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How to create a new java.io.File in memory?
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To write to a stream, in memory, use:
new ByteArrayOutputStream();
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how to generate migration to make references polymorphic
...r for polymorphic associations. Generate a blank migration and then modify it by hand according to your needs.
Update:
You'll need to specify which table you're changing. According to this SO answer:
class AddImageableToProducts < ActiveRecord::Migration
def up
change_table :products do ...
Jasmine.js comparing arrays
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Just did the test and it works with toEqual
please find my test:
http://jsfiddle.net/7q9N7/3/
describe('toEqual', function() {
it('passes if arrays are equal', function() {
var arr = [1, 2, 3];
expect(arr).toEqual([1, 2, 3])...
How to edit log message already committed in Subversion?
Is there a way to edit the log message of a certain revision in Subversion? I accidentally wrote the wrong filename in my commit message which could be confusing later.
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How to show Page Loading div until the page has finished loading?
I have a section on our website that loads quite slowly as it's doing some intensive calls.
12 Answers
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Get the closest number out of an array
I have a number from minus 1000 to plus 1000 and I have an array with numbers in it. Like this:
20 Answers
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How to percent-encode URL parameters in Python?
... Replace special characters in string
using the %xx escape. Letters, digits,
and the characters '_.-' are never
quoted. By default, this function is
intended for quoting the path section
of the URL.The optional safe parameter
specifies additional characters that
should not be quoted ...
SQL Server - transactions roll back on error?
...follow
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edited Mar 28 '12 at 21:37
Greg B
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Eclipse Android and gitignore
What files/folders can I safely ignore for inclusion with git?
6 Answers
6
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Using Rails 3.1, where do you put your “page specific” JavaScript code?
...f your JavaScript gets merged into 1 file. Rails does this by default when it adds //= require_tree . to the bottom of your application.js manifest file.
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