Data Structure --- using the c language to store and represent arrays (adjacent matrices) of graphs; --- using the c matrix
// Map array (Adjacent matrix) Storage representation # include
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Log on to the remote server by using ssh to modify the gcc version, and log on to the gcc version by Using ssh.
After we ssh to the remote server, if we do not have the sudo permission but need to modify the gcc version, we cannot directly delete/usr/bin/gcc, then ln-s/usr/bin/gcc-4.8/usr/bin/gcc.
In this case, we need to set in the home directory. First
Create another gcc soft connection at a locati
Set up an FTP server using CentOS and set up ftp using centos1. Install vsftpdYum install vsftpd2. Edit iptablesVi/etc/sysconfig/iptables-A input-m state -- state NEW-m tcp-p tcp -- dport 21Service iptables restart3. Configure vsftpdVi/etc/vsftpd. confAnonymous_enable = NO // you are not allowed to access anonymous users.4. Add an ftp userVi/etc/vsftpd. confChroot_list_enable = YESChroot_list_file =/etc/vsf
How to remove double quotation marks using a JavaScript Regular Expression and remove double quotation marks using a regular expression
Recently, I took over a project. The project needs to use the js regular expression to filter out the double quotation marks worth in the text field of the page. In fact, the solution is very simple. I will share the code I wrote to you below, if you have the same requireme
Uses PSAPI;{A function that gets the path of the program according to the process PID}function Getprocessexepath (pid:cardinal): string;VarPhandle:thandle;Buf:array[0..max_path] of Char;Begin{Get process Handle}Phandle: = OpenProcess (process_query_information or Process_vm_read, False, PID);{Get Process path}Getmodulefilenameex (phandle, 0, buf, Length (BUF));CloseHandle (Phandle);Result: = BUF;Endhttp://blog.csdn.net/cmdasm/article/details/9961631Delphi gets the function of the path of the pro
The OCR verification code below is implemented using. NET, mainly using the Tesseract component.. NET version Tesseract:Http://www.pixel-technology.com/freeware/tessnet2/In addition, this usage is very simple. Note that you need to download the Language Pack. Here I recognize pure letters, so I use the English Language Pack. In addition, in order to improve the verification rate, you can also perform traini
The two angels started to use the webapi in mvc4 to build a shelf. They did not execute filter in any way during the last day or two.
As we all know, there are four time point functions in actionfilterattribute that can be reloaded. Why are these functions not involved?
After studying it over and over again, I finally figured it out from lunch till now.
Using system. Web. http. filters;
Note: When Using
As for why it was decided that the external stylesheet was linked with the link href instead of the style SRC, it was probably because the sages thought that the stylesheet was more consistent with the characteristics of the external link resource, which was closer to the attached resource than the embedded content. Consider alternate stylesheets, for example, to link only one set of style sheets at a time, rather than loading them all.He ShijunLinks: https://www.zhihu.com/question/19708137/answ
determine whether or not it has been successfully adjusted over time3. Use Pageshow and pagehide to assist the timer to make more detailed judgments4. It is surprising that alert may not be ejected in the timer! The DOM in the back is 5. Execute, but alert doesn't pop up, it might have something to do with the alert implementation.6. In the experiment I used two timers, because after switching back to the browser, sometimes timeout triggers before pagehide and pageshow7. Calculate the timer act
Do you know how to access the database through java? Here we will describe the steps for using Java to access the database through Servlet.
Procedure for using Servlet to access a database
1. Configure the Tomcat server
Prepare the Tomcat5.5 server and JDK1.6, and configure the environment variables CLASSPATH, Path, JAVA_HOME, and CATALINA_HOME.
2. Configure the data source
Configure the data source mydata
I have been using js to write self-built object-oriented methods. One problem is to define a method as follows:Copy codeThe Code is as follows:Function ListCommon2 (first, second, third){This. First = function (){Alert ("first do" + first );}}ListCommon2.do1 = function (first){// This. First ();Alert ("first do" + first );}ListCommon2.prototype. do2 = function (first){// This. First ();Alert ("first do" + first );} What is the difference between the t
Example of using python to calculate the number of adjacent data, and using python to calculate the number of adjacent data
Preface
This article describes how to use python to calculate the number of adjacent data and share it with you for your reference. I will not talk about it here. Let's take a look at the details:
What is an adjacent number?
For example, 5 is the number of adjacent numbers 4 and 6, and
Simple Guide for using PDB to debug Python programs, and a simple guide for using pdb to debug python
In Python, you can also debug programs like gcc/gdb, as long as you introduce the pdb module when running the Python Program (assuming the program to be debugged is named d. py ):Copy codeThe Code is as follows:$ Vi d. py#! /Usr/bin/python
Def main ():I, sum = 1, 0For I in xrange (100 ):Sum = sum + IPrint s
How to capture web page information using Python [1]: Capture web page information using python
We will take the information of two websites as an example to illustrate how python can capture static page information on the Internet. This section describes how to build a capture framework.
1. Create a configuration file to record the task information of the website to be crawled and name it config. json.
{
Write a MyORM -- Using Reflection, myorm -- Using Reflection
This article aims to better understand reflection.
ORM: Object Relational Mapping Object ing solves the problem of mismatch between object-oriented languages and Relational databases.
ORM is an idea. There are many technologies that implement this idea, such as Entity Framework in C #, NHibernate, and Hibernate in Java.
Create a console applicati
Send an Email using python, and send an email using python
Import smtplibfrom email. mime. text import MIMETextdef SendEmail (): email = "" # Set the recipient address mailto_list = [email] mail_host = "" # Set the server mail_user = "" # username mail_pass = "" # password msg = "" # Email content msssageg = MIMEText (msg, _ subtype = 'html', _ charset = 'gb2312') # create an instance, here, we set the mes
Rich text controls are used to display text in RTF format.Understanding Rich Text Editing forms1. is rich text editing form, at first glance like word, but the function is not powerful word. Specific features will not be introduced, with a word of the trust will be used.It's worth noting that after editing, be sure to click on the "OK" button, otherwise it will be naught.Report data displayRich text supports data that is consistent with text controls, including columns for data sources, report p
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