12.html12.Handling of asynchronous eventsOne wants to be notified of various events, like data that has become available, files that have changed, and signals that have been raised. FreeBSD has the nicekqueueAPI. Let us discuss the Unix/Linux situation.It is ea 阅读全文

摘要： http://nmap.org/bennieston-tutorial/实例：nmap -sP 192.168.21.*Contents1IntroductionNmap is a free, open-source port scanner available for both UNIX and Windows. It has an optional graphical front-end, NmapFE, and supports a wide variety of scan types, each one with different benefits and drawbacks.Thi 阅读全文