To install the JDK (Java 2 software development Kit) before installing using Tomcat, install the JDK to refer to my previous blog.Installing Tomcat1) Download apache-tomcat-7.0.59.tar.gz2) #tar-ZXVF apache-tomcat-7.0.59.tar.gz;//Unzip3) #cp-R apache-
RM MENU-RF forcibly Delete the original menu filegit clone http://github.com/mengning/menu.git clone CD from GitHub menuAdd the two functions that were written last week in test.c: Getpid () and Getpidasm (), modify the main function in test.c,
Find commandCommon scenarios:1. When there are multiple directories under the current directory, you want to view the files in all directories at once2. Show all files in the current directory only3. Show all directories and subdirectories in the
Li Chenxi Original works reproduced please specify the source "Linux kernel analysis"MOOC Course http://mooc.study.163.com/course/USTC-100002900I. Adding time and TIME-ASM commands to Menusos 1. Procedureinto the lab building.
First, force
Experimental content:1. Execute RM MENU-RF command to forcibly delete the original menu2. Git clone https://github.com/mengning/menu.git clone new menu using git command3. In test.c, add two menuconfig in the main function4. Add the corresponding
One, add time and time-asm command to Menuos1, the experimental process:RM menu-rf Forced removalgit clone http://github.com/mengning/menu.git cloning related informationMake Rootfs a script that automatically compiles the root file system
Bérénice AngremyI. Summary of knowledge points (i) Add time and Time-asm commands to Menuos
1. Update the menu code to the latest version
2.test.c in main function, add Menuconfig ()
3. Add a corresponding two functions, time and
Abstract: FanOriginal works reproduced please indicate the source"Linux kernel Analysis" MOOC course http://mooc.study.163.com/course/USTC-10000290001. The experimental environment is a lab building virtual machine environment using the course
18th Chapter Debug18.1 ready to start Things to prepare for:L A BUG: Most bugs are usually not reliable and well-definedL A kernel version that hides bugs: Find out which version of the bug first appearsL knowledge and luck related to kernel
18th. Commissioning 18.1 ready to startWhat you need to prepare for the job:
A bug
A kernel version that hides bugs
Knowledge and luck with relevant kernel code
18.2 bugs in the kernelCauses of bugs in the kernel
Fifth system call 5.1 communication with the kernelThe system call adds a middle tier between the user space process and the hardware device. The main role of this layer is three.
It provides a hardware abstraction interface for user space.
Answer the previous one, and then summarize.Lesson 2:gnome graphical Interface Basic operation
Open folder as Explorer of class Windows: Any window-"Edit->preference->behavior->always Open in browser windows
Appearance management, program
20135125 Chen ZhiweiOriginal works reproduced please indicate the source"Linux kernel Analysis" MOOC course http://mooc.study.163.com/course/USTC-1000029000 "Experimental Purpose :through a simple menu applet, the process of tracking system calls,
Fifth Chapter system call20135307 together
5.1 Communication with the kernel
The system call adds a middle layer between the user space process and the hardware device, which has a primary role of three:
It provides a
This article describes the installation of the Centos6.7 system on the windows7 system Oracle VM VirtualBox virtual machine . 1. Download and install the Oracle VM VirtualBox:https://www.virtualbox.org/wiki/Downloads2. download Centos6.7:NetEase
Using a shared variable directly, it is very clumsy and inefficient to switch between two threads;Signal Volume--Mutex Amount--The two are realized by each other through each other;For example, if you want to control a moment only one thread can
1. Thread ID:(1) Comparison of two thread IDs;#include int pthread_equal (pthread_t tid1, pthread_t tid2); RET-Returns a value other than 0 if equal, or 0 value(2) Gets the thread's own ID;#include pthread_t pthread_self (void); RET-thread ID of
In the case of semaphores and mutexes, we use Pthread_join to synchronize threads again before the program is launched.If you want the thread that threads wants to create it to return data I need to do this;Problem: Sometimes we don't need a second
AB stress testing, AB stress testing tool
Link: http://www.orlion.ga/698/
If AB is nothing, you will know about lamp. Let's take a look at the meaning of the results.
The usage of AB is: AB [options] [http: //] hostname [: port]/path
Example: AB-n
Linux Study Notes-Shutdown and restart commands
1. shutdown command:
1) "shutdown-h now" shut down immediately (h indicates halt); 2) "shutdown-h 10" shut down after 10 minutes; 3) "shutdown-h half past five" shutdown at (); 4) "poweroff" shutdown
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