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Linux编程中各种头文件 - C/C++ - 清泛网 - 专注C/C++及内核技术
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crypt.h：提供使用DES加密算法的加密函数
pwd.h：提供对/etc/passwd文件访问的函数
shadow.h：提供对/etc/shadow文件访问的函数
pthread.h：提供多线程操作的函数
signal.h：提供对信号操作的函数
sys/wait.h、sys/ipc.h、sys/shm.h：提供进程等...
Linux MySql的启动、关闭 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...l.server”来查找下。
# cp xxx/mysql/support-files/mysql.server /etc/init.d/mysql
# chmod 755 /etc/init.d/mysql
# chkconfig --add mysql
# service mysql start
Linux MySql
Linux Glibc幽灵漏洞允许黑客远程获取系统权 - 操作系统(内核) - 清泛网 - ...
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# apt-get update # apt-get install libc6
Debian 6
# wget -O /etc/apt/sources.list.d/debian6-lts.list http://mirrors.aliyun.com/repo/debian6-lts.list# apt-get update # apt-get install libc6
Debian 7
# apt-get update # apt-get install libc6
Opensuse 13
# zypper refresh # zyppe...
Linux 搭建NTP时间同步服务器 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...P服务器(设定10.8.9.159为NTP服务器)，NTP服务器主配置文件 /etc/ntp.conf，配置前做好备份。
3、 10.8.9.159 NTP服务器端配置文件 /etc/ntp.conf
标注：
restrict 控制相关权限。
语法为： restrict IP地址 mask 子网掩码 参数
其中IP地址也...
mongodb最大连接数配置修改 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...重新登录，重启服务即可生效。
echo "* soft nofile 4096" >>/etc/security/limits.conf
echo "* hard nofile 4096" >>/etc/security/limits.confmongodb 最大连接数 配置
【解决】phpMyAdmin 导入数据文件最大限制 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...解决】phpMyAdmin 导入数据文件最大限制phpmyadmin_post_max_size etc php 7 0 apache2 php ini 默认配置2M，即通过http post上传的文件最大2M，修改配置搞定： PHP上传文件大小限制upload_max_filesize = 200M http post发送文件大小限 /etc/php/7.0/apache2/php....
What should every JavaScript programmer know? [closed]
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Not jQuery. Not YUI. Not (etc. etc.)
Frameworks may be useful, but they are often hiding the sometimes-ugly details of how JavaScript and the DOM actually work from you. If your aim is to be able to say “I know JavaScript”, then investing a lot o...
Bash script - variable content as a command to run
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line=$((${RANDOM} % $(wc -l < /etc/passwd)))
sed -n "${line}p" /etc/passwd
just with your file instead.
In this example I used the file /etc/password, using the special variable ${RANDOM} (about which I learned here), and the sed expression you had, onl...
What is the difference between sql and mysql [closed]
...what universal - Selects usually look the same, Inserts, Updates, Deletes, etc. Once you get beyond the basics, the commands and abilities of your individual Databases vary, and this is where you get people who are Oracle experts, MySQL, SQL Server, etc.
Basically, MySQL is one of many books holdi...
How to install both Python 2.x and Python 3.x in Windows
...chosen like so:
py -2 for the second python
py -3 for the third python etc..
No matter the order of "pythons" you can:
run Python 2.x scripts using the command: py -2 (Python 3.x functionality) (ie. the first Python 2.x installation program found in your PATH will be selected)
run Python 3...