大约有 19,000 项符合查询结果(耗时:0.0304秒) [XML]

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Can you get DB username, pw, database name in Rails?

...% require 'parseconfig' c=ParseConfig.new('../../.my.cnf') %> mysqlevn: &mysql adapter: mysql username: <%= c.params['client']['user'] %> password: <%= c.params['client']['password'] %> host: localhost socket: <%= [ '/var/run/mysqld/mysqld.sock', '/va...
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Table is marked as crashed and should be repaired

... Run this from your server's command line: mysqlcheck --repair --all-databases share | improve this answer | follow | ...
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How do I modify a MySQL column to allow NULL?

MySQL 5.0.45 6 Answers 6 ...
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不同品牌的防火墙组成高可靠性集群 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...tp.zebra.org/pub/zebra/zebra-0.95a.tar.gz 2、安装过程安装过程 [root@RS1 mnt]# gunzip zebra-0.95a.tar.gz [root@RS1 mnt]# tar xvf zebra-0.95a.tar 会在当前目录下自动生成一个zebra-0.95a子目录,进入zebra-0.95a目录后执行以下命令安装 [root@RS1 zebra-0.95a]# ./co...
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How to write to a file, using the logging Python module?

...#Each logger requires a handler, but can have more than one [loggers] keys=root,Admin_Client #Each handler requires a single formatter [handlers] keys=fileHandler, consoleHandler [formatters] keys=logFormatter, consoleFormatter [logger_root] level=DEBUG handlers=fileHandler [logger_Admin_Cli...
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How to check if field is null or empty in MySQL?

...uld like to check in PHP , then you should do something like : $query_s =mysql_query("SELECT YOURROWNAME from `YOURTABLENAME` where name = $name"); $ertom=mysql_fetch_array($query_s); if ('' !== $ertom['YOURROWNAME']) { //do your action echo "It was filled"; } else { echo "it was empty!"; }...
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Get top n records for each group of grouped results

...g this: The version is the variables is close to being correct. However, MySQL does not guarantee the order of evaluation of expressions in the SELECT (and, in fact, sometimes evaluates them out-of-order). The key to the solution is to put all the variable assignments in a single expression; here...
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MySQL JOIN the most recent row only?

... For anyone who must work with an older version of MySQL (pre-5.0 ish) you are unable to do sub-queries for this type of query. Here is the solution I was able to do and it seemed to work great. SELECT MAX(d.id), d2.*, CONCAT(title,' ',forename,' ',surname) AS name FROM cust...
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node and Error: EMFILE, too many open files

...ID USER FD TYPE DEVICE SIZE/OFF NODE NAME ... nodejs 12211 root 1012u IPv4 151317015 0t0 TCP 10.101.42.209:40371->54.236.3.170:80 (ESTABLISHED) nodejs 12211 root 1013u IPv4 151279902 0t0 TCP 10.101.42.209:43656->54.236.3.172:80 (ESTABLISHED) nodejs 12211 ...
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Redirect all to index.php using htaccess

...s almost ok. First make sure that your .htaccess file is in your document root (the same place as index.php) or it'll only affect the sub-folder it's in (and any sub-folders within that - recursively). Next make a slight change to your rule so it looks something like: RewriteEngine on RewriteCond...