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LINQ Orderby Descending Query
...(x=>x.Delivery)
where !t.Items && t.DeliverySelection
orderby t.Delivery.SubmissionDate descending
select t;
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Can't choose class as main class in IntelliJ
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Select the folder containing the package tree of these classes, right-click and choose "Mark Directory as -> Source Root"
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Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?
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this command takes forever to run, how to select target sim with uuid?
– the_prole
Jun 1 '18 at 16:32
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ERROR 2006 (HY000): MySQL server has gone away
...L/MariaDB server.
Double check the value was set properly by:
mysql -sve "SELECT @@max_allowed_packet" # or:
mysql -sve "SHOW VARIABLES LIKE 'max_allowed_packet'"
You got a timeout from the TCP/IP connection on the client side.
Solution: Increase wait_timeout variable.
You tried to run a query a...
Automatic creation date for Django model form objects?
...t do that (the database needs something to populate existing rows). Please select a fix: 1) Provide a one-off default now (will be set on all existing rows) 2) Quit, and let me add a default in models.py Select an option: 1 Please enter the default value now, as valid Python The datetime and djang...
Changing Ctrl + Tab behavior for moving between documents in Visual Studio
...w place cursor in the Press shortcut keys: textbox (doesn't matter what is selected currently, you're not going to Assign this time), and type first of the three (or two or one) shortcuts.
You'll see Shortcut currently used by: listed. Ensure that you have no duplicate entry for the shortcut. In...
Is a view faster than a simple query?
...e the indexed view directly, or, more importantly, the query optimizer can select the view if it determines that the view can be substituted for some or all of the query in the lowest-cost query plan. In the second case, the indexed view is used instead of the underlying tables and their ordinary in...
Enable the display of line numbers in Visual Studio
...disappeared at some point, even though the tools/options check showed them selected. As @TH Todorov stated, I had to go back, uncheck, then recheck them and save for them to reappear.
– BentChainRing
Oct 4 '17 at 18:49
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How do I undo “Scope to this” in Visual Studio 2012?
...orward and back buttons.
Extra:
You can also right click on projects and select 'New Solution Explorer Window' to have two separate solution explorers which can browse independently (note that changing the settings on one will effect the other).
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Is there a timeout for idle PostgreSQL connections?
...ement an idle connection reaper. Have a cron job run something like this:
SELECT pg_terminate_backend(pid)
FROM pg_stat_activity
WHERE datname = 'regress'
AND pid <> pg_backend_pid()
AND state = 'idle'
AND state_change < current_timestamp - INTERVAL '5' MINUTE;
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