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is there a css hack for safari only NOT chrome?

...13 (early-2020): /* Safari 7.1+ */ _::-webkit-full-page-media, _:future, :root .safari_only { color:#0000FF; background-color:#CCCCCC; } To cover more versions, 6.1 and up, at this time you have to use the next pair of css hacks. The one for 6.1-10.0 to go with one that handles 10.1 and up...
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PHP + MySQL transactions examples

I really haven't found normal example of PHP file where MySQL transactions are being used. Can you show me simple example of that? ...
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Equivalent of varchar(max) in MySQL?

What is the equivalent of varchar(max) in MySQL? 6 Answers 6 ...
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Display open transactions in MySQL

...transactions and commit or cancel them? There is no open transaction, MySQL will rollback the transaction upon disconnect. You cannot commit the transaction (IFAIK). You display threads using SHOW FULL PROCESSLIST See: http://dev.mysql.com/doc/refman/5.1/en/thread-information.html It...
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【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛,有思想、有深度

...个时间点把数据包发送出去,怎么保证数据的完整性,ACK如何接收,如何进行重传,以及如何对链路进行管理和控制等等。LL层只负责把数据发出去或者收回来,对数据进行怎样的解析则交给上面的GAP或者ATTHost Controller Interface,...
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What is this operator in MySQL?

...ard and therefore supported on other databases, unlike <=>, which is MySQL-specific. You can think of them as specialisations of MySQL's <=>: 'a' IS NULL ==> 'a' <=> NULL 'a' IS NOT NULL ==> NOT('a' <=> NULL) Based on this, your particular query (fragment) can be c...
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Absolute vs relative URLs

... @Mike why would you call root-relative URLs ‘absolute’? – törzsmókus Mar 22 '15 at 8:51 5 ...
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Getting “Lock wait timeout exceeded; try restarting transaction” even though I'm not using a transac

I'm running the following MySQL UPDATE statement: 17 Answers 17 ...
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Using a .php file to generate a MySQL dump

... done by the command itself. That external command will : be a call to mysqldump, with the right parameters, and redirect the output to a file. For example : mysqldump --user=... --password=... --host=... DB_NAME > /path/to/output/file.sql Which means your PHP code would look like this...
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Comparison of full text search engine - Lucene, Sphinx, Postgresql, MySQL?

...some benchmarks. Could be useful, I guess. I've not plumbed the depths of MySQL's full-text search, but I know it doesn't compete speed-wise nor feature-wise with Sphinx, Lucene or Solr. share | im...