Git Operations

2015-06-26 约 325 字 预计阅读 2 分钟
Git Operations How to remove local untracked files from the current Git branch To remove directories, run git clean -f -d or git clean -fd. To remove ignored files, run git clean -f -X or git clean -fX. To remove ignored and non-ignored files, run git clean -f -x or git clean -fx. reset to an absolute commit SHA1 value 1 git reset 5d125c Git submodule 1 git submodule add https://github.
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Hadoop YARN Setting

2015-04-11
个人笔记
约 84 字 预计阅读 1 分钟
Hadoop YARN vi .bash_profile add two lines export JAVA_HOME=`/usr/libexec/java_home -v 1.7` export HADOOP_PREFIX=/usr/local/Cellar/hadoop/2.6.0/libexec 2.SSH If you cannot ssh to localhost without a passphrase, execute the following commands: $ ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa $ cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys modify In the distribution, edit the file etc/hadoop/hadoop-env.sh to define some parameters as follows: # set to the root of your Java installation export JAVA_HOME={your java home directory} # set
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Yarn Scheduler Load Simulator (SLS)

2015-04-09
个人笔记
约 345 字 预计阅读 1 分钟
Yarn Scheduler Load Simulator (SLS) Yarn Scheduler Load Simulator (SLS) The Yarn Scheduler Load Simulator (SLS) is such a tool, which can simulate large-scale Yarn clusters and application loads in a single machine.This simulator would be invaluable in furthering Yarn by providing a tool for researchers and developers to prototype new scheduler features and predict their behavior and performance with reasonable amount of confidence, thereby aiding rapid innovation. The simulator
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Prepare for Intel technical interview

2015-04-09
个人笔记
约 118 字 预计阅读 1 分钟
My friend told me there is an open position as software engineer in Intel, Oregon. I send my update resume to her. She give me some advices. To pass the interview, I need to refresh my Operation system knowledge and c/c++ skills. Job requirment This position focus on the software performance. Since I have the experience using WinDB , understand the basic concepts related to Operating System such as Process
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当前的任务和想法

2015-04-08
个人笔记
约 451 字 预计阅读 1 分钟
2015.04.08 去学校餐厅吃完晚饭后，和同学在学生活动中心打了二十分钟的乒乓球，出了点汗。回到座位上以后，不想写程序。索性打开writed 来写一下自己现在
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This is my first post!

2015-04-08
随笔
约 187 字 预计阅读 1 分钟
You’ll find this post in your _posts directory. Go ahead and edit it and re-build the site to see your changes. You can rebuild the site in many different ways, but the most common way is to run jekyll serve --watch, which launches a web server and auto-regenerates your site when a file is updated. To add new posts, simply add a file in the
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JS Flowchart Diagrams

2015-03-04 约 310 字 预计阅读 2 分钟

Usage

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st=>start: Start|past:>http://www.google.com[blank]
e=>end: End:>http://www.google.com
op1=>operation: My Operation|past
op2=>operation: Stuff|current
sub1=>subroutine: My Subroutine|invalid
cond=>condition: Yes
or No?|approved:>http://www.google.com
c2=>condition: Good idea|rejected
io=>inputoutput: catch something...|request

st->op1(right)->cond
cond(yes, right)->c2
cond(no)->sub1(left)->op1
c2(yes)->io->e
c2(no)->op2->e
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JS Sequence Diagrams

2015-03-04 约 287 字 预计阅读 2 分钟

Usage

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Andrew->China: Says Hello
Note right of China: China thinks\nabout it
China-->Andrew: How are you?
Andrew->>China: I am good thanks!
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