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Is unsigned integer subtraction defined behavior?
...type when the result would be negative. So that code like this would be incorrect even if it happens to work on most architectures.
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Which is more preferable to use: lambda functions or nested functions ('def')?
...ons but sometimes use nested functions that seem to provide the same behavior.
16 Answers
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How to access accelerometer/gyroscope data from Javascript?
...recently come across a few websites that seems to access the accelerometer or gyroscope on my laptop, detecting changes in orientation or movement.
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Why does parseInt(1/0, 19) return 18?
...all Infinity.toString() is called, producing the string "Infinity". So it works the same as if you asked it to convert "Infinity" in base 19 to decimal.
Here are the digits in base 19 along with their decimal values:
Base 19 Base 10 (decimal)
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0 0
1 ...
Why is 1/1/1970 the “epoch time”?
... unsigned integer could only represent a span of time less than 829 days. For this reason, the time represented by the number 0 (called the epoch) had to be set in the very recent past. As this was in the early 1970s, the epoch was set to 1971-1-1.
Later, the system time was changed to increment ev...
How to detect idle time in JavaScript elegantly?
..." time in JavaScript?
My primary use case probably would be to pre-fetch or preload content.
38 Answers
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Bash array with spaces in elements
... might be partly with how you're accessing the elements. If I do a simple for elem in $FILES, I experience the same issue as you. However, if I access the array through its indices, like so, it works if I add the elements either numerically or with escapes:
for ((i = 0; i < ${#FILES[@]}; i++))
d...
Java “user.dir” property - what exactly does it mean?
I want to use user.dir dir as a base dir for my unit tests (that creates a lot of files). Is it correct that this property points to the current working directory (e.g. set by the 'cd' command)?
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Height equal to dynamic width (CSS fluid layout) [duplicate]
...ar cw = $('.child').width();
$('.child').css({'height':cw+'px'});
Check working example at http://jsfiddle.net/n6DAu/1/
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How to fire AJAX request Periodically?
This script reloads or refresh the page after every 5 seconds. But I want to do it using jQuery and AJAX call. Is it possible?
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