Linux

Reference article http://blog.sina.com.cn/s/blog_a57562c80101ic47.htmlhttp://blog.csdn.net/cheng168520/article/details/4312828Http://blog.sina.com.cn/s/blog_7f395ece0100ti5y.htmlPreviously installed on their own a Linux, the background should be a

Today, some students go to Baidu, bring back an interview problem, and share with you:Print:N=11n=23 3 24 1 14 5 5N=37 7 7) 7 68 3 3) 2 68 4 1) 1 68 4 5) 5 58 9 9) 9 9Provide a reference program://ConsoleApplication1.cpp: Main project file. #include

Topic:int cnt = 0;while (1) {++cnt;PTR = (char *) malloc (1024*1024*128);if (ptr = = NULL) {printf ("%s\n", "is null");Break}}printf ("%d\n", CNT);What kind of output does this program have?The result is that the Linux32-bit machine isIs null3057Why

This article reference: http://www.cnblogs.com/seesea125/archive/2012/02/25/2368255.html its content is quite detailed, so that I have not completed according to its steps, the system has been installed (probably because of the latest version)  

It took a day to study the Linux-2.6.30.4 version of the kernel about TQ2440 DM9000E NIC Driver transplantation, summed up their own gains. In fact, in the Linux-2.6.30.4 version of the kernel about the NIC Driver, but this NIC driver is not for DM9

Local single file upload script named uf This is a test on the local machine. It is implemented using the bpcs_uploader script, but it is simple encapsulation and automatically improves the cloud file path.Technical tips: Use dirname to get the

It took a day to study the Linux-2.6.30.4 version of the kernel about TQ2440 DM9000E NIC Driver transplantation, summed up their own gains. In fact, in the Linux-2.6.30.4 version of the kernel about the NIC Driver, but this NIC driver is not for DM9

Install pam30and pywin32-217.win32-py2.7.exePlace pam30.py In the LIB directory of PYTHON. Windows 7 OS requires changing the IE document modeStart Menu-run-enter gpedit. choose "msc"> "user settings"> "management template"> "Windows Components">

Introduction to Cacti and rrdtool I. OverviewIn Linux, the most used is MRTG performance monitoring. MRTG configuration is relatively simple, and MRTG is indeed very good, but I think it is already a very old set of software, the author has

I. Basic 1. Description: create database database-name2, Description: delete database drop DATABASE dbname3, Description: Backup SQL server --- CREATE deviceUSE masterEXEC sp_addumpdevice 'disk' backup data ', 'testback', 'c: \ mssql7backup \

Need to monitor Linux server system performance? Try the following built-in system or attachment tools. Most Linux releases are equipped with a large number of monitoring tools. These tools provide metrics that can be used to obtain relevant

This article is a summary of some articles I have collected. Because many talented people have already written a lot of good articles about how to become a good Python programmer. My summary focuses on four basic topics: functional programming,

The parameter can be a traversal variable, such as a string or a list. The returned value is the enumerate class: Import strings = string. ascii_lowercasee = enumerate (s) print sprint list (e) Output: Abcdefghij [(0, 'A'), (1, 'B'), (2, 'C'), (3,

When our team was responsible for O & M, optimization, and expansion for the previous company, we met various systems and basic devices with poor performance in different scales (most of large systems, such as CNN or the World Bank System ). If we

In xmlrpclib, Binary data needs to be transmitted. Therefore, Binary Objects is used for packaging and the following two functions are written: Def encodebindata (data ):Out = StringIO. StringIO ()Bin = xmlrpclib. Binary ()Bin. data = dataBin.

Because the server needs to regularly execute some tasks, accurate to the month, day, hour, and minute, there are more entries in the cron file, and it is troublesome to delete a single one, write a script to maintain the scheduled tasks in the cron

Today, I want to change the server password. I don't know what password to set. Set a random number simply. The random module in python can generate random numbers. This is mainly used to generate random passwords. By the way, there are three

Author: Yu hongchun (fuqin liquor cooking), yipai System Architect, Senior Project management engineer, Chinaunix.net cluster and high-availability version moderator, author of "building high-availability Linux servers. The company has been in the

Using Python to convert Arabic numbers into uppercase letters, the most troublesome problem is that there are multiple zeros in the middle. In this case, the split rule is used to convert a large number, split the string into an integer part and a

I have learned a lot about python recently. Today I will talk about the basics of python: the specification, indentation, and precautions for writing function functions of python scripts. These are my experiences in programming. I. python script