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App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...动App的强大工具
【通知】Notifier 通知扩展：功能强大的Android通知管理工具
【媒体通知】MediaNotification 媒体通知扩展：管理媒体播放器通知，支持播放控制
【唤醒】KeepAwake 保持唤醒扩展：防止App被操作系统停用
【唤醒】W...
App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...动App的强大工具
【通知】Notifier 通知扩展：功能强大的Android通知管理工具
【媒体通知】MediaNotification 媒体通知扩展：管理媒体播放器通知，支持播放控制
【唤醒】KeepAwake 保持唤醒扩展：防止App被操作系统停用
【唤醒】W...
How to use multiple arguments for awk with a shebang (i.e. #!)?
...sr/bin/gawk" "--re-interval" "-f" "$0" "$@", but awk treated that as a command and printed out every line of input unconditionally. That is why I put in the arbitrary_long_name==0 - it's supposed to fail all the time. You could replace it with some gibberish string. Basically, I was looking for a fa...
Stream vs Views vs Iterators
What are the differences among Streams, Views (SeqView), and Iterators in scala? This is my understanding:
1 Answer
...
How can I download a specific Maven artifact in one command line?
...t goal since version 2.1. No need for a pom, everything happens on the command line.
To make sure to find the dependency:get goal, you need to explicitly tell maven to use the version 2.1, i.e. you need to use the fully qualified name of the plugin, including the version:
mvn org.apache.maven.pl...
pretty-print JSON using JavaScript
...-to-read (for human readers) format? I'm looking primarily for indentation and whitespace, with perhaps even colors / font-styles / etc.
...
How do I update each dependency in package.json to the latest version?
I copied package.json from another project and now want to bump all of the dependencies to their latest versions since this is a fresh project and I don't mind fixing something if it breaks.
...
Sync data between Android App and webserver [closed]
I want to sync data (such as db record, media) between an Android App and a Server. If you've seen Evernote or similar Applications, you certainly understand what I mean.
...
Is there a way to simulate the C++ 'friend' concept in Java?
... in JAVA to replicate C++ friend mechanism.
Lets say I have a class Romeo and another class Juliet. They are in different packages (family) for hatred reasons.
Romeo wants to cuddle Juliet and Juliet wants to only let Romeo cuddle her.
In C++, Juliet would declare Romeo as a (lover) friend but th...
How to write a switch statement in Ruby
...Ruby uses the case expression instead.
case x
when 1..5
"It's between 1 and 5"
when 6
"It's 6"
when "foo", "bar"
"It's either foo or bar"
when String
"You passed a string"
else
"You gave me #{x} -- I have no idea what to do with that."
end
Ruby compares the object in the when clause wit...