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Create an index on a huge MySQL production table without table locking
...5.6 has support for online index updates
https://dev.mysql.com/doc/refman/8.0/en/innodb-online-ddl-operations.html#online-ddl-index-syntax-notes
In MySQL 5.6 and higher, the table remains available for read and write operations while the index is being created or dropped. The CREATE INDEX or DR...
What is RPC framework and Apache Thrift?
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answered Dec 18 '13 at 17:34
JensGJensG
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What is the difference between a cer, pvk, and pfx file?
...what standard (if any) Windows follows for these. Hopefully they are PKCS #8 encoded keys. Emmanuel Bourg reports that these are a proprietary format. Some documentation is available.
You should never disclose your private key. These are contained in .pfx and .pvk files.
Generally, you only excha...
How does lucene index documents?
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edited Dec 20 '14 at 12:58
answered Apr 9 '10 at 13:22
Dar...
How to detect the currently pressed key?
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answered Jul 8 '09 at 20:28
SLaksSLaks
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How to get Maven project version to the bash command line
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28 Answers
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Coredata Error “data: ”
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edited May 4 '18 at 0:16
Remy Lebeau
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Calculate a percent with SCSS/SASS
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218
Have you tried the percentage function ?
$my_width: percentage(4/12);
div{
width: $my_width;
}
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How do i put a border on my grid in WPF?
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edited Apr 5 '18 at 19:06
Robert Harvey
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Rails :dependent => :destroy VS :dependent => :delete_all
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85
The instantiation and the calling of destroy on each of the children objects will be slow if you have a lot of children (and n^2 if you hav...