openvpn problem

, etc., these passwords once leaked, it is not a simple small problem, Serious will endanger the survival of the enterprise, so solve the weak password problem is the cornerstone of enterprise development.According to friends in the circle, they adopted a ckey das two-Factor dynamic authentication system to solve their internal information security management problems, their application scenario for

, etc., these passwords once leaked, it is not a simple small problem, Serious will endanger the survival of the enterprise, so solve the weak password problem is the cornerstone of enterprise development.According to friends in the circle, they adopted a set of Ckey das Two-Factor dynamic authentication system, the ultimate realization of login user name and password, but also need to enter a dynamic passw

0-1 backpack problem: A thief in the theft of a shop, found that there are n items, the value of the article I item VI, heavy WI-lb, where VI and WI are integers. He hopes to take away the goods the more valuable the better, but his backpack can only be loaded W-pounds of Things, W is an integer. What kind of things should I take? This problem is called the 0-1 backpack, because each item or is taken away,

Note: The problem has been solved. For details, refer to the solution to the "one time in a hundred years" strange problem. One is Microsoft's IE, and the other is Microsoft's. NET Framework 4.5. This is a strange problem that reminds people of a verse: "This is the same root, it is too urgent to get started ". Let's take a look at this strange

Starting today, we are going to write a series about the important and complicated problems in graph theory, such as graph matching, maximum flow, linear programming, and so on, by the way, the famous Hungarian algorithm for solving the maximum matching problem of graphs. It is a summary of the study of the previous period of time. Ps: I think very water, a lot of forgive me. (partial changes to the content, the original use Word edit formula here can

Advertising Product Technology department has a job always stuck on a reduce, running for several hours also run, after their initial troubleshooting to find the cause of the problem, e-mail let me help to see, I looked at this streaming job is implemented in Python, and listen to their description, March before 17 The job is no problem, here are some possible problems:1.

Research on SSI problem in Nginx and Nginxssi problem Recently feel very cool, this project team did not have a special PHP, I was the first to come in to do PHP (and of course, front end), haha, I will design and modify the appropriate PHP framework for our business, haha, the feeling will learn a lot of things look, a few days ago in the group 20 of several predecessors speak PHP framework, And Daniel to

Note: The problem has been solved. For details, refer to the solution to the "one time in a hundred years" strange problem. Cause After one day of fighting yesterday, I finally found the cause of the strange problem before dinner. (For details about the problem, see the previous blog post: a rare

in the video tutorial on the request for certification after successful jump page of the problem is a stroke, but I think it is necessary to write a separate article to narrate. I used SSH to integrate Shiro, after the development of the verification process, after each login Shiro will jump to an unknown JS, but the focus is my last visit address is:Edithttp://localhost:8080/shiro_05/user/login.actionAfter authentication should jump to the address of

SQL Server database synchronization question sharing [unfinished, To be continued] (1) SQL Server database synchronization problem sharing (2) --- operation steps [unfinished, To be continued] (1)ModifyFTPConnection During data synchronization, the publisher needs to generate a data snapshot and save it in a local folder. Of course there is no problem with this, but the subscription server needs to

These days are still building nginx, and to be on the basis of Nginx configuration naxsi (WAF firewall) and make it effective, but the attendant problems will also have a lot, perhaps because I am a novice, so encountered more problems, puzzled problems also need a lot, I don't know yet. You feel a little sorry for not concentrating on these issues while learning Linux. Well, let me take a look at some of the problem solving and a little summary I hav

This paper introduces 3 methods of mobile end adaptation, as well as the solution to the problem of image blur and 1px thin line. Of course, prior to this, we sorted out the knowledge related to these methods: physical pixels, device-independent pixels, devices like silverhalide and viewport.>>>> physical pixels, device independent pixels, and device pixel ratioIn CSS we generally use PX as the unit, it should be noted that the CSS style inside the PX

The last two days to do the project is always confused problem, this is not just the MySQL Chinese garbled problem solved, the following small set my solution to share to everyone for your reference, but also convenient for their own inspection. First of all: With show variables like "%colla%"; "Varables" and "%char%"; these two commands view the database and server-side character set settings If the vie

Use of virtual host (space) webmaster Friends, may encounter the site is often hung black chain, Trojans and other situations, but this is a program or space (server) problem? This question is really tangled, if you ask the space trader, they will say is the procedure question, then you look for the program developer, they must say is the space problem. To judge from the technical point of view: 1, Webm

Tags: blog http ar os using SP Java data onToday around 10 o'clock in the morning, boss told us that the production environment a customer in a function of the input information, the loading data is very slow situation, because the serious impact on customer use, let us hurriedly verify the reason, the leader and I based on the leadership provided by the user login system, to find the problem of the function, Select buyer and bank information after th

English Original: The best debugging Story I ' ve ever HeardThat was the beginning of the 80 's, when my father worked for a storage device company, which no longer exists, it produces tape drives and a pneumatic system that drives these tapes at high speeds-a product of that era.(used under license from Laughing Squid. The original image can be found here. )They retrofit the tape drive so that you can have only one central drive-the "A" disk-connected to several "B" disks, which resides in a sm

Travelling salesman ProblemThe problem of traveling salesman, that is, TSP (travelling salesman problem), is one of the famous problems in the field of mathematics. Suppose there is a travel merchant to visit N cities, he must choose the path to go, the limit of the path is that each city can only visit once, and finally return to the original city of departure. The path selection target is the minimum requ

This problem is more annoying, mainly because of the use of laser push function, and then packaged files released apk when there is a problem, resulting in the following a lot of errors, but we do not worry, there is a solution.[2013-11-28 13:17:19-sjh_android] Proguard returned with error code 1. See console[2013-11-28 13:17:19-sjh_android] Note:there were 426 duplicate class definitions.[2013-11-28 13:17:

Joseph Problem (detailed solution) and Joseph Problem SolutionPreface I learned the queue these days, so I tried Joseph Problem, And then I failed to get through it. Finally, after dialing, I passed. I am deeply impressed with the use of queues. We recommend that you try to solve this problem if the queue trainer is w

First look at a programming question: the string "I am Chinese man a better man" in reverse order to become "man better a man Chinese am I". Public class reversestring { publicstaticvoid main (String args[]) { = "I am a" Chinese man a better Man "; = Message.split (""); for (int i = array.length-1;i >= 0; i--) { System.out.print (Array[i]+ "");}}} steps and errors for problem resolution:1. Resolve the