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micro:bit 实验05 - 用 P0 引脚读一个自己接的按钮 · App Inventor 2 中文网
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Microbit_Io_Pin_Simple
Microbit_Io_Pin_Simple1
不可见，BluetoothDevice = BluetoothLE1
...
Getting a better understanding of callback functions in JavaScript
...epending how you call the function
alert(this);
};
callback(argument_1, argument_2);
callback.call(some_object, argument_1, argument_2);
callback.apply(some_object, [argument_1, argument_2]);
The method you choose depends whether:
You have the arguments stored in an Array or as distinct v...
Using “label for” on radio buttons
...ds like a clear case to use a checkbox instead :D
– T_D
Mar 13 at 15:16
Ah, no what I meant was one super-label that t...
Does this app use the Advertising Identifier (IDFA)? - AdMob 6.8.0
...ly ads (Google AdMob), I checked the first (Serve ads...) and last box (I, ___, confirm...). App was approved and released, no issues.
Source: https://groups.google.com/forum/#!topic/google-admob-ads-sdk/BsGRSZ-gLmk
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...
Rails I18n validation deprecation warning
... the following line inside the Rails::Application body
config.i18n.enforce_available_locales = true
The possible values are:
false: if you
want to skip the locale validation
don't care about locales
true: if you
want the application to raise an error if an invalid locale is passed (or)
wan...
Download file from web in Python 3
....request
...
# Download the file from `url` and save it locally under `file_name`:
urllib.request.urlretrieve(url, file_name)
import urllib.request
...
# Download the file from `url`, save it in a temporary directory and get the
# path to it (e.g. '/tmp/tmpb48zma.txt') in the `file_name` variable:...
Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh
...disable the error message paste the following to the file you created:
idea_rt
idea.no.launcher=true
This will take effect on the restart of the IntelliJ.
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...
Android: How to put an Enum in a Bundle?
...javase/1.5.0/docs/guide/serialization/spec/…
– Miha_x64
Aug 19 '17 at 10:14
...
Why does calling a function in the Node.js REPL with )( work?
..., World!"); }
hi)(
Error:
SyntaxError: Unexpected token )
at Module._compile (module.js:439:25)
at Object.Module._extensions..js (module.js:474:10)
at Module.load (module.js:356:32)
at Function.Module._load (module.js:312:12)
at Function.Module.runMain (module.js:497:10)
a...
Private properties in JavaScript ES6 classes
...l super(). Yet babel puts them before super.
– seeker_of_bacon
Oct 3 '18 at 16:23
6
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