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Optimistic vs. Pessimistic locking
I understand the differences between optimistic and pessimistic locking. Now could someone explain to me when I would use either one in general?
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Faster s3 bucket duplication
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Now it DOES support concurrent syncing :-) docs.aws.amazon.com/cli/latest/topic/…
– python1981
Sep 19 '16 at 23:28
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Capture keyboardinterrupt in Python without try-except
... except KeyboardInterrupt:
# do nothing here
pass
(Yes, I know that this doesn't directly answer the question, but it's not really clear why needing a try/except block is objectionable -- maybe this makes it less annoying to the OP)
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NSUserDefaults not cleared after app uninstall on simulator
...m from a physical device running iOS8.
A quick and annoying solution for now is to click, iOS Simulator -> Reset Content and Settings.
Xcode 9.2 with Simulator 10 still presents this issue. Menu option is now Hardware .. Erase All Content and Settings
I submitted a bug report btw
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Chrome says “Resource interpreted as script but transferred with MIME type text/plain.”, what gives?
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I'm using Weblogic Server 11g, but I don't know where I can configure the MIME in it. Please, can you show me the way?
– Shaoz
Aug 12 '10 at 13:36
6
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How do you change the server header returned by nginx?
...eping this string as is. But, for
security you may not want people to
know what you are running and you can
change this in the source code. Edit
the source file
src/http/ngx_http_header_filter_module.c
at look at lines 48 and 49. You can
change the String to anything you
want.
## v...
Javascript - Track mouse position
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Why tracking a value that you know for sure didn't change? I don't understand, unless it is a homework problem. With the event method, you can track every change of these values, then do a 100ms polling elsewhere if you need to handle these values for what...
JavaScript math, round to two decimal places [duplicate]
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clutch, im using this with +new Date() now too
– neaumusic
Aug 18 '14 at 1:50
3
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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
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The backports gem now allows individual loading of backports.
You could then simply:
require 'backports/1.9.1/kernel/require_relative'
# => Now require_relative works for all versions of Ruby
This require will not affect newer versions,...
Accessing the logged-in user in a template
...anything in the controller. The user is accessible like that : app.user.
Now, you can access every property of the user. For example, you can access the username like that : app.user.username.
Warning, if the user is not logged, the app.user is null.
If you want to check if the user is logged, y...