Mostly Used MPlayer Keyboard Control Shortcuts

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MPlayer has a fully configurable, command-driven control layer which allows you to control MPlayer using keyboard. But which are these shortcuts are not immediately know to users of MPlayer. Below is a list of mostly used MPlayer keyboard control shortcuts. They come from the [[man:1|mplayer|mplayer manual]] where you can find a full list of all
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Minimizes Thunderbird Windows into the System Tray

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I usually keep Thunderbird open when my computer is open. But Thunderbird is minimized to the taskbar. It will be more convenient if it is minimized or closed to the system tray as an icon.It will be better if it can display the number of unread messages. Mozilla’s software’s addon system give the method to
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Fedora 中文字体设置

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Fedora 一直有中文字体难看的问题, 尤其是在英文环境中. 使用本文中的配置方法可以得到令人满意的中文效果. 此方案中使用字体都为开源且在Fedora源中自带. 此方案对 Fedora 9 – 20 有效. 对于后续版本支持我会确认并更新此文章. 此方案对Gnome, KDE都有效. Firefox 中也有中文难看的问题, 后面会提到. 快速配置方法 如果你想马上配置好,请使用如下命令。此方法测试使用效果良好。 # yum install cjkuni-ukai-fonts cjkuni-uming-fonts # wget https://raw.githubusercontent.com/zma/config_files/master/others/local.conf \ -O /etc/fonts/local.conf 相关英文字体配置可以参考:Improving Fedora Font Rendering with Open Software and Fonts Only. Fedora 系统中文字体的配置方案 使用uming和ukai字体,即AR PL UMing CN等. 中文字体和等宽字体效果如图所示(点击看大图, Firefox 中文字体设置在后面会提到). 方法如下: 安装字体 首先安装这两个字体: cjkuni-ukai-fonts cjkuni-uming-fonts (在Fedora
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Colossus: Successor to the Google File System (GFS)

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Colossus is the successor to the Google File System (GFS) as mentioned in the paper on Spanner at OSDI 2012. Colossus is also used by spanner to store its tablets. The information about Colossus is slim compared with GFS which is published in the paper at SOSP 2003. There is still some information about Colossus
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Hadoop Installation Tutorial (Hadoop 1.x)

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Update: If you are new to Hadoop and trying to install one. Please check the newer version: Hadoop Installation Tutorial (Hadoop 2.x). Hadoop mainly consists of two parts: Hadoop MapReduce and HDFS. Hadoop MapReduce is a programming model and software framework for writing applications, which is an open-source variant of MapReduce that is initially designed
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Reading List for Distributed Systems and Cloud Computing

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Understanding the literature is usually the first step to do research, which is the same for systems research on cloud computing. A reading list may help a lot to those that just start in cloud computing research. Prof. Lin Gu, my PhD supervisor, compiled a reading list for system research on cloud computing. The reading
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Conferences on Cloud Computing 2013

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This post lists important conferences related to Cloud Computing in year 2013. SOSP 2013 SOSP’13: The 24th ACM Symposium on Operating Systems Principles. November 3-6, 2013, Nemacolin Woodlands Resort, Pennsylvania. The biennial ACM Symposium on Operating Systems Principles is the world’s premier forum for researchers, developers, programmers, and teachers of computer systems technology. Academic and
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Setting Up a Git Server Using Gitosis

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Update: Since gitosis is not maintained and supported, please check out gitolite for setting up a new git server. (see the comment from Sitaram Chamarty, the gitolite author, the author of gitolite.) Gitosis is a piece of software writen by Tommi Virtanen for hosting git repositories. It manages multiple repositories under the same user account.
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Conferences on Cloud Computing 2012

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This post lists important conferences on Cloud Computing in year 2012. OSDI 2012 10th USENIX Symposium on Operating Systems Design and Implementation (OSDI ’12) October 8–10, 2012, Hollywood, CA “The tenth OSDI seeks to present innovative, exciting research in computer systems. OSDI brings together professionals from academic and industrial backgrounds in what has become a
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Setting Up Standalone (Local) Hadoop

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Hadoop is designed to run on [[hadoop-installation-tutorial|hundreds to thousands of computers]] inside cluster. However, Hadoop is configured to run things in a non-distributed mode as a single Java process by default. This is specially useful for debugging since distributed debugging is really a nightmare. This post introduces how to set up a standalone Hadoop environment.
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mrcc – A Distributed C Compiler System on MapReduce

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The mrcc project’s homepage is here: mrcc project. Abstract mrcc is an open source compilation system that uses MapReduce to distribute C code compilation across the servers of the cloud computing platform. mrcc is built to use Hadoop by default, but it is easy to port it to other could computing platforms, such as MRlite,
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