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Running a cron every 30 seconds
...econds (max 24).
Tue May 26 20:58:00 AWST 2020 Sleeping for 2 seconds (max 25).
Tue May 26 20:58:30 AWST 2020 Sleeping for 8 seconds (max 26).
Tue May 26 20:59:00 AWST 2020 Sleeping for 20 seconds (max 27).
Tue May 26 20:59:30 AWST 2020 Sleeping for 25 seconds (max 28).
Tue May 26 21:00:00 AWST 2020...
Is there a short cut for going back to the beginning of a file by vi editor?
... exist in vi, only Vim.
– Matej
Oct 25 '15 at 20:27
Shift + g ---> Go to the bottom of the file. Shift + GG --->...
Rails has_and_belongs_to_many migration
...
Mohit JainMohit Jain
39.1k5252 gold badges159159 silver badges269269 bronze badges
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API Keys vs HTTP Authentication vs OAuth in a RESTful API
...5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.951...
JavaScript function order: why does it matter?
...5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.951...
How do I run a shell script without using “sh” or “bash” commands?
... export too.
– tripleee
Aug 29 at 7:25
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show 8 more comments
...
conditional unique constraint
...Status = 1 and Count > 0.
http://msdn.microsoft.com/en-us/library/ms188258.aspx
CREATE TABLE CheckConstraint
(
Id TINYINT,
Name VARCHAR(50),
RecordStatus TINYINT
)
GO
CREATE FUNCTION CheckActiveCount(
@Id INT
) RETURNS INT AS BEGIN
DECLARE @ret INT;
SELECT @ret = COUNT(*) FROM Che...
How can I style an Android Switch?
...
258
You can define the drawables that are used for the background, and the switcher part like this...
Best way to assert for numpy.array equality?
...e equal.
– mjkrause
Nov 11 '19 at 0:25
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show 1 more comment
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What's the reason for “Error:Cannot determine Java VM executable in selected JDK”?
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25
Another way to set JDK is from your current module/project settings (for your current project)
...