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Which is the fastest algorithm to find prime numbers?
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15 Answers
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How to convert Milliseconds to “X mins, x seconds” in Java?
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1245
Use the java.util.concurrent.TimeUnit class:
String.format("%d min, %d sec",
TimeUnit.M...
Use HTML5 to resize an image before upload
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162
Here is what I ended up doing and it worked great.
First I moved the file input outside of th...
Integrate ZXing in Android Studio
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edited May 4 '18 at 4:11
Faysal Ahmed
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Is there a version of JavaScript's String.indexOf() that allows for regular expressions?
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18 Answers
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How to read multiple text files into a single RDD?
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10 Answers
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How do I draw a grid onto a plot in Python?
...plot using pylab in Python and now I would like to superimpose a grid of 10x10 onto the scatter plot. How do I do that?
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How do I do top 1 in Oracle?
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261
If you want just a first selected row, you can:
select fname from MyTbl where rownum = 1
You ...
PHP Function with Optional Parameters
I've written a PHP function that can accepts 10 parameters, but only 2 are required. Sometimes, I want to define the eighth parameter, but I don't want to type in empty strings for each of the parameters until I reach the eighth.
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The tilde operator in Python
...complement representation of the integer are reversed (as in b <- b XOR 1 for each individual bit), and the result interpreted again as a twos-complement integer. So for integers, ~x is equivalent to (-x) - 1.
The reified form of the ~ operator is provided as operator.invert. To support this o...