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How to reset a single table in rails?
...akes a little longer.
delete_all is a straight SQL query.
More info here: http://apidock.com/rails/ActiveRecord/Base/delete_all/class
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Create and append dynamically
...ble iDiv is still good... Just append to it.
iDiv.appendChild(innerDiv);
http://jsfiddle.net/W4Sup/1/
The order of event creation doesn't have to be as I have it above. You can alternately append the new innerDiv to the outer div before you add both to the <body>.
var iDiv = document.creat...
send mail from linux terminal in one line [closed]
... SMTP server that you can send email from.
For gmail, for example, follow
http://rtcamp.com/tutorials/linux/ubuntu-postfix-gmail-smtp/
or any other similar tutorial.
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LINQ - Full Outer Join
... 'highlevel' code, not bleeding-edge optimized, right now.
See it live on http://ideone.com/O36nWc
static void Main(string[] args)
{
var ax = new[] {
new { id = 1, name = "John" },
new { id = 2, name = "Sue" } };
var bx = new[] {
new { id = 1, surname = "Doe" },
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How do I parse a URL query parameters, in Javascript? [duplicate]
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location.search doesn't work on hash based routing: http://localhost:9000/#/documents?lang=es will return an empty string for location.search. You would have to use location.hash or location.href instead.
– cmfolio
Sep 30 '14 at 16:58
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How to clear a notification in Android
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From: http://developer.android.com/guide/topics/ui/notifiers/notifications.html
To clear the status bar notification when the user selects it from the Notifications window, add the "FLAG_AUTO_CANCEL" flag to your Notification o...
How to restart Jenkins manually?
...5555339/260122 java -jar /var/cache/jenkins/war/WEB-INF/jenkins-cli.jar -s http://localhost:8080/ safe-restart (if installed by rpm or deb, otherwise adjust accordingly).
– clacke
Nov 14 '13 at 3:28
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Using Kafka as a (CQRS) Eventstore. Good idea?
...el has a direct impact on your scale - don't choose one arbitrarily. Also, HTTP is not a reliable transport, and again, if you're at that scale, you can't afford to spend time solving lost and/or duplicate message problems. This can all be solved by using Kafka between the client and the command pro...
load and execute order of scripts
...;
</script>
Or, with src attribute:
<script type="module" src="http://somedomain.com/somescript.mjs">
</script>
All scripts with type="module" are automatically given the defer attribute. This downloads them in parallel (if not inline) with other loading of the page and then ...
MySQL Orderby a number, Nulls last
...ues last but otherwise the same as position ASC.
A good reference is here http://troels.arvin.dk/db/rdbms#select-order_by
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