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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...th a Micro instance running.
Run dd if=/dev/zero of=/swapfile bs=1M count=1024
Run mkswap /swapfile
Run swapon /swapfile
Add this line /swapfile swap swap defaults 0 0 to /etc/fstab
Step 4 is needed if you would like to automatically enable swap file after each reboot.
Some useful command related ...
How can I start PostgreSQL server on Mac OS X?
...dea of rm -rfing everything that's currently in your database scares you a bit, instead of deleting it entirely, you could use something like mv /usr/local/var/postgres /usr/local/var/postgres.backup to move it to a new backup directory, then run the command to get the database started again.
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How to check if object has any properties in JavaScript?
...e hasOwnProperty property, the function might crash... I know I'm a little bit paranoid... but sometimes you don't know in which kind of environment your code will be used, but you know what method you want to use...
– Christian C. Salvadó
Apr 20 '10 at 7:13
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Center content of UIScrollView when smaller
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to simplify a bit: CGFloat offsetX = MAX((scrollView.bounds.size.width - scrollView.contentSize.width) * 0.5, 0.0);
– Marek R
Jan 14 '14 at 14:39
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Handling click events on a drawable within an EditText
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It looks like fuzz effectively makes the tappable area a bit larger, making it easier to tap the small drawable.
– ban-geoengineering
Jan 18 '17 at 9:07
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Resizing UITableView to fit content
...idAppear, and it seems to have worked. Note that the tableview might be a bit taller than its content because it leaves a bit of space for a section header and footer
– Jameo
Oct 16 '13 at 1:50
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How to make ng-repeat filter out duplicate results
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could you explain this a bit more. I want to repeat th elements in a row for each unique category. Does the JS just go in the JS file where the controller is defined?
– mark1234
Jun 13 '14 at 19:01
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“Warning: iPhone apps should include an armv6 architecture” even with build config set
... 'Other...':
Double click the highlighted row named '$(ARCHS_STANDARD_32_BIT)' in the popover that appears, and replace it by typing 'armv6'. Then add a new row with the plus button in the bottom left of the popover, and type 'armv7', then click Done:
Update: you should add armv7s to target th...
Pacman: how do the eyes find their way back to the monster hole?
...st compared to any sort of pathfinding.
If you need it to generalise to arbitrary maps, you could use any pathfinding algorithm - breadth-first search is simple to implement, for example - and use that to calculate which directions to encode at each of the corners, before the game is run.
EDIT (11...
Can I incorporate both SignalR and a RESTful API?
... just use that code for reference.
This implementation is very similar (a bit more polished, includes tests etc.) to what Brad Wilson showed at NDC Oslo - http://vimeo.com/43603472
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