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Android encryption / decryption using AES [closed]
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@BrijeshThakur - read this
– t0mm13b
Apr 5 '13 at 12:57
12
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NSOperation vs Grand Central Dispatch
I'm learning about concurrent programming for iOS. So far I've read about NSOperation/NSOperationQueue and GCD . What are the reasons for using NSOperationQueue over GCD and vice versa?
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What is the difference between vmalloc and kmalloc?
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Short answer: download Linux Device Drivers and read the chapter on memory management.
Seriously, there are a lot of subtle issues related to kernel memory management that you need to understand - I spend a lot of my time debugging problems with it.
vmalloc() is very rar...
Should I hash the password before sending it to the server side?
...id: this kind of attack is called a “replay attack” if anyone wants to read more about it elsewhere.
– user376845
Feb 24 '19 at 10:16
add a comment
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Convert SVG image to PNG with PHP
... , 'id="'.$state.'" style="fill:#'.$color
, $svg
);
}
$im->readImageBlob($svg);
/*png settings*/
$im->setImageFormat("png24");
$im->resizeImage(720, 445, imagick::FILTER_LANCZOS, 1); /*Optional, if you need to resize*/
/*jpeg*/
$im->setImageFormat("jpeg");
$im->adaptiv...
How to provide user name and password when connecting to a network share
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You can either change the thread identity, or P/Invoke WNetAddConnection2. I prefer the latter, as I sometimes need to maintain multiple credentials for different locations. I wrap it into an IDisposable and call WNetCancelConnection2 to remove the cred...
Stored procedure slow when called from web, fast from Management Studio
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These are some interesting leads, will read more about them and bew back in a few.. thanks.
– iamserious
Jul 5 '11 at 17:27
44
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UTF-8: General? Bin? Unicode?
...an/5.0/en/charset-unicode-sets.html
For more detailed explanation, please read the following post from MySQL forums:
http://forums.mysql.com/read.php?103,187048,188748
As for utf8_bin:
Both utf8_general_ci and utf8_unicode_ci perform case-insensitive comparison. In constrast, utf8_bin is case-sens...
What is the main difference between PATCH and PUT request?
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@JulianReschke if you read the second line of this RFC, you'll see that it's still marked as PROPOSED STANDARD. So no, the patch method is still in proposal. The rfc is here btw. tools.ietf.org/html/rfc5789 and the rfc7231 is also PROPOSED STANDAR...
Are non-synchronised static methods thread safe if they don't modify static class variables?
... is not synchronised, but does not modify any static variables is it thread-safe? What about if the method creates local variables inside it? For example, is the following code thread-safe?
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