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Differences between Java 8 Date Time API (java.time) and Joda-Time
...ifferences between the java.time API (new in Java 8 , defined by JSR 310 ) and Joda-Time .
3 Answers
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how do i block or restrict special characters from input fields with jquery?
...ut').on('keypress', function (event) {
var regex = new RegExp("^[a-zA-Z0-9]+$");
var key = String.fromCharCode(!event.charCode ? event.which : event.charCode);
if (!regex.test(key)) {
event.preventDefault();
return false;
}
});
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Is it a bad practice to use negative margins in Android?
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In 2010, @RomainGuy (core Android engineer) stated that negative margins had unspecified behavior.
In 2011, @RomainGuy stated that you can use negative margins on LinearLayout and RelativeLayout.
In 2016, @RomainGuy stated that...
Select N random elements from a List in C#
...e probability of selection = (number needed)/(number left)
So if you had 40 items, the first would have a 5/40 chance of being selected. If it is, the next has a 4/39 chance, otherwise it has a 5/39 chance. By the time you get to the end you will have your 5 items, and often you'll have all of them...
How to post pictures to instagram using API
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edited Sep 3 '18 at 7:10
answered Sep 17 '13 at 8:22
Alb...
Algorithm to calculate the number of divisors of a given number
...he divisors together and apply those numbers into the formula above.
Not 100% sure about my algo description but if that isn't it it's something similar .
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Find a pair of elements from an array whose sum equals a given number
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30 Answers
30
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Dynamically generating a QR code with PHP [closed]
...update.
To use this , basically:
https://chart.googleapis.com/chart?chs=300x300&cht=qr&chl=http%3A%2F%2Fwww.google.com%2F&choe=UTF-8
300x300 is the size of the QR image you want to generate,
the chl is the url-encoded string you want to change into a QR code, and
the choe is the (op...
How are parameters sent in an HTTP POST request?
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edited Jun 6 '15 at 1:05
answered Jan 27 '13 at 19:32
G...
make iframe height dynamic based on content inside- JQUERY/Javascript
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answered Feb 6 '12 at 16:05
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