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What is the dual table in Oracle?

...this wikipedia article may help clarify. http://en.wikipedia.org/wiki/DUAL_table The DUAL table is a special one-row table present by default in all Oracle database installations. It is suitable for use in selecting a pseudocolumn such as SYSDATE or USER The table has a single VARCHAR...
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Clearing purchases from iOS in-app purchase sandbox for a test user

...n up for Apple IDs. – pkamb Oct 31 '19 at 23:43  |  show 5 more comments ...
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Is there a performance gain in using single quotes vs double quotes in ruby?

... the Tin Man 147k3131 gold badges192192 silver badges272272 bronze badges answered Dec 3 '09 at 0:17 Marc-André LafortuneMarc-André ...
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create a trusted self-signed SSL cert for localhost (for use with Express/Node)

...e HOSTS file to point the server IP address to the hostname, for example: 192.168.0.50 server.local This will allow the certificate and the address to match up and validate the certificate. – roskelld Oct 5 '18 at 18:20 ...
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How to remove unreferenced blobs from my git repo

...g local blobs. – hectorpal Jul 3 at 19:39 add a comment  |  ...
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How to stage only part of a new file with git?

....1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954 41.5985 10.1419V6.59049C41.5985 5.28821 41.1394 4.66232 40.1061 4.66232C39.0732 4.66232 38.5948 5.28821 38.5948 6.59049V9.60062C38.5948 10.8521...
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Why is IntelliJ 13 IDEA so slow after upgrading from version 12?

... the Max PermGen to at least 1GB (was 300MB).Example below: -Xms128m -Xmx8192m -XX:MaxPermSize=1024m Upon restart it was much faster. For IntelliJ 2020 going back to 2017 on Mac /Applications/IntelliJ IDEA.app/Contents/bin/idea.vmoptions On a Mac, this file is located in this path: For Intel...
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How do I merge a list of dicts into a single dict?

... this: from functools import reduce reduce(lambda a, b: dict(a, **b), list_of_dicts) share | improve this answer | follow | ...
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What characters are forbidden in Windows and Linux directory names?

... answered Dec 29 '09 at 18:19 Dour High ArchDour High Arch 20.1k1717 gold badges7272 silver badges8383 bronze badges ...
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How to work around the lack of transactions in MongoDB?

... | edited Jul 24 '19 at 14:38 answered Feb 15 '18 at 15:00 ...