妮仔的學習筆記

2012年11月5日星期一

export SHELL=/bin/bash

vim 整段註解

‧執行 vim 某個文字檔,進入vim： 1. 先按 Esc 離開 insert mode 2. 再按 ctrl+v 將要註解的這幾行選取(使用上下左右鍵 or + shift ) 3. 再按大寫的 I (指的是進入Insert mode) 4. 再輸入 # ...
Generate git patch

step1: #git format-patch -o /tmp/ xxxxx^..xxxx ^上一筆 ..到 xxxxx^..xxxx : 給範圍 ex: git format-patch -o /tmp/ 401dcd873a6550158429999039cc3c1fcbb...
Look Android ramdisk image

Tar: #cd /tmp/data #cat ../ramdisk.img | gunzip | cpio -idv store: find . | cpio -o -H newc | gzip > ../ramdisk.img
* Audio: I2S and Linux sound system

System: ------------ -------- | Embedded | ---->I2S | audio | I2C | codec | ----->AMP -->speaker -----...
sshfs on ubuntu

Use sshfs instead, there is no setup necessary at all and you get "proper" mount points that are recognized by any application: ...
mount samba on ubuntu

sudo mount.cifs // hostname / sharename ~/ mounts / sharename -o user= username,pass=password
Create RAMdisk in kernel

find . | cpio -H newc -o | gzip --best > ../rootfs.igz
wifi 名詞解釋

wpa : wifi protected access
Integrate image

Integrate image: uboot and uImage #dd if=u-boot of=ub bs=1M conv=sync #vi ub Then see the hex file by :%!xxd verify it by see address #ll ex...
wifi hal layer on android

- wifi ap layer on Android frameworks/base/core/jni/android_net_wifi_Wifi.cpp framwworks/base/wifi/java/android/net/wifi/WifiStateTracke...

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