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problem of matching mailboxes in the first example above is resolved.The formula for regular A: R "\[email protected] (qq|163|126). com" is a matching capture group, so got [' QQ ', ' 163 ', ' 126 '] this list;The formula of regular B: R "\[email protected] (?: qq|163|126). com",?: Turns the capturing group into a non-capturing group, so that the formula can be matched from beginning to end, so the successful ['[email protected] ', '[email protected]', '[email protected]' This list of mailboxes

We used distcp on the CDH4 version of Hadoop to copy the data from the CDH5 version of Hadoop to Cdh4, which commands the following Hadoop Distcp-update-skipcrccheck hftp://cdh5:50070/xxxx hdfs://cdh4/xxx When the file is very general there is such an error, 2017-12-15 10:47:24,506 info execute. bulkloadhbase-caused By:java.io.IOException:Got EOF But currentpos = 2278825984 2017-12-15 10:47:24,506 info execute. Bulkloadhbase- at org.apache.hadoop.hd

Label:Today due to the replacement of the server, re-local backup of the database, trial run program error, as follows:MySQL Error: The user specified as a definer ([email protected]) does not existThis means that the definition of a database object (i.e. [email protected]) does not exist.The reason is that when the database is exported and restored, the definition of the view is still the original user,However, the local database does not have a corresponding user.Workaround: Copy the view stat

Failed to Load file or assembly "XXX" or one of its dependencies. Trying to load programs with incorrect format, loading xxxThe company changed the new machine and re-built the system. The system is still windows 2008 r2. the following error was encountered during program debugging: Failed to Load file or assembly "ImageMagickNet" or one of its dependencies. Trying to load a program with an incorrect format Solution: Method 1: I couldn't rememb

Email is unavailable. Server Response: 5.7.1 unable to replay for xxx@163.com Microsoft's "virtual SMTP Service" can be used to forward mail. That is to say, we can program the use of the virtual SMTP service to send mail, without directly binding to the mail SMTP server, or even bypassing the sender's user name and password verification. Generally, the default settings of the virtual SMTP service can send emails, but sometimes you may encounter mail

JavaScript, like index.asp?id=xxxname=xxx. How can I use JavaScript to get the value of ID's name? Method One: Method Two: This is done in the Ewebeditor online editor for you to refer to: var urlparams = new Array (); var aparams = document.location.search.substr (1). Split (' '); for (i=0 i var aparam = aparams.split (' = '); Urlparams[aparam[0]] = aparam[1]; } Gets the name parameter passed over name=urlparams["Name"]; Method Three:

selecting sorting is: first compare 62 and find that 6 is relatively large, so move 2 to index [0], then compare index [0] and index [2], we found that it was still 2 small, so we didn't move it. Then we compared index [0] and index [3] and found that 1 is small, so we moved 1 to index [0]... in this case, the final index [0] is the smallest number, and then the next comparison starts from index [1] and compares it with the number except index [0, place the smallest value in index [1]... In su

Java-based Bubble Sorting Algorithm and java-based Bubble Sorting Algorithm Algorithm Analysis and Improvement of Bubble Sorting The basic idea of exchanging sorting is to compare the keywords of the records to be sorted in pairs. If the order of the two records is the opposite, the two records are exchanged until there is no reverse order record.The basic concep

Sort: bubble sort vs Quick Sort, bubble sort In the process of development, we often encounter set sorting. In general, we use list. the OrderBy () method does not need to be concerned with the implementation of the algorithm. in the past few days, I am going to review the data structure and algorithms. First, let's take a look at the following sorting types: Exchange sorting: Includes

Another PHP bubble sorting algorithm, php bubble sorting algorithm. Another bubble sorting algorithm implemented by PHP is shared. the classic bubble sorting method of the php bubble sorting algorithm has always been one of the methods used by many programs, in other words,

Simple understanding of js Bubble sorting and js Bubble Sorting Concerning Sorting, no matter which language actually has its built-in sorting function, we can call it when we use it. In this case, why should we talk about this? I think, in fact, sorting is more about the ideological algorithms included in sorting, because algorithms are very important to computers, A good algorithm can make the efficiency

This article mainly introduced the PHP sorting algorithm bubble sort (Bubble sort) Implementation method, referring to the big data structure of the algorithm, combined with the case form more detailed analysis of the bubble sorting principle and related implementation skills, the need for friends can refer to the next In this paper, we describe the implementati

Javascript Bubble sorting summary and javascript bubble Summary Bubble Sorting example, two-way Bubble sorting and slightly improved visualization of two-way Bubble sorting. The code is very simple. I don't know if there are any unknown bugs.Please do not speak out

PHP bubble algorithm and php bubble Algorithm I found that many companies have a bubble algorithm question during interviews. Generally, programmers can write this basic algorithm, but today I read it online, I found that the bubble Algorithm in many articles is wrong. It is not a