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WebDriver: check if an element exists? [duplicate]

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Convert seconds to HH-MM-SS with JavaScript?

... --update 2 Please use @Frank's a one line solution: new Date(SECONDS * 1000).toISOString().substr(11, 8) It is by far the best solution. share | improve this answer | fo...
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]

... 330 parseInt("123qwe") returns 123 Number("123qwe") returns NaN In other words parseInt() pars...
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Passing command line arguments to R CMD BATCH

...t invoking it from the command line looks like > Rscript myScript.R 5 100 [1] 98.46435 100.04626 99.44937 98.52910 100.78853 Edit: Not that I'd recommend it, but ... using a combination of source() and sink(), you could get Rscript to produce an .Rout file like that produced by R CMD BAT...
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How to detect shake event with android?

... curTime = System.currentTimeMillis(); // only allow one update every 100ms. if ((curTime - lastUpdate) > 100) { long diffTime = (curTime - lastUpdate); lastUpdate = curTime; x = values[SensorManager.DATA_X]; y = values[SensorManager.DATA_Y]; z = values[Sens...
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Fastest way to extract frames using ffmpeg?

... 160 If the JPEG encoding step is too performance intensive, you could always store the frames uncomp...
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How many characters can UTF-8 encode?

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How to list all the available keyspaces in Cassandra?

... TheoTheo 122k1717 gold badges130130 silver badges172172 bronze badges add a comment ...
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Is there a difference between `continue` and `pass` in a for loop in python?

... 407 Yes, they do completely different things. pass simply does nothing, while continue goes on wit...
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How to trigger the window resize event in JavaScript?

... 401 Where possible, I prefer to call the function rather than dispatch an event. This works well if...