1000 petabytes

Take the first 1000 values of an array lt ;? Php $ fnvarloghaproxy. log.2; $ fpfopen ($ fn, r) ordie ( quot; fileopen $ fnfalse quot;); while ($ sfgets ($ fp) { nbsp; preg_match ([[d. :] +]. + [([obtain the first 1000 values of an array $ Fn = '/var/log/haproxy. log.2 '; $ Fp = fopen ($ fn, 'r') or die ("file open $ fn false "); While ($ s = fgets ($ fp )){ Preg_match ('/\ [\ d.:] + \]. + \ [([\ d

Install nagios3.5.1 under Ubuntu14.04, and this machine as server side,/etc/init.d/nagios3 start, after the Web interface suddenly see a red warning, shown as followsDISK critial-/run/user/1000/gvfs is not accessible:permission deniedThen went to a Naigos FAQ on the next, unexpectedly official said this is a bug, for bug#615848. The problem is that the fuse file system and permissions do not work, here is a quick fix.Because the default is self-test,

Algorithm written test surface Test _ Mall engage in activities, full 100 minus 30, full 200 minus 80, ask 1000 yuan the most can buy what money?Solution Ideas:1, first spend 1000 yuan, return (1000/200) *80 = 4002, spend 400 yuan, return (400/200) *80 = 160;3, borrow someone else 40 yuan, hand gather enough 200 yuan, return 80 yuan.4, also give others 40 yuan, h

1000 RMB for help [2nd rewards]! -- Linux Enterprise Application-Linux server application information. For details, refer to the following section. Hello! I am not familiar with linux because I have encountered CC connection attacks on linux servers. Windows systems can be downloaded to the software firewall for connection rate control, but linux systems There is no ready-made firewall software used for defense, so it costs

PHP calculates the code for all daffodils smaller than 1000. The number of daffodils is the number of n (3) digits, which is equal to the sum of the n power of each number. for example, 153 is a daffodils, 1531 + 5 + 3. write a program to solve all the daffodils less than 1000. the number of daffodils is the number of n (> = 3) digits, which is equal to the sum of the n power of each number. for example, 15

If you want to make a shipping function, you need to enter more than 1000 express waybill numbers at a time. please give me a thought and make a shipping function. you need to enter more than 1000 express waybill numbers at a time, please give me a big idea. I just want to add a list box (select the courier company) and an input box (enter the courier ticket number) for each record to be displayed. Question

When tables with more than 1000 rows are displayed on the webpage, how can this problem be solved? When a table with more than 1000 rows and more than 50 columns is displayed on a page, the page displays very slowly. that's why I want to display the information of all products on one page. is this the case because the webpage's table is too large? How can I solve this problem when I test SQL queries? ------

When tables with more than 1000 rows are displayed on the webpage, how can this problem be solved? When a table with more than 1000 rows and more than 50 columns is displayed on a page, the page displays very slowly. that's why I want to display the information of all products on one page. is this the case because the webpage's table is too large? When I test SQL queries, what pages are slow when more than

A file contains more than 1000 lines. I don't know if it is too embarrassing. a php file already contains more than 1000 lines. it has been more than a week. background Data analysis page... ------ solution ------------------ can be implemented, but it is good to divide the function into class files for management. ------ solution -------------------- reference: cited a file and wrote more than

Let's take a look at Grandpa Tudou's ox server. Alas, the technology is also so hypocritical ..Finally, I gave a few questions about his QQ group. "One PC Server Domino server, with 13000 concurrent users and 1000 concurrent users.24-hour boot, SQL, Domino, hundreds of thousands of independent IP traffic per day and dozens of GB FTP downloads" Csdn18 sub-sites also have more than 0.7 million of the traffic !! I asked how to implement the

values. There is also the factorial operation, because the algorithm is not refined, and the entire 1000! The calculation speed of the preceding values is very slow, My laptop with 1.86 clock speed is 1000! It takes about 10 s, so it is best not to calculate what is 10000! And so on, I am not responsible for the crash. I want to calculate it as 10000 in my test !, As a result, CPU 60% is computed for

In the previous lesson, students were assigned three homework questions, one of which was to calculate the number of shares less than 1000, which was described in the flowchart. I think about these three questions carefully based on my attitude towards being responsible to the students before this class, which is the most difficult. If you want to search for the Internet, there is no ready-made search. After more than half an hour of thinking, I final

In this paper, we describe the problem of C # algorithm design about 1000 bottles of water. Share to everyone for your reference. Specific as follows:The topics are as follows:Suppose there are n bottles of water (of course n>0 bar)An empty bottle that you can get after every bottle you drink.And every 3 empty bottles can change 1 bottles of water, drink and then get an empty bottle,How many bottles of water can I drink in total, and how many empty bo

This is actually yesterday August 29 activities, but the tribe is issued this morning, so the topic was written August 30, the current through mobile phone QQ scan code into the activity page, you can directly receive 1.88 yuan of financial money, buy 1000 yuan of current products direct deduction, Pay 998.12 yuan. Then direct redemption of the present can be. Long time no such activities have been encountered, the previous period, are regularly more

The number above one thousand can be formatted as 1 K. For example, 1320 is converted to 13200 K or to. This plug-in has not been found for a long time on the Internet, which of the following experts can tell me where to find the plug-in or what the plug-in name is? Thank you ~ The number above one thousand can be formatted as 1 kFor example, 1320 is converted to 1.3 kb.Or 13200 to 1.32 w Results: I have been searching for this plug-in online for a long time, and I have not found this plug-in. W

　　Mr. Wu, a trader of the Webitrader two-dollar option, shares with you how he bought an iphone 5 in one weeks with $1000.I only used 1000 yuan to buy a iPhone5, want to know how I do it? I am an IT programmer who needs to work 10 hours a day, so I have no way to invest money that takes too much time. But when a friend introduced me to the two-dollar option, I found that the investment that was simple and d

C language: 1000 bottles of water, one of which is toxic. Now there are 10 rats in total. How can we determine the toxic water?Q: 1000 bottles of water, one of which is toxic. A mouse will die one day after drinking poisonous water. Now there are 10 rats in total. How can I determine which bottle of water is poisonous? Analysis: 2 ^ 10 = 1024, you can consider using the binary solution: to

Tags: des style blog HTTP Io color AR for SP 1000. A-B ----- Http://soj.me/1000 Constraints Time Limit: 1 secs, memory limit: 32 MB Description Input A and B, output A-B Input Input two values, A and B. Output Output the result of A-B. Sample Input 2 1 Sample output 1 // Problem#: 1000// Submission#: 2424748// The source code is licensed unde

In fact, the original is said to be 10 mice, considering a number of bioethics, small Shigo it into 10 ants, but the ant is also life. In fact, not so serious, it is not really to do this thing.In particular, there are 1000 bottles of water, one of which is poisonous, the ants drink poisonous water after a week of death, now give you 10 ants, and a week's time, you have to find the poisonous bottle from the 1000