大约有 11,647 项符合查询结果（耗时：0.0114秒） [XML]
MySQL high CPU usage [closed]
...ication is running, if there's duplicate queries, how long they're taking, etc, etc. An example of something like this is one I've been working on called PHP Profiler but there are many out there. If you're using a piece of software like Drupal, Joomla or Wordpress you'll want to ask around within t...
Getting root permissions on a file inside of vi? [closed]
...eed to add your user to sudoer file first, enter the root user, and open /etc/sudoers file, add your_username ALL=(ALL) ALL under the line root ALL=(ALL) ALL, quit and save.
– coolesting
Oct 25 '11 at 3:18
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How to secure MongoDB with username and password
...at starts with #auth=true in your mongod configuration file (default path /etc/mongo.conf). This will enable authentication for mongodb.
Then, restart mongodb : sudo service mongod restart
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Maven equivalent for python [closed]
...ation information, and you can build eggs, dist tarballs, binary tarballs, etc with it.
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Installed Ruby 1.9.3 with RVM but command line doesn't show ruby -v
...to:
sudo apt-get --purge remove ruby-rvm
sudo rm -rf /usr/share/ruby-rvm /etc/rvmrc /etc/profile.d/rvm.sh
open new terminal and validate environment is clean from old RVM settings (should be no output):
env | grep rvm
if there was output, try to open new terminal, if it does not help then rest...
How to restart tomcat 6 in ubuntu [closed]
...art and shutdown tomcat, You could use that
if tomcat is installed then
/etc/init.d/tomcat5.5 start
/etc/init.d/tomcat5.5 stop
/etc/init.d/tomcat5.5 restart
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ORACLE 启动提示 内存不足 OUTOF MEMORY - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
ORACLE 启动提示 内存不足 OUTOF MEMORY原配置 etc sysctl.conf文件kernel.shmall = 2097152kernel.shmmax = 2147483648kernel.shmmni = 4096kernel.sem = 250 32000 10...
原配置 /etc/sysctl.conf文件
kernel.shmall = 2097152
kernel.shmmax = 2147483648
kernel.shmmni = 4096
kerne...
正确重置MySQL密码 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...止MySQL服务，然后使用skip-grant-tables参数启动它：
shell> /etc/init.d/mysql stopshell> mysqld_safe --skip-grant-tables &
此时无需授权就可以进入到MySQL命令行，使用SQL重置MySQL密码：
UPDATE mysql.user SET Password=PASSWORD('...') WHERE User='...' AND Host= '...'...
[解决]MySql提示:The server quit without updating PID file(…)失败 - 数...
...rekfan.com/?p=186
4.mysql在启动时没有指定配置文件时会使用/etc/my.cnf配置文件，请打开这个文件查看在[mysqld]节下有没有指定数据目录(datadir)。
解决方法：请在[mysqld]下设置这一行：datadir = /usr/local/mysql/data
5.skip-federated字段问题
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解决：error while loading shared libraries: libpcre.so.1: cannot open ...
...件的位置（可以使用命令 whereis xxx ），并把目录添加到/etc/ld.so.conf.d/libc.conf中，没有则新建这个文件。然后再运行ldconfig才可以生效。
解决：用以下shell命令解决：（用root用户）
echo "/usr/local/lib" >> /etc/ld.so.conf.d/libc.conf
sudo...