大约有 1,948 项符合查询结果（耗时：0.0156秒） [XML]
Is it possible to use a div as content for Twitter's Popover
...<div> inside the popover. Potentially, I would like to use php and mysql in there, but if i could get a div to work i think i can figure out the rest. I tried setting data-content to a div ID, but it didnt work.
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How safe is it to store sessions with Redis?
I'm currently using MySql to store my sessions. It works great, but it is a bit slow.
3 Answers
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Why does Git treat this text file as a binary file?
...a correct information. I was trying to control diffs to an extremely large MySQL Dump (.sql file), but git treats it as a binary file, even if it has only ASCII/UTF8 data on it. The reason, is that lines are super-long (insert values (one),(two),(three),(...),(3 million...);. Strangely, for every co...
What is your preferred php deployment strategy? [closed]
...dotCloud, in addition to PHP (see their PHP quickstart) it can also deploy MySQL, MongoDB and a whole bunch of additional services. It also has nice goodies like zero-downtime deployment, instant rollback, full support for SSL and websocket, etc. And there's a free tier which is always nice :)
Of c...
Why are Oracle table/column/index names limited to 30 characters?
... can be extremely painful when doing migration projects from SQL Server or MySQL to Oracle. In Oracle Database 12cR2, the maximum length of most identifiers is now 128 characters.
This is a new feature in 12.2, according to (http://blog.dbi-services.com/oracle-12cr2-long-identifiers/). According t...
How to do a LIKE query in Arel and Rails?
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Use .gsub(/[%_]/, '\\\\\0') for escaping MySql wildcard chars.
– aercolino
Aug 30 '13 at 10:58
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How to convert 1 to true or 0 to false upon model fetch
I have a model that is set with a JSON response from a mysql database. The model data is set with true or false into a boolean/tinyint field in the database, which uses 1 or 0 .
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What is SaaS, PaaS and IaaS? With examples
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A layer on top of IAAS
Runtimes (like java runtimes), Databases (like mySql, Oracle), Web Servers (tomcat etc)
SAAS (Software As A Service) :
A layer on top on PAAS
Applications like email (Gmail, Yahoo mail etc), Social Networking sites (Facebook etc)
To quickly relate consider the belo...
What is the difference between buffer and cache memory in Linux?
...g lots of I/O will use lots of memory for buffers. I'm bulkloading a 100GB MySQL/InnoDB database and buffers go above 2GB all the time.
– Marcelo Pacheco
Mar 17 at 3:15
add a ...
DateTime.Now vs. DateTime.UtcNow
...t know UtcNow has better performance and that simply saving your dates in mysql and assuming that is utc and comparing date dependent displays with UtcNow simplifies this global timezone issues
– Diin
May 14 '19 at 16:48
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