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Postgis installation: type “geometry” does not exist
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203
I had the same problem, but it was fixed by running following code
CREATE EXTENSION postgis;
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Pickle or json?
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answered Feb 13 '10 at 22:22
Håvard SHåvard S
20.4k55 gold badges5555 silver badges6767 bronze badges
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How to write a simple Html.DropDownListFor()?
In ASP.NET MVC 2, I'd like to write a very simple dropdown list which gives static options. For example I'd like to provide choices between "Red", "Blue", and "Green".
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How to read the output from git diff?
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Lets take a look at example advanced diff from git history (in commit 1088261f in git.git repository):
diff --git a/builtin-http-fetch.c b/http-fetch.c
similarity index 95%
rename from builtin-http-fetch.c
rename to http-fetch.c
index f3e63d7..e8f44ba 100644
--- a/builtin-http-fetch.c
+++ b/http-f...
What happens to C# Dictionary lookup if the key does not exist?
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answered Jan 26 '10 at 11:20
Jon SkeetJon Skeet
1211k772772 gold badges85588558 silver badges88218821 bronze badges
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What are file descriptors, explained in simple terms?
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12 Answers
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Escape a string for a sed replace pattern
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281
Warning: This does not consider newlines. For a more in-depth answer, see this SO-question ins...
Ordering by specific field value first
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edited Jan 11 '19 at 20:44
Joey Bass
322 bronze badges
answered Aug 21 '14 at 18:07
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Using semicolon (;) vs plus (+) with exec in find
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260
This might be best illustrated with an example. Let's say that find turns up these files:
fil...
How to use arguments from previous command?
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287
Just as M-. (meta-dot or esc-dot or alt-dot) is the readline function yank-last-arg, M-C-y (me...