Embedded Linux implementation of tinyxml
These two days, the project needs to implement tinyxml parsing simple XML files on the embedded Linux system, so I searched for and collected some information on the Internet, and now I have supplemented it!
In a cluster test recently, we found that deploying the same application to Tomcat 5.5 is much better than weblogic9.2.
Test environment:
Red Hat LinuxEnterprise 5.4 x86_64
Tomcat 5.5.27
WebLogic 9.2.0
CPU quad-core Intel Xeon, 2500 MHz * 1
Http://linux.vbird.org/linux_basic/0440processcontrol.php
Top: Failed tty get error because the-B option is not added to top.
Free is the used, free, swap, and so on for monitoring memory.
Vmstat monitors hard disk usage. Io situations,
Use Redhat Enterprise Linux 5 in a virtual machine:
1. Log On As root. Enter the command init 3 in terminal to enter the shell command line interface. Call startx or init 5 in the command line to restore the image interface.
After restoring to the
Correct shutdown method in Linux Table of Contents
1. Prepare for shutdown
1.1 observe the system Usage Status
1.2 notify online users of Shutdown Time
2 shutdown command
2.1 sync
2.2 Shutdown
2.3 reboot
2.4 halt
2.5
There are two common memory overflow types:
Java. Lang. outofmemoryerror: permgen Space
Java. Lang. outofmemoryerror: Java heap Space
---------------------------------------------------------
Take the Tomcat environment as an example. Other Web
After one day, I finally solved the problem. The solution is as follows:
1. Enter the terminal
2. gedit/etc/sysconfig/i18n
Is there only one row? I only have one line: Lange =)
3. Delete the original text and replace it with the following
When we use the LS-l command to view detailed information about files and subdirectories in a directory, we will get a detailed list of files and directories. this list contains file attributes, owner, owner group, creation time, file size, and so
W3m is really a fun and useful thing. Author: qnbrid from:Http://www.linuxdiyf.com In ubuntu, this plug-in is installed by default. However, if you want to install it on the test machine, it will be a little expensive, but it is not troublesome. The
Zimage kernel image decompression process
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Zimage kernel image decompression process
Author:Liu Hongtao, Huaqing vision embedded training centerLecturer.
In this paper, the linux-2.6.14 kernel runs on the S3C2410 platform as an
Note:
This article uses the READ function call as an example to describe how the system processes the block driver layer. Haha. If there are any errors or imperfections, you are welcome to take a brick and leave a message or send an emailGuopeixin@12
1. Add a little question to the previous article about Visual Studio 2010 Development in Windows:Each time you create a new visual C ++ option to create a project of the "Empty Project" type, the project file directory appears with the same name as
How to Learn Linux kernel efficiently
Popularity32894 times of reading
|Classification: Linux Kernel|Keywords: Linux kernel cultivation Learning
Since it is efficient, it is relatively inefficient. Learning is a very mysterious thing in itself.
Let's first look at the related macros
/**
* List. h* List_entry-get the struct for this entry* @ PTR: The & struct list_head pointer.* @ Type: the type of the struct this is embedded in.* @ Member: the name of the list_struct within the struct.*/#
From http://hi.baidu.com/tantea/blog/item/24e1b1b5d6bd2e7e8bd4b29e.html
Time Functions and 64-bit representation (Windows/Linux)
The queryperformancecounter () function returns the value of the high-precision performance counter, which can
Preface:The mood at this moment can be described with excitement and sorrow. Excited because after two weeks of "unremitting efforts" and "persistent" pursuit
The expected goal is sadly because, as an IT wage earners, they can only silently pray for
Linux File Names can contain up to 255 characters
In Windows, the fully qualified file name must be less than 260 characters, and the directory name must be less than 248 characters.
Linux restrictions on the number of parts, directories, and
In the evening, a friend asked me to read the Linux kernel from there. he wants to learn Linux, but he doesn't understand it at all. first of all, he is afraid of hard learning if he is not familiar with it. This is not advisable. Moreover, Linux is
In the Linux driver, you can use
To wake up the blocking process. Wait
Queue has long appeared in the Linux kernel as a basic function unit. It uses the basic data structure of the queue bit and closely integrates with the process scheduling
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