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How can i get the session object if i have the entity-manager

... 181 To be totally exhaustive, things are different if you're using a JPA 1.0 or a JPA 2.0 implemen...
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How to print binary tree diagram?

...ublic class BTreePrinterTest { private static Node<Integer> test1() { Node<Integer> root = new Node<Integer>(2); Node<Integer> n11 = new Node<Integer>(7); Node<Integer> n12 = new Node<Integer>(5); Node<Integer> n21 ...
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Android AsyncTask threads limits?

...ecommissioned according to a keep-alive timeout parameter. Before Android 1.6, the core pool size was 1 and the maximum pool size was 10. Since Android 1.6, the core pool size is 5, and the maximum pool size is 128. The size of the queue is 10 in both cases. The keep-alive timeout was 10 seconds be...
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The Ruby %r{ } expression

...t \s # white space char (group) # first group (?:alt1|alt2) # some alternation end }x share | improve this answer | follow | ...
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Stop caching for PHP 5.5.3 in MAMP

...u can't turn it off in the GUI like you can with the older PHP version 5.2.17. You have to manually comment out all the OPcache lines at the end of the php.ini file (MAMP/bin/php/[version]/conf/php.ini) and make sure to stop and start the servers for the changes to take effect. I updated the URI, t...
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Using numpad in Vi (Vim) via PuTTY

... 194 +100 The an...
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Boolean.hashCode()

... 141 1231 and 1237 are just two (sufficiently large) arbitrary prime numbers. Any other two large p...
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Can you 'exit' a loop in PHP?

... 213 You are looking for the break statement. $arr = array('one', 'two', 'three', 'four', 'stop', '...
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How to send JSON instead of a query string with $.ajax?

... the JSON object is natively available in browsers that support JavaScript 1.7 / ECMAScript 5 or later. If you need legacy support you can use json2. share | improve this answer | ...
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Django “login() takes exactly 1 argument (2 given)” error

... answered Jul 15 '09 at 22:32 sthsth 190k4848 gold badges258258 silver badges349349 bronze badges ...