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View.setPadding accepts only in px, is there anyway to setPadding in dp?
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answered Nov 25 '10 at 10:21
Labeeb PanampullanLabeeb Panampullan
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Can you get DB username, pw, database name in Rails?
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247
From within rails you can create a configuration object and obtain the necessary information f...
Disabling Strict Standards in PHP 5.4
...taccess file:
php_value error_reporting 30711
This is the E_ALL value (32767) and the removing the E_STRICT (2048) and E_NOTICE (8) values.
If you don't have access to the .htaccess file or it's not enabled, you'll probably need to put this at the top of the PHP section of any script that gets l...
How to expire session due to inactivity in Django?
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2
@notbad.jpeg: in general "activity" is easily spoofable. Someone who gets hold of the session and keeps sending requests is just active.
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Ruby: How to iterate over a range, but in set increments?
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260
See http://ruby-doc.org/core/classes/Range.html#M000695 for the full API.
Basically you use t...
Ball to Ball Collision - Detection and Handling
...s, the new velocities can be calculated using the equations (where v1 and v2 are the velocities after the collision, and u1, u2 are from before):
If the balls have the same mass then the velocities are simply switched. Here's some code I wrote which does something similar:
void Simulation::c...
Can PostgreSQL index array columns?
...TE TABLE "Test"("Column1" int[]);
INSERT INTO "Test" VALUES ('{10, 15, 20}');
INSERT INTO "Test" VALUES ('{10, 20, 30}');
CREATE INDEX idx_test on "Test" USING GIN ("Column1");
-- To enforce index usage because we have only 2 records for this test...
SET enable_seqscan TO off;...
Reverting part of a commit with git
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231
Use the --no-commit (-n) option to git revert, then unstage the changes, then use git add --pa...
How can I select all elements without a given class in jQuery?
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429
You can use the .not() method or :not() selector
Code based on your example:
$("ul#list li")....
Why escape_javascript before rendering a partial?
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-2
Because you don't want users posting JavaScript that the browser actually executes?
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