Dynamic Clock in Terminal.

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Dynamic Clock in Terminal.

#!/bin/bash tput civis while [ 1 ] do tput clear # tput cup 10 20 info=$(date "+%Y-%m-%d %H:%M:%S %A") LEN=`echo $info | wc -c` COLS=`tput cols` let HOLD_COL=$COLS-$LEN NEW_COL=`expr $HOLD_COL / 2` tput cup 10 $NEW_COL tput setf 2 tput bold echo…

get back to the slower clock rate that allows it to save more power

http://www.howtogeek.com/177790/why-you-cant-use-cpu-clock-speed-to-compare-computer-performance/ Why You Can't Use CPU Clock Speed to Compare Computer Performance Shopping for a new computer? Don't pay too much attention to CPU clock speed. "CPU spe…

构建 ARM Linux 4.7.3 嵌入式开发环境 —— BusyBox 构建 RootFS

上一篇我们已经成功将 ARM Linux 4.7.3 的内核利用 U-BOOT 引导了起来.但是细心的你会发现,引导到后面,系统无法启动,出现内核恐慌 (Kernel Panic). 原因是找不到文件系统.为了让内核成功启动,我们还需要构建一个根文件系统.为了后期开发的方便,我们采用 NFS 网络文件系统. 利用 BusyBox 构建 mini 根文件系统什么是 BusyBox ? BusyBox 是一个遵循GPL协议.以自由软件形式发行的应用程序.Busybox在单一的可执行文件中提供了精简…

Linux Kernel 排程機制介紹

http://loda.hala01.com/2011/12/linux-kernel-%E6%8E%92%E7%A8%8B%E6%A9%9F%E5%88%B6%E4%BB%8B%E7%B4%B9/ Linux Kernel 排程機制介紹 Linux Kernel 排程機制介紹 hlchou@mail2000.com.tw by loda. 2011/12/2 多核心架構儼然是目前智慧型手機方案的新趨勢,隨著省電與效能上的考量,多核心的架構各家方案也都有所差異.為能讓同一個Linux Kerne…

[原创]EBAZ4205 Linux log打印输出

下载器与板级之前的连接 JTAG红色为1脚,请注意 RX接板级TX TX接板级RX UART_Vref接板级VCC GND接板级GND U-Boot 2014.01 (Apr 14 2019 - 10:53:30) I2C: readyMemory: ECC disabledDRAM: 256 MiBNAND: zynq_nand_init: Unable detect NAND based on MIO settingsZYNQ NAND init failed0 MiBMMC: zynq_s…

The rapid development platform upgrade, leave the time to yourself, the work is lost to the soft platform

Bring me back to your home. Please leave your work behind! Soft agile development framework V7.0 new upgrade function is more complete, more stable operation. The new version adds multilingual, home page dynamic settings, mobile terminal code generat…