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parseInt(null, 24) === 23… wait, what?
..., there are no numerals it can convert, so it returns NaN. At 24, "n", the 14th letter, is added to the numeral system. At 31, "u", the 21st letter, is added and the entire string can be decoded. At 37 on there is no longer any valid numeral set that can be generated and NaN is returned.
js> par...
How to find difference between two Joda-Time DateTimes in minutes
...ou the difference between two DateTime objects in milliseconds:
DateTime d1 = new DateTime();
DateTime d2 = new DateTime();
long diffInMillis = d2.getMillis() - d1.getMillis();
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How do I convert a byte array to Base64 in Java?
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231
Java 8+
Encode or decode byte arrays:
byte[] encoded = Base64.getEncoder().encode("Hello".getByt...
Chrome browser reload options new feature
... to see more options" and when I do it I get these three awesome options.
1. Normal Reload
2. Hard Reload
3. Empty Cache and Hard Reload (this is very useful option I believe)
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Javascript reduce on array of objects
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15 Answers
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MySQL Select Query - Get only first 10 characters of a value
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Using the below line
SELECT LEFT(subject , 10) FROM tbl
MySQL Doc.
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Git: Discard all changes on a diverged local branch
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81
Delete the branch, then re-create it:
$ git branch -D phobos
$ git checkout --track -b phobos o...
Rails I18n validation deprecation warning
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615
Important: Make sure your app is not using I18n 0.6.8, it has a bug that prevents the configura...
How to use Git properly with Xcode?
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136
I have worked on iPhone applications full time since the SDK launch, most of that time spent w...
WPF Timer Like C# Timer
....Tick += dispatcherTimer_Tick;
dispatcherTimer.Interval = new TimeSpan(0,0,1);
dispatcherTimer.Start();
private void dispatcherTimer_Tick(object sender, EventArgs e)
{
// code goes here
}
More on the DispatcherTimer can be found here
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