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How to detect if JavaScript is disabled?
...gt; to unhide (no reflow there if JS enabled). Surprisingly, this works in all modern browsers, and even in IE6
– Piskvor left the building
Jul 16 '10 at 14:31
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Is it possible to specify the schema when connecting to postgres with JDBC?
...also set the user's default schema to your desired schema:
ALTER USER user_name SET search_path to 'schema'
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How do I install from a local cache with pip?
I install a lot of the same packages in different virtualenv environments. Is there a way that I can download a package once and then have pip install from a local cache?
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iFrame src change event detection?
...t will pop-up whenever the location within the iframe changes. It works in all modern browsers, but may not work in some very older browsers like IE5 and early Opera. (Source)
If the iframe is showing a page within the same domain of the parent, you would be able to access the location with conten...
When to use thread pool in C#? [closed]
...l vs. create my own threads. One book recommends using a thread pool for small tasks only (whatever that means), but I can't seem to find any real guidelines. What are some considerations you use when making this programming decision?
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Difference between Destroy and Delete
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Basically destroy runs any callbacks on the model while delete doesn't.
From the Rails API:
ActiveRecord::Persistence.delete
Deletes the record in the database and freezes this instance to reflect that no changes should be ...
How to prevent robots from automatically filling up a form?
... to come up with a good enough anti-spamming mechanism to prevent automatically generated input. I've read that techniques like captcha, 1+1=? stuff work well, but they also present an extra step impeding the free quick use of the application (I'm not looking for anything like that please).
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What Vim command(s) can be used to quote/unquote words?
...tes.
Change single quotes to double quotes
va':s/\%V'\%V/"/g
va' - Visually select the quoted word and the quotes.
:s/ - Start a replacement.
\%V'\%V - Only match single quotes that are within the visually selected region.
/"/g - Replace them all with double quotes.
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How to use icons and symbols from “Font Awesome” on Native Android Application
...entry in strings.xml for each icon. Eg for a heart:
<string name="icon_heart">&#xf004;</string>
Referenced said entry in the view of my xml layout:
<Button
android:id="@+id/like"
style="?android:attr/buttonStyleSmall"
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android:text="@string/icon_heart" ...
Remote debugging Tomcat with Eclipse
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Actually, yours did fix it. Eclipse doesn't actually say anything when it successfully connects, and reconnecting a second time forces the error. So it was working, but I just didn't notice.
– victor
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