Follow the boot process for debugging the Linux kernel --- using gdbFu YuOriginal works reproduced please indicate the source"Linux kernel Analysis" MOOC course http://mooc.study.163.com/course/USTC-1000029000 "This experiment was initiated using
Find is a search under the directory file directory tool, and unlike locate it is accurate to find, so for a lot of content in a large directory it will be slower, but it is very powerful, strong to I have to summarize here. Find command format:Find
650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M02/7D/10/wKioL1bfsPXBV7M1AAAbVAa6GNw717.png "title=" Marco Education logo small. png "alt=" Wkiol1bfspxbv7m1aaabvaa6gnw717.png "/>A big wave of high-quality Linux operations and automation
You can use the Cat command in two ways, one that merges two files into one new file, and the other appends one file to the end of another.Method One: Use the cat command to read two files from a file, and then redirect to a new file. This method
1. Download tomcat1.7.tar.gz2. Place the file in the/usr/local#cp tomcat1.7.tar.gz/usr/local3. Go to/usr/local and unzip tomcat1.7.tar.gz#cd/usr/local#tar-ZXVF tomcat1.7.tar.gz Decompression#rm tomcat1.7.tar.gz Delete a compressed package#mv tomcat1.
1. Remove the JDK that comes with the Linux systemDetermine the version number#java-versionTo view your own JDK:#rpm-qa | grep GCJSee the following information:Libgcj-4.1.2-44.el5java-1.4.2-gcj-compat-1.4.2.0-40jpp.115Use the RPM-E--nodeps command
View System kernel
#uname-R (view kernel version of the system)
# cat/etc/centos-release (View system Information)
Yum Grouplist (see if the system needs to install the development environment and the development Library)
Yum Groupinstall
Configure http and tcp for Nginx, and httptcp for Nginx
Ejabberd + riak is being obtained recently. In fact, the configuration of these two items is quite pitfall, and then how to configure these two items, I will take the time to write the detailed
File Roller/Unzip Chinese Zip File name garbled
In fact, this problem has been encountered since I replaced my father with Fedora. It seems that one or two people always prefer zip compression, no matter how small the file is. It's strange that two
Ubuntu 14.04 uses byzanz to create gif Animation
The way to make an article vivid is to combine images and texts. A more vivid way is to place an animation. For example, GIF animation. For this reason, I made a special search and found a software
Linux system time Configuration
This article is based on network information. Linux system time configuration can be roughly divided into "Manual" setting and ntp-based configuration.
Manually set system time
1. Description
In Linux, there are two
Install Android Studio 14.04 in Ubuntu 2.0
Ps: The network speed is slow and takes more than a day. It is really hard to set up the app first. After all, there are not many people using the as on Ubuntu. You 'd better bring your own ladder first in
The nl command is very good, very powerful, and the nl command is very good.
Command Name:
Nl-displays the number of lines and content of a file.Syntax:Nl [OPTION]... [FILE]...Note:Append the content of a specified file to the standard output.
When
View the centos version.
-- Write at the beginning --
Different Versions of Linux have some minor differences;
So, you often need to check the server version number;
-- Body --
Run the following command to view the linux Server version:#
Error 404 in Nginx + CI framework
Recently I just learned the ci framework and made a simple project. All the local Nginx server environments have been called, but when I deploy it to a remote server:
Http://example.com/(index. php)/accessible (for
Zookeeper HA Deployment Scheme
I. Prepare the server environment
ZooKeeper Cluster
Host
IP
Zookeeper1
192.168.50.228
Zookeeper2
192.168.50.229
Zookeeper3
192.168.50.230
Note: firewall of all
502 Bad Gateway Cause Analysis
Note:LNMP architecture.
The crontab contains a task to restart php every 20 minutes. Then, I use python to write a script to check whether the php-cgi process exists every 1 minute. If it does not exist, I call the
How to install Drupal7 on Linux
Drupal is not widely used in China, and there are few materials on the Internet. It should be noted that drupal should not be installed using apt whenever possible. In particular, drupal of Ubuntu Linux has made some
Build an Eclipse + PHP programming environment in Linux
I recently planned to learn PHP, so I checked my documents and set up the PHP IDE environment on Ubuntu (14.04.3 ).
I. Preparations (omitted)
It mainly recommends the source and configuration
Go Development Environment ConfigurationGo (golang) is an open-source programming language that is easy to build simple, stable, and efficient software.
The market share of the Go language generated for concurrency is growing. Configure the
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