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Arduino101 按钮 · App Inventor 2 中文网
...状态，此状态值可能会长时间保持不变。
参数:
* Button_State (_数字_) — 按钮状态：0表示释放，1表示按下。
Pressed - 当观察到按钮状态从低信号变为高信号时触发Pressed事件，表示按钮开关已被按下且电路闭合。
Re...
Arduino101 光线传感器 · App Inventor 2 中文网
...LightSensorDataReceived事件将被触发。
Parameters:
* intensity (_number_) — The intensity of the light received from the sensor, linear in the voltage provided by the light sensor.
您的改进建议 联系方式： 不需...
Arduino101 湿度传感器 · App Inventor 2 中文网
...值时，MoistureReceived事件将被触发。
Parameters:
* moisture (_number_) — The moisture level measured, between 0 and 100.
您的改进建议 联系方式： 不需要回复的可留空~ 意见反馈（300字以内）...
Arduino101 近距离传感器 · App Inventor 2 中文网
...器接收到距离测量值时触发此事件。
参数:
* proximity (_number_) —
物体与传感器的距离。由于物理和数学限制，该值范围在6到80厘米之间。
您的改进建议 联系方式： 不需要回...
终于不用拿复选框凑了：App Inventor 新组件「单选框」，问卷表单一个搞定 ...
... 男,女,保密，勾选横向排列；再拖一个按钮（改名 按钮_提交）、一个标签（改名 标签_结果）：
▲ 性别选择，提交前检查是否选了
重点在提交时的判断：单选框默认一项都不选，这时「选中项索引」是 0。提交前一定要...
Where can I set environment variables that crontab will use?
...r/bin/ksh /work1/jleffler/bin/Cron/monthly
The scripts in ~/bin/Cron are all links to a single script, 'runcron', which looks like:
: "$Id: runcron.sh,v 2.1 2001/02/27 00:53:22 jleffler Exp $"
#
# Commands to be performed by Cron (no debugging options)
# Set environment -- not ...
Combining multiple commits before pushing in Git [duplicate]
I have a bunch of commits on my local repository which are thematically similar. I'd like to combine them into a single commit before pushing up to a remote. How do I do it? I think rebase does this, but I can't make sense of the docs.
...
SVN needs-lock 设置强制只读属性（官方资料） - 更多技术 - 清泛网 - 专注...
...when the property is not available
sets the svn:needs-lock property on all already existing binary files in repositories
configures users to automatically set property svn:needs-lock on newly added binary files
1) - create a pre-commit.cmd script in the repository\hooks directory. This scri...
App Inventor 2 SliderVertical 扩展：垂直的滑动条 · App Inventor 2 中文网
...
when Screen1.Initialize() {
SliderVertical1.SliderVertical(垂直布局_滑块)
SliderVertical1.MinValue = 0
SliderVertical1.MaxValue = 100
SliderVertical1.ThumbPosition = 50
}
when SliderVertical1.PositionChanged(thumbPosition) {
标签_数值.Text = join("当前值：", thumbPosition)...
Merge 2 arrays of objects
..."lang", value: "German"}];
function mergeByProperty(arr1, arr2, prop) {
_.each(arr2, function(arr2obj) {
var arr1obj = _.find(arr1, function(arr1obj) {
return arr1obj[prop] === arr2obj[prop];
});
arr1obj ? _.extend(arr1obj, arr2obj) : arr1.push(arr2obj);
});
}
mergeByPropert...