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设备发现（DeviceDiscovery）使用指导 · App Inventor 2 中文网
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这些案例在包含该组件的鸿蒙 AI 伴侣或 HAP 中运行。Android 侧是供网页编辑器生成积木的声明，不能用安卓伴侣验证鸿蒙系统能力。
在设计器拖入 DeviceDiscovery，保留名称 DeviceDiscovery1；拖入案例涉及的按钮、文本输入框...
Converting Epoch time into the datetime
... is equilvalent to the Zulu timezone (+00:00). You can read more here: timeanddate.com/time/zones/z
– Devnetics
Jan 10 '17 at 20:36
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设备信息使用指导 · App Inventor 2 中文网
...（变化时触发事件）、
飞行模式（变化时触发事件）、Android 系统版本与 SDK 级别、手机型号、ANDROID_ID、
系统语言、定位开关、电量、是否充电、电池温度（电量或充电状态变化时触发事件）。
本应用的版本名、安装来源、是...
git clone from another directory
... F:\DEV\MY_REPO\.git
CORRECT:
git clone /F/DEV/MY_REPO/.git
These commands are done from the folder you want the repo folder to appear in.
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CSS endless rotation animation
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@-webkit-keyframes rotating /* Safari and Chrome */ {
from {
-webkit-transform: rotate(0deg);
-o-transform: rotate(0deg);
transform: rotate(0deg);
}
to {
-webkit-transform: rotate(360deg);
-o-transform: rotate(360deg);
trans...
Reading JSON from a file?
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In python 3, we can use below method.
Read from file and convert to JSON
import json
from pprint import pprint
# Considering "json_list.json" is a json file
with open('json_list.json') as fd:
json_data = json.load(fd)
pprint(json_data)
with statement automaticall...
Change color of UISwitch in “off” state
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@Felipe Gringo No problem. Depend on your UI. Standard UISwitch is 31pt.
– Long Pham
Dec 13 '15 at 13:11
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编程基础与事件状态 01：让按钮响应你的任务 · App Inventor 2 中文网
...% auto no-repeat; } /*手机版：反馈浮动按钮收小*/ @media screen and (max-width: 700px) { .feedback-pop { font-size: 13px; line-height: 14px; padding: 10px 7px; } .feedback-pop .feedback-img { width: 20px; height: 20px; margin-bottom: 3px; } } 文档反馈 切...
Find the day of a week
Let's say that I have a date in R and it's formatted as follows.
7 Answers
7
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How can I kill a process by name instead of PID?
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pkill -U <username> is quite handy. I have a Solaris web server, the actual web server daemon, is setup as a Service with it's own user. So specifying by user is a simple / easy way to trigger a restart.
– Raystorm
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