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Create objective-c class instance by name?
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answered Jul 23 '09 at 19:59
Chris McCallChris McCall
9,82388 gold badges4444 silver badges7777 bronze badges
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Is it a good idea to use Google Guava library for Android development?
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edited Feb 19 '19 at 20:39
Samir Elekberov
31833 silver badges1313 bronze badges
answered Feb 20 '13 a...
Select all child elements recursively in CSS
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anroestianroesti
8,96322 gold badges1616 silver badges3131 bronze badges
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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
...that looks like this:
{[nil, nil]=>512,
["Joe", "test@test.com"]=>23,
["Jim", "email2@gmail.com"]=>36,
["John", "email3@gmail.com"]=>21}
Thought that was pretty cool and hadn't seen it before.
Credit to Taryn, this is just a tweaked version of her answer.
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Youtube iframe wmode issue
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238
Try adding ?wmode=opaque to the URL or &wmode=opaque if there already is a parameter.
If i...
How do I configure emacs for editing HTML files that contain Javascript?
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edited Apr 16 '15 at 3:20
answered Aug 11 '12 at 0:31
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TCP: can two different sockets share a port?
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183
A server socket listens on a single port. All established client connections on that server are...
How to duplicate virtualenv
...ile up in your favorite text editor, you'll see something like:
Django==1.3
Fabric==1.0.1
etc...
Now, edit the line that says Django==x.x to say Django==1.3 (or whatever version you want to install in your new virtualenv).
Lastly, activate your new virtualenv, and run:
pip install -r requiremen...
How to delete a certain row from mysql table with same column values?
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edited Apr 3 '17 at 12:11
answered Aug 22 '13 at 10:43
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Common programming mistakes for Clojure developers to avoid [closed]
...adecimal values via the 0x prefix. You can also use any base between 2 and 36 by using the "base+r+value" notation, such as 2r101010 or 36r16 which are 42 base ten.
Trying to return literals in an anonymous function literal
This works:
user> (defn foo [key val]
{key val})
#'user/foo
user...