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Rails 3 check if attribute changed
Need to check if a block of attributes has changed before update in Rails 3.
5 Answers
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What blocks Ruby, Python to get Javascript V8 speed? [closed]
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edited Sep 15 '12 at 12:43
answered Mar 2 '11 at 20:10
Jö...
How can I get my Twitter Bootstrap buttons to right align?
...he class attribute and let bootstrap arrange the buttons.
For Bootstrap 2.3, see: http://getbootstrap.com/2.3.2/components.html#misc > Helper classes > .pull-right.
For Bootstrap 3, see: https://getbootstrap.com/docs/3.3/css/#helper-classes > Helper classes.
For Bootstrap 4, see: https...
Reusable library to get human readable version of file size?
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536
Addressing the above "too small a task to require a library" issue by a straightforward impleme...
Why should I prefer single 'await Task.WhenAll' over multiple awaits?
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edited Jun 25 '19 at 16:31
answered Aug 19 '13 at 10:02
u...
How to recover a dropped stash in Git?
...it Bash for Windows:
git fsck --no-reflog | awk '/dangling commit/ {print $3}'
...or using Powershell for Windows:
git fsck --no-reflog | select-string 'dangling commit' | foreach { $_.ToString().Split(" ")[2] }
This will show you all the commits at the tips of your commit graph which are no longe...
What is scope/named_scope in rails?
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213
A scope is a subset of a collection. Sounds complicated? It isn't. Imagine this:
You have Users...
How to show and update echo on same line
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203
Well I did not read correctly the man echo page for this.
echo had 2 options that could do this...
Iterating through a JSON object
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answered Apr 28 '10 at 23:37
Thomas WoutersThomas Wouters
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