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How do I view an older version of an SVN file?
...lyMunky Try svn cat | vim -. If vim's syntax highlighting doesn't automatically kick in, do :set syntax=java (or whichever language).
– John Kugelman
Nov 27 '12 at 4:10
1
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How to gracefully handle the SIGKILL signal in Java
...uts down in response to two kinds of events:
The program exits normally, when the last non-daemon thread exits or when the exit (equivalently, System.exit) method is invoked, or
The virtual machine is terminated in response to a user interrupt, such as typing ^C, or a system-wide event, su...
How do I set the default font size in Vim?
...ault settings for my GUI with Vim. I already made research on the web, but all the solutions I found and tried did not work.
...
Creating a JSON response using Django and Python
...JSON content.
import json
from django.http import HttpResponse
response_data = {}
response_data['result'] = 'error'
response_data['message'] = 'Some error message'
Pre-Django 1.7 you'd return it like this:
return HttpResponse(json.dumps(response_data), content_type="application/json")
For D...
Which comment style should I use in batch files?
...
dbenhamdbenham
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rails - Devise - Handling - devise_error_messages
...hould help you get started. :)
Another update
The resource object is actually the model that is being used by devise (go figure).
resource.class #=> User
resource.errors.class #=> ActiveModel::Error
It also appears to be defined in a higher scope (probably coming from the contro...
Can I escape html special chars in javascript?
...
I think regular expressions in replace() calls are unnecessary. Plain old single-character strings would do just as well.
– jamix
May 30 '14 at 14:47
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PostgreSQL Crosstab Query
...
Install the additional module tablefunc once per database, which provides the function crosstab(). Since Postgres 9.1 you can use CREATE EXTENSION for that:
CREATE EXTENSION IF NOT EXISTS tablefunc;
Improved test case
CREATE ...
html select option separator
...on>First</option>
</optgroup>
<optgroup label="_________">
<option>Second</option>
<option>Third</option>
</optgroup>
</select>
disabled option (a bit better):
<select>
<option>Fir...
How to echo with different colors in the Windows command line
... command console doesn't support output coloring by default. You could install either Cmder, ConEmu, ANSICON or Mintty (used by default in GitBash and Cygwin) to add coloring support to your Windows command console.
Windows 10 - Command Line Colors
Starting from Windows 10 the Windows console supp...