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How to retrieve POST query parameters?
...le: curl -d '{"good_food":["pizza"]}' -H 'content-type:application/json' "http://www.example.com/your_endpoint"
– SooDesuNe
Sep 16 '12 at 23:21
...
creating list of objects in Javascript
...= entry;
listOfObjects.push(singleObj);
});
here's a working example http://jsfiddle.net/b9f6Q/2/
see console for output
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What does rake db:test:prepare actually do?
...it first checks for pending migrations and warns
you appropriately.
-- http://guides.rubyonrails.org/testing.html
Basically it handles cloning the database so you don't have to run the migrations against test to update the test database.
...
Margin while printing html page
...de the html body element, which is normally controlled by the browser. See http://www.w3.org/TR/1998/REC-CSS2-19980512/page.html.
This currently works in all major browsers except Safari.
In Internet explorer, the margin is actually set to this value in the settings for this printing, and if you do...
What is the best Battleship AI?
...
Here's an opponent for people to play against:
http://natekohl.net/files/FarnsworthOpponent.cs
Instead of using a fixed geometry-inspired strategy, I thought it would be interesting to attempt to estimate the underlying probabilities that any particular unexplored space...
How to insert an item into an array at a specific index (JavaScript)?
...rt(2, "V", ["W", "X", "Y"], "Z").join("-");
// "a-b-V-W-X-Y-Z-c-d"
DEMO: http://jsfiddle.net/UPphH/
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New features in java 7
...e system. A zip file system provider is also available in JDK 7.
Source: http://ohmjavaclasses.blogspot.com/
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mongodb: insert if not exists
...
As of MongoDB 2.4, you can use $setOnInsert (http://docs.mongodb.org/manual/reference/operator/setOnInsert/)
Set 'insertion_date' using $setOnInsert and 'last_update_date' using $set in your upsert command.
To turn your pseudocode into a working example:
now = dateti...
Can't find a “not equal” css attribute selector
...
:not([foo=''])
{
background: red;
}
http://jsfiddle.net/gsLvuys0/
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Downloading a file from spring controllers
...
public void getFile(
@PathVariable("file_name") String fileName,
HttpServletResponse response) {
try {
// get your file as InputStream
InputStream is = ...;
// copy it to response's OutputStream
org.apache.commons.io.IOUtils.copy(is, response.getOutputStream());...