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How would I get a cron job to run every 30 minutes?
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edited Sep 27 '11 at 13:45
Tim Cooper
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How do I schedule jobs in Jenkins?
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529
By setting the schedule period to 15 13 * * * you tell Jenkins to schedule the build every day...
Java regex capturing groups indexes
...e opening parentheses of the capturing groups. As an example, here are all 5 capturing groups in the below pattern:
(group)(?:non-capturing-group)(g(?:ro|u)p( (nested)inside)(another)group)(?=assertion)
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1-----1 ...
How can I brew link a specific version?
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How do I get SUM function in MySQL to return '0' if no values are found?
...e it in action, please see this sql fiddle: http://www.sqlfiddle.com/#!2/d1542/3/0
More Information:
Given three tables (one with all numbers, one with all nulls, and one with a mixture):
SQL Fiddle
MySQL 5.5.32 Schema Setup:
CREATE TABLE foo
(
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,...
how does array[100] = {0} set the entire array to 0?
... aggregates).
The behavior of this code in C++ is described in section 8.5.1.7 of the C++ specification (online draft of C++ spec): the compiler aggregate-initializes the elements that don't have a specified value.
Also, note that in C++ (but not C), you can use an empty initializer list, causing...
ERROR: Error installing capybara-webkit:
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answered Jul 23 '12 at 23:50
sitessites
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Remove duplicated rows using dplyr
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edited Jun 19 '18 at 12:57
Axeman
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answered Apr...
Why is GHC so large/big?
... Not only that, but the GHC binary itself is statically linked, so that's 5 copies of GHC.
We recently made it so that GHCi could use the static .a files. That will allow us to get rid of one of these flavours. Longer term, we should dynamically link GHC, but that's a bigger change because that ...