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Difference between timestamps with/without time zone in PostgreSQL
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The behaviour differs depending on at least three factors:
The timezone setting in the client.
The data type (i.e. WITH TIME ZONE or WITHOUT TIME ZONE) of the value.
Whether the value is specified with a particular time zone.
Here are examples covering the combinations of those factors:
foo=&g...
How to display unique records from a has_many through relationship?
...rom the db so it might offer better performance if you have a large result set.
– mbreining
May 3 '11 at 15:47
68
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jquery loop on Json data using $.each
...cording to fiddler the content type is Content-Type: application/json; charset=utf-8
– Rippo
Feb 26 '10 at 15:23
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How to get the top 10 values in postgresql?
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What are the differences between vector and list data types in R?
... A "summary" of the list's content
Lists are used in R to represent data sets: the data.frame class is essentially a list where each element is a column of a specific type.
Another use is when representing a model: the result from lm returns a list that contains a bunch of useful objects.
d <...
React.js: onChange event for contentEditable
... this as my render function.
var handleChange = function(event){
this.setState({html: event.target.value});
}.bind(this);
return (<ContentEditable html={this.state.html} onChange={handleChange} />);
jsbin
Which uses this simple wrapper around contentEditable.
var ContentEditable = Re...
How do I remove an item from a stl vector with a certain value?
... you're doing this operation intensively, it can be worth considering std::set instead for this reason.
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How is pattern matching in Scala implemented at the bytecode level?
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Doctrine - How to print out the real sql, not just the prepared statement?
...tConnection()
->getConfiguration()
->setSQLLogger(
new EchoWriteSQLWithoutParamsLogger(
$em->getConnection()->getDatabasePlatform(),
array(
EchoWriteSQLWithoutP...
How does Activity.finish() work in Android?
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