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Remove duplicates from an array of objects in JavaScript
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Best way to select random rows PostgreSQL
...e number of requested rows exactly (if there are enough) and allow for the more convenient syntax:
SELECT * FROM big TABLESAMPLE SYSTEM_ROWS(1000);
See Evan's answer for details.
But that's still not exactly random.
shar...
Authenticate Jenkins CI for Github private repository
...dy trying and it doesn't work, you might want to update your question with more details of the URLs being used, the names and location of the key files, etc.
Now for the technical part: How to use your SSH key with Jenkins?
If you have, say, a jenkins unix user, you can store your deploy key in ...
DatabaseError: current transaction is aborted, commands ignored until end of transaction block?
... new version does not. The error might still have occurred, but you could more easily have missed it. It's also possible that data type conversion or something else has changed since the old version. Regardless, the best fix is to track down the bad query so you can see what's wrong with it.
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log messages appearing twice with Python Logging
...for a Flask application which I developed, the log messages were appearing MORE THAN TWICE. I'd say that they were incrementing on the log file, due to the fact that, when the application and the modules were loaded, the logger variable used, was not the one instantiated from one of my classes, but ...
How to update a git clone --mirror?
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Here's a good answer that explains more: stackoverflow.com/questions/3959924/…
– ralphtheninja
May 27 '11 at 12:27
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How can I debug git/git-shell related problems?
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For even more verbose output use following:
GIT_CURL_VERBOSE=1 GIT_TRACE=1 git pull origin master
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CSV in Python adding an extra carriage return, on Windows
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Find a pair of elements from an array whose sum equals a given number
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Improve INSERT-per-second performance of SQLite
...s and writes go a bit faster as larger pages are held in memory. Note that more memory will be used for your database.
If you have indices, consider calling CREATE INDEX after doing all your inserts. This is significantly faster than creating the index and then doing your inserts.
You have to be qui...