| #!/bin/sh | |
| # | |
| if [ $# -eq 0 ];then | |
| echo "Supply client|server" | |
| exit 1 | |
| fi | |
| FILENAME=$1 | |
| openssl genrsa -out $FILENAME.key 1024 |
IaaS指提供系统（可以自己选）或者储存空间之类的硬件，软件要自己手动装；PaaS提供语言环境和框架（可以自己选）；SaaS只能使用开发好的软件（卖软件本身）；BaaS一般类似于非关系数据库，但各家不通用，有时还有一些其它东西。
As it turns out, it is not trivial to control the audio volume of an Android device using ADB. At the time of writing, the only way appears to be using the service tool. Actually, the service command allows to "connect" to a number of services (104 on Android 6.0.1) and invoke functions. Not knowing much about this tool, I managed to completely mute all sounds and speakers of my Nexus 5, and I was stuck without any sound for quite some time. I did not find a way to unmute the sound from within the system UI, so I got to dive a little deeper into this.
If you know which service you want to use, you then need to find its interface declaration. The command
service list
gives you a list of all services with the associated interfaces, if applicable:
...
26 backup: [android.app.backup.IBackupManager]
| [string]$your_video = Read-Host 'Plz enter the fullpath of your video to extract.' | |
| [string]$fps = ffprobe -v error -select_streams v:0 -show_entries stream=avg_frame_rate -of default=nokey=1:noprint_wrappers=1 -i $your_video # This will return a string like '30/1' | |
| [int]$fps = Invoke-Expression $fps # Let's try to run the string directly as an expression somehow like a trick. | |
| [string]$frame_count = ffprobe -v error -select_streams v:0 -show_entries stream=nb_frames -of default=nokey=1:noprint_wrappers=1 -i $your_video | |
| [string]$out_path = Read-Host 'Choose a fullpath to extract all its frames. (e.g., C:\Users\xxx\Desktop)' |
| $example_string = 'github' | |
| $upper_initial = $example_string -replace "^$($example_string[0])", $example_string[0].ToString().ToUpper() | |
| Write-Host $upper_initial |