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How to get the pure text without HTML element using JavaScript?
... done a lot in a loop. jQuery was not performant enough, but this was very fast. Worked in IE8+, chrome, ff. Perfect.
– Travis J
Apr 19 '13 at 19:48
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jQuery event to trigger action when a div is made visible
...his may slow down your website considerably! The livequery plugin performs fast polling on the attributes, rather than using modern efficient methods such as DOM mutation observers. So I'd prefer the solution of @hegemon: stackoverflow.com/a/16462443/19163 (and use polling only as a fallback for old...
Comparison of C++ unit test frameworks [closed]
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{
Assert.Equal(expected, Foo(input));
}
Main features:
Incredibly fast: tests run concurrently.
Portable
Automatic test registration
Many assertion types (Boost has nothing on xUnit++)
Compares collections natively.
Assertions come in three levels:
fatal errors
non-fatal errors
warnings
E...
Real world use cases of bitwise operators [closed]
...o AND the values together and check if the value is non-zero. This is very fast as this check is implemented in a single instruction, no looping, no database round-trips.
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Why do Java programmers like to name a variable “clazz”? [closed]
...nguish what the token class means in a different context. It is a hard and fast rule that class, regardless of its context, is used to denote the declaration of a class, and as such it is a reserved word. That is as simple and as low-level as it gets.
If you feel compelled, you could write your ow...
Truncating all tables in a Postgres database
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Explicit cursors are rarely needed in plpgsql. Use the simpler and faster implicit cursor of a FOR loop:
Note: Since table names are not unique per database, you have to schema-qualify table names to be sure. Also, I limit the function to the default schema 'public'. Adapt to your needs, bu...
How to keep keys/values in same order as declared?
... Worth noting, of course, that the 'immutable' part isn't a hard and fast rule that Python will enforce - its "only" a good idea.
– lvc
Jun 11 '12 at 14:37
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Unit test, NUnit or Visual studio?
...ggregate tests and execute them separately (useful for large projects with fast and slow tests for example)
Readable Assert method, e.g. Assert.AreEqual(expected, actual) vs Assert.That(actual, Is.EqualTo(expected))
NUnit has frequent version updates - MS-Test has only one per VS version.
Many integ...
How do you make a deep copy of an object?
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Be aware that the FastByteArrayOutputStream implementation provided in the article could be more efficient. It uses an ArrayList-style expansion when the buffer fills up, but it's better to use a LinkedList-style expansion approach. Instead of...
How to use GROUP_CONCAT in a CONCAT in MySQL
...P_CONCAT(name, ':', value SEPARATOR "|") FROM sample GROUP BY id
You get fast and correct results, and you can split the result by that SEPARATOR "|". I always use this separator, because it's impossible to find it inside a string, therefor it's unique.
There is no problem having two A's, you iden...