Linux

1. Never rush to restart the system. The cause of the problem should be reached early.2. Check whether the disk space is full.When the disk is found to be full, do not rush. perform the operation with caution, analyze the cause carefully, and then

Installing wireshark in centos is quite simple. Two commands are enough. Here, we mainly record the usage of wireshark. Installation:1. yum install wireshark. Note that wireshark commands and graphical interfaces cannot be used. However, it provides

A few months ago, when I called a senior friend, I asked a question: how can I delete all repeated records in a table? At that time, I never figured it out.I recently started to learn oracle SQL again. I thought about this problem and spent a lot of

For those who like to play games in Linux, the Linux version of DOTA2 has been officially launched. Valve provides official support! The Linux version of DOTA2 does not have a high requirement, as long as: Ubuntu 12.04 operating system, Intel/AMD 260

During work, we often encounter disks larger than 2 TB. Since MBR partition tables only support 2 TB disks, GPT partition tables must be used for disks larger than 2 TB, we will divide multiple VD IDs to install the system during raid, but the

Appropriate log management tools can greatly reduce the burden on managing enterprise system log data. However, unless organizations put a certain amount of time and effort into this tool, the best tool will soon become a poor tool. The following

Zabbix has an API interface that can call these interfaces to automatically add hosts and query the hosts monitored in zabbix, monitoring templates, monitoring host groups, and other information. It is also very convenient to use. The following

Check whether the environment supports the MySQLdb module. If not, install the module as follows:[Root @ bw-vm-soft ~] # Wgethttp: // response[Root @ bw-vm-soft ~] # Tar zxvf MySQL-python-1.2.3.tar.gz[Root @ bw-vm-soft ~] # Cd

Python generates QR codes. common modules include pyqrencode and qrcode. 1. Use the pyqrencode module to generate a QR code Installing the pyqrencode module is complex and relies on many things. The following installation process is summarized

I have been studying python recently and feel very good, especially for Batch/concurrent processing. It is very convenient to implement and much more convenient than shell. I just learned python for a month and keep a record here. The following is a

Linux/centos server maintenance 1. centos server maintenance (the server is fully maintained by us, which is also the most reassuring service for you): centos server security configuration, WEB server environment configuration, and other

Step 2: Make sure that python is installed on the local machine. Download easy_install to a local directory and double-click ez_setup.py. python will be automatically downloaded to the python installation directory/Scripts, then add the directory

Lua 5.2.2 is released: http://www.lua.org/ftp/lua-5.2.2.tar.gz. this is a bug fix version. Lua is a small scripting language. The author is Brazilian. The language is designed to be embedded into an application and provide flexible scalability and

Lua is a lightweight programming language that is widely used in game development. In this article, we will introduce you to installing and using the latest version of Lua 5.2.1 on Mac OS X. If Rudix has been installed on your system, you only need

# Install pip requires setuptoolsyuminstall-ypython-setuptools # install pipwgethttps: // pip install markdownDownloading/unpackingmarkdownDownloadingMarkdown-2.3.1.tar.gz (267kB): 267kBdownloadedRunningsetup.

If you are tired of Windows, want to extend the life of the old PC, or want to use an OS for your child, Linux will satisfy you. Key advantages of open-source Linux: -- Free; -- Most Linux software is free of charge; -- Linux runs fast and low,

Automatic it O & M requires convenient use of various tools for management and maintenance to effectively implement server protection. Introduction to common linux O & M tools 1. The rsync tool is often used in many places to implement the

Microsoft Hyper-V project manager Ben Armstrong announced in a blog that they "will expand the support scope of the release, including Red Hat Enterprise Linux/CentOS 5.5 and Red Hat Enterprise Linux/CentOS 5.6." He added that the software package

In 2007, Jon Prall, vice president of O & M at Vivaty, a virtual world game company, published an article "85 O & M rules" on his blog. In 2010, he switched to the video phone company Tango and made two updates:1. Capacity 1 and optimization 2-this

[Introduction] L2TP is an industrial standard Internet tunnel protocol with similar functions as PPTP. For example, it can also encrypt network data streams. However, there are also differences. For example, PPTP requires that the network be an IP