How to install SlickEdit under arm64 Linux
有些时候，我们需要在ARM Linux上看代码，Source Insight一直没出Linux版（why?），可以用Wine，不过在ARM上有点复杂，这里主要说下一款叫 SlickEdit 的代码编辑器，有Linux版本（not free），官方介绍是：SlickEdit - The most powerful code editor available featurin...阅读全文
Use Beautiful Soup4 to pull weather
Recently, i found i can not get weather forecast from http://wxdata.weather.com/wxdata as below:This service is deprecated as of 01/15/2020ok, i'm using pywapi-0.3.8 to show weather forec...阅读全文
解决Gmail登录失败时Invalid credentials错误问题
今天git sendmail(gmail)出现如下错误：Send this email? ([y]es|[n]o|[q]uit|[a]ll): y
5.7.8 Username and Password not accepted. Learn more at
5.7.8 https://support.google.com/mail/?p=BadCredentials ...阅读全文
Android A/B retry count分析
A/B系统是Android设计给OTA用，前面有文章分析过，只不过是LK下。现在看下QCOM UEFI下对A/B retry count是否递减的逻辑。EFI_STATUS
FindBootableSlot (Slot *BootableSlot)
{
Unbootable = (BootEntry->PartEntry.Attributes & PAR...阅读全文
定屏问题分析
QCOM Android Q平台，现场adb不可用，TP不能用，Kernel 4.x。热键进入ramdump mode，导出RAM后check kernel log，发现如下eMMC错误:[41534.077689] mmc0: Reset 0x4 never completed.
[41534.077715] mmc0: sdhci: ============ SDHC...阅读全文
Android boot state说明
之前遇到了avb提示"device is corrupt"的问题，涉及boot state。我们先看下官方的说明，目前是Android 10：After determining the boot state of a device, you need to communicate that state to the user. If the device doesn't ...阅读全文