http://jimxia.blogsome.com Life is a short journey; I am just on the road. Thu, 19 Nov 2009 03:39:58 +0000 http://backend.userland.com/rss092 en head 查看文件前几行：head -100 /etc/passwd tail 查看文件末尾几行：tail -100 /etc/passwd sed 命令可以用来查看文件中间部分：sed -n "100,200p" /etc/passwd http://jimxia.blogsome.com/2009/11/19/p285/ Question: I have a complex clocking scheme in which my two clocks have a frequency ratio of 3:2 and only certain edges can be used for launching or capturing data on cross-domain paths. Using the set_multicycle_path command is not adequate to model the launching and capturing edges in my case. ... http://jimxia.blogsome.com/2009/11/16/modeling-complex-multifrequency-clocks/ Moving aroundObviously, you can use the arrow keys to move around on the command line, but there are several other shortcuts: CTRL+A = move cursor to beginning of line CTRL+E = move cursor to end of line CTRL+U = deletes everything before the cursor CTRL+K = deletes everything after the cursor CTRL+W = deletes the ... http://jimxia.blogsome.com/2009/11/16/linux-command-line-tips/ foreach_in_collection this_design [get_designs *] { set this_design_name [get_object_name $this_design] if { ![regexp {foo_} $this_design_name] } { rename_design $this_design -prefix “foo_” -update_links } } http://jimxia.blogsome.com/2009/08/12/rename-designs/ 1. Investigate the PTK STAflow. 2. Setup STA environment for wbcdma and run Primetime. 3. Help GC synthesize and formal checking. 4. Check the SD IO pads timing in Z0. http://jimxia.blogsome.com/2009/07/24/recent-accomplishments/ 1. Final release td_modem netlist & sdc on July 14, 09 2. Try synthesis for wb_modem with PTK sdc http://jimxia.blogsome.com/2009/07/14/accomplishments-june-29-july-14/ 删除版本1.3，并且保留版本1.2  cvs admin -o1.3 foo 完全删除文件的所有版本 rm foo  cvs remove foo cvs commit "Delete no longer used file" foo http://jimxia.blogsome.com/2009/07/13/p279/ 1. Sign-off STA timing and tape-out Z1 chip 2. Release modem netlist of Y0 2.1 Re-synthesize TDMA domain for feature enhancement 2.2 ECO fix bugs founded in Z0 2.3 ECO add compatible pins as to WB modem http://jimxia.blogsome.com/2009/06/30/accomplishments-june-22-june-28/ LOS ANGELES – Michael Jackson, the sensationally gifted child star who rose to become the "King of Pop" and the biggest celebrity in the world only to fall from his throne in a freakish series of scandals, died Thursday. He was 50. http://jimxia.blogsome.com/2009/06/26/michael-jackson-passed-away/ 本月早些时候曝光的ThinkPad轻薄新机T400s终于正式揭开了面纱，联想今天在美国发布T400s并已经开始上线销售。 据联想介绍，T400s的设计源自极限轻薄机型X300，使用和X300同样的第二代镁合金/碳纤维防滚架技术，再加上LED背光液晶屏幕，固态硬盘的使用，打造出了一台拥有14.1寸大屏幕的超轻薄笔记本，厚度仅为0.83英寸（2.1厘米），含六芯电池的重量仅为3.91磅（1.77公斤）。 设计方面，联想对ThinkPad标志性的键盘设计进行了改进，增大了常用的Delete和Esc键面积，缩小了按键之间的空隙防止食物碎屑等落入其中。另外，新的大面积触控板支持多点触摸（两指）。200万像素摄像头、VOIP热键、大音量（T400两倍）扬声器的配置都为网络视频通讯提供了方便。 配置上，ThinkPad T400s使用了标准电压的小尺寸封装版Core 2 Duo处理器，最高频率2.53GHz。搭配最大128GB固态硬盘或250GB硬盘，内置9.5mm超薄DVD刻录机或蓝光光驱，提供 ExpressCard/34插槽或五合一读卡器，USB/eSATA整合接口，DisplayPort和VGA视频输出，网络连接包括以太网、WiFi 以及可选的WiMax、WWAN、蓝牙和UWB技术等。 http://jimxia.blogsome.com/2009/06/25/p276/