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Image Processing: Algorithm Improvement for 'Coca-Cola Can' Recognition
...
Fun problem: when I glanced at your bottle image I thought it was a can too. But, as a human, what I did to tell the difference is that I then noticed it was also a bottle...
So, to tell cans and bottles apart, how about sim...
SET NOCOUNT ON usage
... text "SET NOCOUNT ON" itself is a whopping 14 bytes. I used to think that 123 row(s) affected was returned from server in plain text in a separate network packet but that's not the case. It's in fact a small structure called DONE_IN_PROC embedded in the response. It's not a separate network packet ...
Why are only final variables accessible in anonymous class?
...s = new int[1];
Runnable r = new Runnable() { public void run() { res[0] = 123; } };
r.run();
System.out.println(res[0]);
// ...
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C# code to validate email address
...e all perfectly valid forms:
cog@wheel
"cogwheel the orange"@example.com
123@$.xyz
For most use cases, a false "invalid" is much worse for your users and future proofing than a false "valid". Here's an article that used to be the accepted answer to this question (that answer has since been delet...
Strange out of memory issue while loading an image to a Bitmap object
...anipulate the resulting Bitmap (such as passing it on to a Canvas for more fun). So, what you should use instead is: Bitmap.createScaledBitmap(srcBitmap, width, height, false). If for whatever reason you MUST use the brute force create method, then at least pass Config.ARGB_4444.
This is almost gu...
What is Java Servlet?
...methods like init(), doGet(), doPost() etc. Look at Resource 3.
Here is a fun exercise for you. Create a simple servlet like in Resource 3 and write a few System.out.println() statements in it's constructor method (Yes you can have a constructor of a servlet), init(), doGet(), doPost() methods and ...
Scaling Node.js
... with hiredis.
PING: 20000 ops 46189.38 ops/sec 1/4/1.082
SET: 20000 ops 41237.11 ops/sec 0/6/1.210
GET: 20000 ops 39682.54 ops/sec 1/7/1.257
INCR: 20000 ops 40080.16 ops/sec 0/8/1.242
LPUSH: 20000 ops 41152.26 ops/sec 0/3/1.212
LRANGE (10 elements): 20000 ops 36563.07 ops/sec 1/8/1.363
LRANGE (100...
Showing commits made directly to a branch, ignoring merges in Git
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123
--no-merges
Both parents have equal weight in many contexts in git. If you've always been con...
MySQL - why not index every field?
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123
Indexes take up space in memory (RAM); Too many or too large of indexes and the DB is going to...
How do I add custom field to Python log format string?
...getLogger('Test')
if __name__=='__main__':
logger.logMessage('ERROR','123','This is an error')
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