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How are software license keys generated?
... Additionally, it requires online activation.
The full algorithm is rather complex, but outlined nicely in this (completely legal!) paper, published in Germany.
Of course, no matter what you do, unless you are offering an online service (like World of Warcraft), any type of copy protection is just ...
IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
...nceState(outState);
}
In the end the proper solution was (as seen in the comments) to use :
transaction.commitAllowingStateLoss();
when adding or performing the FragmentTransaction that was causing the Exception.
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Delete all tags from a Git repository
...hilosophy where you pipe everything. On Windows use git bash with the same command.
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How do I byte-compile everything in my .emacs.d directory?
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C-u 0 M-x byte-recompile-directory
will compile all the .el files in the directory and in all subdirectories below.
The C-u 0 part is to make it not ask about every .el file that does not have a .elc counterpart.
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How to check Oracle database for long running queries
...n, which uses an Oracle database, is going slow or appears to have stopped completely.
8 Answers
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How do I measure execution time of a command on the Windows command line?
Is there a built-in way to measure execution time of a command on the Windows command line?
30 Answers
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Generate random password string with requirements in javascript
...educes the number of possible passwords, so that hacking by bruteforcing becomes easier.
To generate a random word consisting of alphanumeric characters, use:
var randomstring = Math.random().toString(36).slice(-8);
How does it work?
Math.random() // Generate random numbe...
What's the best way to put a c-struct in an NSArray?
...ort CoreGraphics structures – you can use it for your own too. I would recommend doing so, as the class is probably lighter weight than NSData for simple data structures.
Simply use an expression like the following:
[NSValue valueWithBytes:&p objCType:@encode(Megapoint)];
And to get the va...
Update Git branches from master
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You have two options:
The first is a merge, but this creates an extra commit for the merge.
Checkout each branch:
git checkout b1
Then merge:
git merge origin/master
Then push:
git push origin b1
Alternatively, you can do a rebase:
git fetch
git rebase origin/master
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