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Send email using java
...ess.parse("to_email_address@domain.com"));
message.setSubject("Testing Subject");
message.setText("Dear Mail Crawler,"
+ "\n\n No spam to my email, please!");
Transport.send(message);
System.out.println("Done");
} catch (Mess...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
...king website, for example.) Speed-optimized algorithms enable attackers to test many candidates against the stolen hashes until they find a match. Algorithms like bcrypt and scrypt make slow and expensive to test candidates against the hash, even if they know what algorithm you use. So they give bet...
How do I choose grid and block dimensions for CUDA kernels?
...a little example.
#include <stdio.h>
/************************/
/* TEST KERNEL FUNCTION */
/************************/
__global__ void MyKernel(int *a, int *b, int *c, int N)
{
int idx = threadIdx.x + blockIdx.x * blockDim.x;
if (idx < N) { c[idx] = a[idx] + b[idx]; }
}
/***...
What's your favorite “programmer” cartoon?
... Randall Munroe, the creator of xkcd, discusses how he actually tested this theory during a talk at Google: youtube.com/watch?v=zJOS0sV2a24 -- start at 8:26 or so. The talk is also exciting because Donald Knuth asks the first question!
– A. Rex
Sep ...
How to get the concrete class name as a string? [duplicate]
...
+1. An 'is' test on the class object itself will be quicker than strings and won't fall over with two different classes called the same thing.
– bobince
Feb 6 '09 at 19:19
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Determining if a variable is within range?
...ray. (1..10000000000000000) === 5000000000000000 is just doing a "between" test under the hood
– John La Rooy
Jan 17 '16 at 23:29
1
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Java Swing revalidate() vs repaint()
...) is mandatory when you do a remove() - see the relevant javadocs.
My own testing indicates that repaint() is also necessary. I'm not sure exactly why.
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How do I git rm a file without deleting it from disk? [duplicate]
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I just tested this and it does delete the file from disk
– Joe Phillips
Feb 23 '17 at 21:49
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regular expression: match any word until first space
...
^([^\s]+) use this it correctly matches only the first word you can test this using this link
https://regex101.com/
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Python-equivalent of short-form “if” in C++ [duplicate]
...tened to:
a = b is True and "123" or "456"
... or if you simply want to test the truthfulness of b's value in general...
a = b and "123" or "456"
? : can literally be swapped out for and or
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