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What is the use of the pipe symbol in YAML?
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How to deal with “data of class uneval” error from ggplot2?
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Groovy / grails how to determine a data type?
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Printing newlines with print() in R
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How to put comments in Django templates
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How to detect user inactivity in Android
...log the user out
PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
boolean isScreenOn = pm.isScreenOn();
Log.e("screen on.................................", "" + isScreenOn);
if (isScreenOn == false) {
PowerManager.WakeLock wl = pm...
How to use background thread in swift?
...evious code in outer block")
}
}
Swift 1.2 through 2.3
let qualityOfServiceClass = QOS_CLASS_BACKGROUND
let backgroundQueue = dispatch_get_global_queue(qualityOfServiceClass, 0)
dispatch_async(backgroundQueue, {
print("This is run on the background queue")
dispatch_async(dispatch_get...
optional parameters in SQL Server stored proc?
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How to get the path of current worksheet in VBA?
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Which characters are illegal within a branch name?
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