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How to tell if rails is in production?
...gt; Booting Puma
=> Rails 4.2.4 application starting in `production` on http://localhost:3000
Had Webrick in the example but some people didn't understand how changing servers would just substitute the name. Updated for clarity.
...
Properties order in Margin
...,top"/>
- or -
<object Margin="thicknessReference"/>
See here: http://msdn.microsoft.com/en-us/library/system.windows.frameworkelement.margin.aspx
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Search for selection in vim
...ello" at the end of a line, with "world" at the start of the next line).
http://vim.wikia.com/wiki/Search_for_visually_selected_text
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What's wrong with overridable method calls in constructors?
...y between the constructor and the method.
Have a look on this sample link http://www.javapractices.com/topic/TopicAction.do?Id=215
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Difference between /res and /assets directories
...re is an explanation of each in the official android documentation:
from http://developer.android.com/tools/projects/index.html
assets/
This is empty. You can use it to store raw asset files. Files that you save here are compiled into an .apk file as-is, and the original filename is preserved. Y...
Is it possible for a unit test to assert that a method calls sys.exit()
...ing_reader import MapReader
INCOMPLETE_MAPPING_FILE="test/data/incomplete.http.mapping"
class TestMapReader(unittest.TestCase):
def test_get_tx_names_incomplete_mapping_file(self):
map_reader = MapReader()
with self.assertRaises(SystemExit) as cm:
tx_names = map_re...
Maintain aspect ratio of div but fill screen width and height in CSS?
...
There is now a new CSS property specified to address this: object-fit.
http://docs.webplatform.org/wiki/css/properties/object-fit
Browser support is still somewhat lacking (http://caniuse.com/#feat=object-fit) - currently works to some extent in most browsers except Microsoft - but given time i...
Two-way encryption: I need to store passwords that can be retrieved
...ck will also give them full access to the keys involved. Sniffing the raw HTTP traffic will also give them the keys.
Use SSL for all traffic. And make sure nothing on the server has any kind of vulnerabilities (CSRF, XSS, SQL Injection, Privilege Escalation, Remote Code Execution, etc).
Edit: H...
What does java.lang.Thread.interrupt() do?
...tus will be set.
Check this out for complete understanding about same :
http://download.oracle.com/javase/tutorial/essential/concurrency/interrupt.html
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Why should I implement ICloneable in c#?
...back link to article, which is 404 now: web.archive.org/web/20040419170407/http://blogs.msdn.com/brada/…
– harpo
Sep 7 '13 at 17:48
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