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Adding HTML entities using CSS content
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1083
You have to use the escaped unicode :
Like
.breadcrumbs a:before {
content: '\0000a0';
}
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Simulate low network connectivity for Android [closed]
... 14.4 57.6
gprs GPRS 28.8 57.6
umts UMTS/3G 384.0 384.0
edge EDGE/EGPRS 473.6 473.6
hsdpa HSDPA 5760.0 13,980.0
lte LTE 58,000.0 173,000.0
evdo EVDO 75,000.0 280,000.0
full No limit ∞ ∞
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How to chain scope queries with OR instead of AND?
I'm using Rails3, ActiveRecord
19 Answers
19
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Bootstrap 3 panel header with buttons wrong position
I am using Bootstrap 3 and I would like to add some buttons in panel header, on top-right corner. When trying to add them, they are show below title baseline.
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Parse a .py file, read the AST, modify it, then write back the modified source code
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73
Pythoscope does this to the test cases it automatically generates as does the 2to3 tool for pyth...
What is the best way to add options to a select from a JavaScript object with jQuery?
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36 Answers
36
Active
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Determine what attributes were changed in Rails after_save callback?
...nd
end
Or if you prefer, saved_change_to_attribute?(:published).
Rails 3–5.1
Warning
This approach works through Rails 5.1 (but is deprecated in 5.1 and has breaking changes in 5.2). You can read about the change in this pull request.
In your after_update filter on the model you can...
What do the numbers in a version typically represent (i.e. v1.9.0.1)?
... like 2.0.4.2709
You won't find a lot of apps going down to four levels, 3 is usually sufficient.
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How to match, but not capture, part of a regex?
I have a list of strings. Some of them are of the form 123-...456 . The variable portion "..." may be:
7 Answers
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How do I prevent Eclipse from hanging on startup?
I am using Eclipse 3.3 ("Europa"). Periodically, Eclipse takes an inordinately long time (perhaps forever) to start up. The only thing I can see in the Eclipse log is:
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