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ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
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Ron Hitches in his excellent book Java NIO seems to offer what I thought could be a good answe...
What's an elegant way to conditionally add a class to an HTML element in a view?
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I use the first way, but with a slightly more succinct syntax:
<div class="<%= 'ok' if ...
Ruby: Can I write multi-line string with no concatenation?
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Adding a directory to the PATH environment variable in Windows
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How to use greater than operator with date?
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you have enlosed start_date with single quote causing it to become string, use backtick instea...
What is an SSTable?
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Sorted Strings Table (borrowed from google) is a file of key/value string pairs, sorted by key...
What does Provider in JAX-RS mean?
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Providers are a simply a way of extending and customizing the JAX-RS runtime. You can think of...
What is a rune?
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Rune literals are just 32-bit integer values (however they're untyped constants, so their type...
How to know if user is logged in with passport.js?
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If user is logged in, passport.js will create user object in req for every request in express.j...
MongoDB: How to query for records where field is null or not set?
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If the sent_at field is not there when its not set then:
db.emails.count({sent_at: {$exists: ...