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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
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Lock-free multi-threading is for real threading experts
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Google for lock free data structures and software transactional memory.
I'll agree with John Skeet on this one; lock-free threading is the devil's playground, and best left up to people who know that they know what they need...
Android Fragments. Retaining an AsyncTask during screen rotation or configuration change
...ork. We can't store it in MainFragment because that will be destroyed, and Google has deprecated using anything like setRetainNonInstanceConfiguration(). That isn't always available anyway and is an ugly hack at best. Instead we will store MyTask in another fragment, a DialogFragment called TaskFrag...
What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...ir hacked scores and never suspect that they have been marked as a troll. Google for "phpBB MOD Troll" and you'll see an ingenious approach.
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How to enable local network users to access my WAMP sites?
...reboot your system for the changes to take effect. Try it out by going to Google or Stack Overflow. If you can still go places - then no reboot is required. Otherwise, reboot. Remember! If you can't get on the internet afterwards all you do is go back and reset everything to the "Obtain..." opt...
Why do we copy then move?
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How do you parse and process HTML/XML in PHP?
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// Dump contents (without tags) from HTML
echo file_get_html('http://www.google.com/')->plaintext;
Scraping Slashdot:
// Create DOM from URL
$html = file_get_html('http://slashdot.org/');
// Find all article blocks
foreach($html->find('div.article') as $article) {
$item['title'] ...
How do I tell git to always select my local version for conflicted merges on a specific file?
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Why is TypedReference behind the scenes? It's so fast and safe… almost magical!
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Declaration/definition of variables locations in ObjectiveC?
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