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Postgis installation: type “geometry” does not exist
...ing following code
CREATE EXTENSION postgis;
In detail,
open pgAdmin
select (click) your database
click "SQL" icon on the bar
run "CREATE EXTENSION postgis;" code
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com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
...Shouldn't the threads in the connection pool be kept active by firing the "select 1" validation query? Why would they get closed by prolonged inactivity when we have set the evictor to run at shorter time intervals than the mysql server timeout?
– Farhad
Sep 2 ...
how to change namespace of entire project?
...form find namespace name -> right click -> Refactor -> Rename and select a new name. Check all boxes and click OK.
In the solution explorer rename solution name to a new name.
In the solution explorer rename project name to a new name.
Close VS and rename folder (in total commander for exam...
How to randomize (or permute) a dataframe rowwise and columnwise?
...ple(1:n()))
or
df2 <- sample_frac(df1, 1L)
column-wise:
df2 <- select(df1, one_of(sample(names(df1))))
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Convert int to string?
...e) * 8);
BitArray[] bitArrays = BitConverter.GetBytes(value).Reverse().Select(b => new BitArray(new []{b})).ToArray();
foreach (bool bit in bitArrays.SelectMany(bitArray => bitArray.Cast<bool>().Reverse()))
{
builder.Append(bit ? '1' : '0');
}
return builder.T...
Strings in a DataFrame, but dtype is object
Why does Pandas tell me that I have objects, although every item in the selected column is a string — even after explicit conversion.
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Xcode: issue “file xxx.png is missing from working copy” at project building
...te worked for me. When I added some new images, I actually had to manually select "add" on the 2x/3x variants in the File Inspector pane as well. Weird.
– Android3000
Mar 24 '16 at 17:22
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Debugging doesn't start [closed]
...roperties -> Startup Project.
The ensuring Multiple startup projects is selected, move the web project to the top of the list.
In my web application solution I have 2 web projects and 5 code projects, one of my code projects was at the top, and as such debug would not start.
Hope others find ...
Delete forked repo from GitHub
...
select project to delete->settings->buttom click delete button->enter name of the repositories
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Environment variable substitution in sed
...
The selected answer describes a workaround ... don't use slash for the delimiter
– Eddie
Feb 18 '14 at 22:16
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