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Sometimes, we need the data in Excel, through a picture, visualize the display. So what should be done at this time? Now Jiehuaxianfo, take an example from Apache poi to give you a demonstration of how the POI API is drawing. The following is a final. Then we will explain the function and meaning of each piece of code separately.Code as follows,Import Java.io.fileoutputstream;import Org.apache.poi.ss.usermodel.*;import Org.apache.poi.ss.util.*;import

Based on the previous articles Apache hook mechanism resolution (I)-Implementation of hook mechanism and Apache hook mechanism resolution (medium)-detail discussion, we have learned a lot about the Apache hook mechanism. The following Code demonstrates how to declare, define, and use a Log Hook. It is compiled and tested on vc6.0, you need to use the APR Library

Virtual Host on Apache (Virtual Host created on Apache), virtualapache 0. Introduction Usually, we want to build two or more websites on a web server, but we have only one IP and do not want to use ports (eg. www.abc.com: 8081) to visit webpages. So, how to make www.a.com and www. B .com both point to server X. X? 1. Environment Ubuntu 14.04x64 Bitnami LAMP Stack 5.4.40 2. Steps 2.0. Configure "A" records o

There may be only one IP outlet, but there are multiple projects, then you need to set up a virtual host based on the port number. Step 1: Check whether the httpd-vhosts.conf is enabled Apache/CONF/httpd. conf file # Virtual hostsInclude conf/extra/httpd-vhosts.conf If it is not enabled, it must be in httpd. CONF file; if enabled, you can set in Apache/CONF/extra/httpd-vhosts.conf file, of course, you can a

I recently started to learn PHP, but after installing PHP 5 and Apache 2.2, the service cannot survive. No way, I can only view error. log, and the online back and forth to find the cause, but fortunately the problem was solved one by one, but the last problem was paid I have been using it for a long time, so it is necessary to share it for your reference. The last question is (the error. Log prompt): logs/httpd. PID overwritten -- unclean shutdow

Sometimes, we need the data in Excel, through a picture, visualize the display. So what should be done at this time? Now Jiehuaxianfo, take an example from Apache poi to give you a demonstration of how the POI API is drawing. The following is a final. Then we will explain the function and meaning of each piece of code separately.Code as follows,[Java]View PlainCopy Import Java.io.FileOutputStream; Import org.apache.poi.ss.usermodel.*; Import o

Apache POI is an open source Java project that reads and writes Microsoft OLE2 component documents such as Excel, Word, and so on. Currently the POI has a ruby version.Structure: HSSF-provides the ability to read and write Microsoft Excel xls format files. XSSF-provides the ability to read and write Microsoft Excel OOXML xlsx format files. HWPF-provides the ability to read and write Microsoft Word DOC97 format files. XWPF-provides the a

The best way to develop Apache camel applications is TDD, because each component of camel is independent and testable.There are a lot of good test frameworks now, and the BDD (behavioral test Drive) with groovy Spock framework is relatively good and useful.First, we start with the simplest processor.Write Test Cases First:Package Com.github.eric.camelImport Org.apache.camel.ExchangeImport Org.apache.camel.impl.DefaultCamelContextImport Org.apache.came

Apache user authentication1. Edit the file[Email protected] ~]# vi/usr/local/apache2.4/conf/extra/httpd-vhosts.conf#打开网页时, let you enter the Apache authenticated username, passwordDocumentRoot "/data/wwwroot/111.com"ServerName 111.comServeralias www.111.com www.example.com#指定认证的目录AllowOverride authconfig#该行相当于打开用户认证的开关AuthName "111.com User auth"#自定义认证的名字AuthType Basic#认证类型, generally basicauthuserfile/data

Create a virtual directoryOpen apache->conf->httpd.confPaste at the bottomNamevirtualhost 127.0.0.1 DocumentRoot "website Absolute directory" If you build multiple, configure directly ServerName xxx DocumentRoot "XXX" After the configuration is complete, parse it in the host file.You can res

Prevent them from cracking, let them disguise themselves, and let them think about it slowly! 1. Hide the php version number Hiding method: Add the following code to vimphp. ini: expose_php = Off 2. Hide the nginx version number Hiding method: vimnginx. conf is added to http. sever_tokens= Off 3. Hide the apache version Hiding method: Add the following code to vim httpd. ini: ServerTokens = ProductOnly ServerSignature = Off To modify eac

How to integrate Apache Pig with Apache Lucene Before the beginning of this article, let's simply review Pig's history: 1. What is Pig? Pig was originally a Hadoop-based parallel processing architecture of Yahoo. Later, Yahoo donated Pig to a project of Apache (an open-source software Organization), which is maintained by Apa