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How do I delete a fixed number of rows with sorting in PostgreSQL?
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161
You could try using the ctid:
DELETE FROM logtable
WHERE ctid IN (
SELECT ctid
FROM l...
After array_filter(), how can I reset the keys to go in numerical order starting at 0
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edited Jun 21 at 16:51
Salman A
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How to remove files and directories quickly via terminal (bash shell) [closed]
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answered Apr 15 '10 at 1:26
Jim LewisJim Lewis
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How do I get the file extension of a file in Java?
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661
In this case, use FilenameUtils.getExtension from Apache Commons IO
Here is an example of how t...
How do I find out which keystore was used to sign an app?
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413
First, unzip the APK and extract the file /META-INF/ANDROID_.RSA (this file may also be CERT.RS...
How do I convert a column of text URLs into active hyperlinks in Excel?
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321
If you don't want to make a macro and as long as you don't mind an additional column, then just ...
How does lucene index documents?
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There's a fairly good article here: https://web.archive.org/web/20130904073403/http://www.ibm.com/developerworks/library/wa-lucene/
Edit 12/2014: Updated to an archived version due to the original being deleted, probably the best more recent alternative is http://lucene.apache.org/core/3_6...
Javascript add leading zeroes to date
I've created this script to calculate the date for 10 days in advance in the format of dd/mm/yyyy:
24 Answers
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