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How should I use try-with-resources with JDBC?

...d for the outer try in your example, so you can at least go down from 3 to 2, and also you don't need closing ; at the end of the resource list. The advantage of using two try blocks is that all of your code is present up front so you don't have to refer to a separate method: public List<User&gt...
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In log4j, does checking isDebugEnabled before logging improve performance?

... 252 In this particular case, Option 1 is better. The guard statement (checking isDebugEnabled()) ...
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How to persist a property of type List in JPA?

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Ruby on Rails: how to render a string as HTML?

... 332 UPDATE For security reason, it is recommended to use sanitize instead of html_safe. Link Wha...
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PHP function to get the subdomain of a URL

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SSH to Vagrant box in Windows?

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Python unittests in Jenkins?

...ample tests: tests.py: # tests.py import random try: import unittest2 as unittest except ImportError: import unittest class SimpleTest(unittest.TestCase): @unittest.skip("demonstrating skipping") def test_skipped(self): self.fail("shouldn't happen") def test_pass(sel...
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Check if object value exists within a Javascript array of objects and if not add a new object to arr

... 246 I've assumed that ids are meant to be unique here. some is a great function for checking the e...
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How to generate a random string of a fixed length in Go?

...olution is perfect. This is if performance does matter. Although the first 2 steps (Bytes and Remainder) might be an acceptable compromise: they do improve performance by like 50% (see exact numbers in the II. Benchmark section), and they don't increase complexity significantly. Having said that, ...
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How do you keep parents of floated elements from collapsing? [duplicate]

...float: left;">Div 1</div> <div style="float: left;">Div 2</div> </div>​ CSS: .clearfix::after { content: " "; display: block; height: 0; clear: both; } ​With a little CSS targeting, you don't even need to add a class to the parent DIV. This so...