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Using psql how do I list extensions installed in a database?
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Additionally if you want to know which extensions are available on your server: SELECT * FROM pg_available_extensions
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Less aggressive compilation with CSS3 calc
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Note that if you're compiling less with twitter's recess it ignores this escaping. At least at the time of writing this comment.
– Attila Fulop
Nov 13 '12 at 12:12
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Generate array of all letters and digits
... (0...36).map{|i|i.to_s 36} (1.450000s versus 2.26000s where n = 100,000). If inclusion of upcase is desired, use the following: [*('a'..'z'),*('A'..'Z'),*('0'..'9')]
– Viet
Feb 20 '14 at 20:27
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How can I get sin, cos, and tan to use degrees instead of radians?
...se I know that. I wouldn't have made a bazillion games with trig functions if I hadn't... but for some reason I kinda completely forgot that =/
– Niet the Dark Absol
Mar 14 '12 at 17:35
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How does one change the language of the command line interface of Git?
...t variable LC_ALL is set, which has precedence over LANG. See the UNIX Specification - Environment Variables for further explanation.
# Set Git language to English
#alias git='LC_ALL=en_US git'
alias git='LC_ALL=en_GB git'
In case you added these lines to ~/.bashrc the alias will be defined when ...
jQuery to serialize only elements within a div
....serialize(); yeild better performance? I imagine the above could get slow if the div had lots of elements, like a table with several rows/columns.
– David Murdoch
Apr 14 '11 at 19:23
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How to split text without spaces into list of words?
...its relative word frequency to give accurate results for real-word text.
(If you want an answer to your original question which does not use word frequency, you need to refine what exactly is meant by "longest word": is it better to have a 20-letter word and ten 3-letter words, or is it better to h...
Guid.NewGuid() vs. new Guid()
What's the difference between Guid.NewGuid() and new Guid() ?
4 Answers
4
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What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?
...iv/>, <script/>, <br></br> all should work just fine. If they don't, then you have HTML with inappropriately added XHTML DOCTYPE.
DOCTYPE does not change how document is interpreted. Only MIME type does.
W3C decision about ignoring DOCTYPE:
The HTML WG has discussed this ...
Opposite of String.Split with separators (.net)
...e a StringBuilder approach:
StringBuilder builder = new StringBuilder();
if (array.Length > 0)
{
builder.Append(array[0]);
}
for (var i = 1; i < array.Length; ++i)
{
builder.Append(separator);
builder.Append(array[i]);
}
string joined = builder.ToString(); // "a b c"
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