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Unable to update the EntitySet - because it has a DefiningQuery and no element exis
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Entity Set is mapped from Database view
A custom Database query
Database table doesn't have a primary key
After doing so, you may still need to update in the Entity Framework designer (or alternatively delete the entity and then add it) before you stop getting the error.
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LINQ Using Max() to select a single row
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I don't see why you are grouping here.
Try this:
var maxValue = table.Max(x => x.Status)
var result = table.First(x => x.Status == maxValue);
An alternate approach that would iterate table only once would be this:
var result = table.OrderByDescending(x => x.Status).First();
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Equivalent of *Nix 'which' command in PowerShell?
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i like running: Get-Command <command> | Format-Table Path, Name so i can get the path where the command sits too.
– jrsconfitto
Nov 27 '12 at 15:17
4
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Child inside parent with min-height: 100% not inheriting height
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Second, the workaround I found:
If I set my container element to display:table with height:inherit it acts exactly the same way as if I'd give it a min-height of 100%. And - more importantly - if I set the child element to display:table-cell it will perfectly inherit the height of the container el...
Change column type from string to float in Pandas
I want to convert a table, represented as a list of lists, into a Pandas DataFrame . As an extremely simplified example:
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Maven2: Missing artifact but jars are in place
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Wow, this had me tearing my hair out, banging my head against walls, tables and other things.
I had the same or a similar issue as the OP where it was either missing / not downloading the jar files or downloading them, but not including them in the Maven dependencies with the same error messag...
Getting “Lock wait timeout exceeded; try restarting transaction” even though I'm not using a transac
... holding a record lock on some record (you're updating every record in the table!) for too long, and your thread is being timed out.
You can see more details of the event by issuing a
SHOW ENGINE INNODB STATUS
after the event (in sql editor). Ideally do this on a quiet test-machine.
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CSS to make HTML page footer stay at bottom of the page with a minimum height, but not overlap the p
...w are 4 different methods of mine:
In each example the texts are freely-editable to illustrate how the content would render in different scenarios.
1) Flexbox
body{ height:100vh; margin:0; }
header{ min-height:50px; background:lightcyan; }
footer{ min-height:50px; background:PapayaWhip; }
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How to set a default value for a datetime column to record creation time in a migration?
Consider the table creation script below:
7 Answers
7
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How to add multiple columns to a table in Postgres?
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Try this :
ALTER TABLE table ADD COLUMN col1 int, ADD COLUMN col2 int;
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