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MySQL “NOT IN” query
...e carefull NOT IN is not an alias for <> ANY, but for <> ALL!
http://dev.mysql.com/doc/refman/5.0/en/any-in-some-subqueries.html
SELECT c FROM t1 LEFT JOIN t2 USING (c) WHERE t2.c IS NULL
cant' be replaced by
SELECT c FROM t1 WHERE c NOT IN (SELECT c FROM t2)
You must use
SELECT...
Favorite Visual Studio keyboard shortcuts [closed]
...n)
{
throw;
}
which you can then expand.
Full list of C# Snippets: http://msdn.microsoft.com/en-us/library/vstudio/z41h7fat.aspx
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edited Aug 8 '13 at 23:00
...
Change from SQLite to PostgreSQL in a fresh Rails project
...ord
Migrate the data
$ taps pull postgres://f3@localhost/f3_development http://user:password@localhost:5000
Restart the Rails webserver
$ rails s
Cleanup the Gemfile
#gem 'sqlite3'
gem 'pg'
#gem 'taps'
$ bundle
sha...
How to store Node.js deployment settings/configuration files?
...vide default values for settings not provided above.
nconf.defaults({
'http': {
'port': 1337
}
});
// Once this is in place, you can just use nconf.get to get your settings.
// So this would configure `myApp` to listen on port 1337 if the port
// has not been overridden by any of th...
jQuery UI Sortable, then write order into a database
...
This is my example.
https://github.com/luisnicg/jQuery-Sortable-and-PHP
You need to catch the order in the update event
$( "#sortable" ).sortable({
placeholder: "ui-state-highlight",
update: function( event, ui ) {
var sort...
Exposing a port on a live Docker container
...have a container with something running on its port 8000, you can run
wget http://container_ip:8000
To get the container's IP address, run the 2 commands:
docker ps
docker inspect container_name | grep IPAddress
Internally, Docker shells out to call iptables when you run an image, so maybe some va...
Finding the max value of an attribute in an array of objects
...
return (prev.y > current.y) ? prev : current
}) //returns object
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/Reduce
http://caniuse.com/#search=reduce (IE9 and above)
If you don't need to support IE (only Edge), or can use a pre-compiler such as ...
Receiving login prompt using integrated windows authentication
...h your local machine name:
Follow this support article to fix the issue:
https://webconnection.west-wind.com/docs/_4gi0ql5jb.htm (original, now defunct: http://support.microsoft.com/kb/896861)
From the support article, to ensure it doesn't get lost:
The work around is a registry hack that dis...
Converting a UNIX Timestamp to Formatted Date String
...',$timestamp);
echo date('c',$timestamp);
?>
Online conversion help: http://freeonlinetools24.com/timestamp
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Rails :include vs. :joins
...s if you used :include this information is ready for use.
Great example:
http://railscasts.com/episodes/181-include-vs-joins
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