[Android] 檢查 android 的版本

/build/core/version_defaults.mk
版本號碼
PLATFORM_VERSION := 6.0.1

/build/core/build_id.mk

代號

export BUILD_ID=MMB29M

[Android] framework 的諸多 manager 核心 service 所在地

例如  常用的 ActivityManager

frameworks/base/services/core/java/com/android/server/am/ActivityManagerService.java

https://github.com/android/platform_frameworks_base/blob/master/services/core/java/com/android/server/am/ActivityManagerService.java


舉例來說
這樣就可以看到  getRunningAppProcesses() 背後的秘密了
https://github.com/android/platform_frameworks_base/blob/master/services/core/java/com/android/server/am/ActivityManagerService.java#L12814

[Android] 反組譯 APK resource 檔案

http://ibotpeaches.github.io/Apktool/

1.) Put apktool.jar and test.apk in same folder 
2.) Go to the jar and .apk path by command line
3.) And fire the command java -jar apktool.jar d test.apk
4.) It will generate a folder with the name "test" in the same folder

[Android] 從log 查 EXCLUDE_FROM_RECENTS 的小技巧

01-01 00:47:09.000  1432  6076 I ActivityManager: START u0 {flg=0x10000000 cmp=com.oneplus.market/.activity.SearchActivity} from uid 10011 on display 0



FLAG_EXCLUDE_FROM_RECENTS  
excludeFromRecents
Constant Value: 32 (0x00000020)

[Android] 觀察記憶體是否有長大

adb shell dumpsys meminfo | grep "systemui"

[Android] notification 的構成

[Android] download commit message for repo

這是為了把上 code 的 format 弄下來
以方便單獨的 repo project 使用

scp -p -P 29418 <your username>@<your Gerrit review server>:hooks/commit-msg <local path to your git>/.git/hooks/


出處：
https://git.eclipse.org/r/Documentation/cmd-hook-commit-msg.html