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How to set timer in android?
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83
It is simple!
You create new timer.
Timer timer = new Timer();
Then you extend the timer ...
Java 256-bit AES Password-Based Encryption
...so install them (not compiled in) so beware.
* see here: http://www.javamex.com/tutorials/cryptography/unrestricted_policy_files.shtml
*/
KeySpec spec = new PBEKeySpec (mPassword.toCharArray (), mSalt, ITERATIONS, KEYLEN_BITS);
tmp = factory.generateSecret (spec);...
Git copy file preserving history [duplicate]
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83
Unlike subversion, git does not have a per-file history. If you look at the commit data structu...
Why does Java's hashCode() in String use 31 as a multiplier?
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@Jason See my answer stackoverflow.com/questions/1835976/… . My point is: you get much less collisions if you use a larger prime, and lose nothing these days. The problem is worse if you use non-english languages with common non-ascii chars. And 31 served as a bad example ...
std::string formatting like sprintf
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You can't do it directly, because you don't have write access to the underlying buffer (until C++11; see Dietrich Epp's comment). You'll have to do it first in a c-string, then copy it into a std::string:
char buff[100];
snprintf(buff, sizeof(buff), "%s", "Hello");
std::str...
How to break out of multiple loops?
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Robert RossneyRobert Rossney
83.7k2323 gold badges134134 silver badges207207 bronze badges
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Java client certificates over HTTPS/SSL
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83
While not recommended, you can also disable SSL cert validation alltogether:
import javax.net....
What does static_assert do, and what would you use it for?
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83
Off the top of my head...
#include "SomeLibrary.h"
static_assert(SomeLibrary::Version > 2,...
ASP.NET Identity's default Password Hasher - How does it work and is it secure?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Difference between clustered and nonclustered index [duplicate]
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83
You really need to keep two issues apart:
1) the primary key is a logical construct - one of t...