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Could not load file or assembly 'System.Web.Mvc'
...ction to Uninstall and Uninstall it
Once done, install it again and try it now
This will automatically fix all issues with references.
See image below:
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quick random row selection in Postgres
...e optimal solution if you want only one row selected, because you need to know the COUNT of the table to calculate the exact percentage.
To avoid a slow COUNT and use fast TABLESAMPLE for tables from 1 row to billions of rows, you can do:
SELECT * FROM my_table TABLESAMPLE SYSTEM(0.000001) LIMI...
Good Java graph algorithm library? [closed]
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JGraph does have an analysis package now that includes a range of analysis functions, jgraph.github.com/mxgraph/java/docs/index.html.
– Thomas the Tank Engine
Mar 25 '13 at 20:56
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How to group time by hour or by 10 minutes
...athering data for 20-minute intervals? Sorry, I'm struggling to math right now.
– Lopsided
Jan 8 '19 at 16:51
2
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open() in Python does not create a file if it doesn't exist
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this did the trick. thank you. i feel like an idiot now for not reading the spec. i dont think 'rw' is even acceptable there. i must have been thinking of something else.
– trh178
Jun 3 '10 at 15:21
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Running V8 Javascript Engine Standalone
...$> scons
$> g++ ./samples/shell.cc -o v8-shell -I include libv8.a
Now, we have a standalone binary called v8-shell.
Running the console:
$> ./v8-shell
V8 version 2.0.2
> var x = 10;
> x
10
> function foo(x) { return x * x; }
> foo
function foo(x) { return x * x; }
> qu...
How to convert enum value to int?
... {
static final short PAYLOAD = 102, ACK = 103, PAYLOAD_AND_ACK = 104;
}
//Now is trivial to use it like a C# enum:
int rcv = XLINK.ACK;
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MySQL Conditional Insert
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In this, dual is a table with one row only (found originally in Oracle, now in mysql too). The logic is that the SELECT statement generates a single row of data with the required values, but only when the values are not already found.
Alternatively, look at the MERGE statement.
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Generate random int value from 3 to 6
... AS TINYINT)
And that was taken directly from this link, I don't really know how to give proper credit for this answer.
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What's the difference between commit() and apply() in SharedPreferences
...diately after? From my tests, the newest value is returned, but I want to know if this is 100% guaranteed or not.
– Tiago
Sep 20 '15 at 22:44
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