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jQuery Event : Detect changes to the html/text of a div
... changing all the time , be it ajax requests , jquery functions , blur etc etc.
12 Answers
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Performance surprise with “as” and nullable types
...e used at runtime with any number of permutations of generic-parameters (T etc). The stack etc requirements depend on the args (amount of stack space for a local, etc), so you get one JIT for any unique permutation involving a value type. However, references are all the same size so share a JIT. Whi...
Where to get “UTF-8” string literal in Java?
... a Charsets class with static fields like Charsets.UTF_8, Charsets.UTF_16, etc.
Since Java 7 you should just use java.nio.charset.StandardCharsets instead for comparable constants.
Note that these constants aren't strings, they're actual Charset instances. All standard APIs that take a charset nam...
Express-js can't GET my static files, why?
...he "public" directory in the application directory.
// GET /style.css etc
app.use(express.static(__dirname + '/public'));
// Mount the middleware at "/static" to serve static content only when their request path is prefixed with "/static".
// GET /static/style.css etc.
app.use('/s...
In C#, why is String a reference type that behaves like a value type?
...copy penalty, you couldn't intern strings, and memory usage would balloon, etc...
(Edit: Added clarification about value type storage being an implementation detail, which leads to this situation where we have a type with value sematics not inheriting from System.ValueType. Thanks Ben.)
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Set a persistent environment variable from cmd.exe
...oring an environment variable at user level.
In cmd, SETX TEST_VARIABLE etc. Not applied yet (echo %TEST_VARIABLE% shows %TEST_VARIABLE%,
Quick check: open cmd, echo %TEST_VARIABLE% shows etc.
GUI check: System Properties -> Advanced -> Environment variables -> User variables for -> ...
Configure Microsoft.AspNet.Identity to allow email address as username
...ntity.EntityFramework 1.0.0-rc1, Microsoft.AspNet.Identity.Owin 1.0.0-rc1, etc and with the RTM releases yesterday, I updated them via NuGet this evening to RTM.
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LINQ-to-SQL vs stored procedures? [closed]
...he point of configuration management. Changes should go through dev, test, etc before deployment regardless.
– Neil Barnwell
Mar 3 '09 at 17:22
6
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Using do block vs braces {}
...u are doing a small operation, for example, a method call or a comparison, etc. so this makes perfect sense:
some_collection.each { |element| puts element }
But if you have slightly complex logic that goes to multiple lines then use do .. end like:
1.upto(10) do |x|
add_some_num = x + rand(10)...
What are “Groovy” and “Grails” and what kinds of applications are built using them?
...us the power of the JVM (for garbage collection, speed via JIT compilation etc.) and the conciseness of Groovy. The learning curve for a Java programmer to pick up Groovy is supposed to be pretty small (thus leveraging off the huge number of available Java programmers).
It's a very different way of...