完结小说排行榜,好看的小说君子以泽

在CentOS操作系統(tǒng)下，可以通過以下三種方法來安裝配置JDK： 1. 使用YUM軟件包管理器安裝JDK： - 打開終端，運行以下命令來查找可用的JDK軟件包：`yum search java | grep jdk` - 根據(jù)搜索結果選擇要安裝的JDK版本，運行以下命令安裝：`sudo yum install -y ` - 安裝完成后，可以通過運行`java -version`和`javac -version`命令來驗證JDK安裝成功。 2. 手動下載并安裝JDK： - 打開終端，使用`wget`命令下載JDK安裝包。例如，可以從Oracle官網(wǎng)下載JDK安裝包：`wget https://download.oracle.com/java/{jdk-version}/{jdk-package.tar.gz}` - 解壓下載的安裝包：`tar -xzf ` - 將解壓后的文件夾移動到適當?shù)奈恢?，例如`/usr/local`目錄：`sudo mv /usr/local/` - 配置環(huán)境變量，打開`/etc/profile`文件并在文件末尾添加以下內(nèi)容： ``` export JAVA_HOME=/usr/local/ export PATH=$PATH:$JAVA_HOME/bin ``` - 保存文件并運行`source /etc/profile`命令使其生效。 - 使用`java -version`和`javac -version`命令來驗證JDK安裝成功。 3. 使用OpenJDK安裝JDK： - 打開終端，運行以下命令來安裝OpenJDK：`sudo yum install -y java-1.8.0-openjdk-devel` - 安裝完成后，可以通過運行`java -version`和`javac -version`命令來驗證JDK安裝成功。無論使用哪種方法安裝，一旦安裝成功，就可以開始使用JDK進行Java開發(fā)了。

Public @ 2023-07-23 03:50:38

Windows2003中不允許的父路徑問題

威海服務器/VPS 威海IIS
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Windows2003中的父路徑問題指的是在IIS中設置虛擬目錄時，如果父路徑被禁用，則無法在虛擬目錄中使用“..”操作訪問父目錄。這個問題的原因是為了保護服務器的安全性，防止通過虛擬目錄訪問服務器上的隱私文件。如果啟用父路徑，則可能會暴露服務器上的敏感信息。解決方案是在IIS管理器中打開“默認網(wǎng)站”屬性，在“主目錄”選項卡中勾選“啟用父路徑”選項，并在“應用”按鈕上單擊“確定”按鈕以保存

Public @ 2023-04-24 11:50:13

服務器中病毒/木馬解決方案

1、修改系統(tǒng)管理員賬戶的密碼，建議密碼長度不小于8位并且使用大寫字母/小寫字母/數(shù)字/特殊字符組合。2、修改遠程登錄端口，開啟防火墻限制允許登錄的 IP 地址，防火墻只開放特定的服務端口。建議對 FTP，數(shù)據(jù)庫等這些不需要對所有用戶開放的服務進行源IP訪問控制。3、檢查是否有開放了未授權的端口，如果有，關閉未授權的端口。Windows 操作系統(tǒng)在 CMD 命令行輸入 netstat /ano 檢查

Public @ 2010-01-10 15:37:16

CentOS操作系統(tǒng)下安裝配置JDK的三種方法

威海服務器/VPS 威海CentOS
2701

本教程以Centos6.7 64位為例方法一：手動解壓JDK的壓縮包，然后設置環(huán)境變量1.在/usr/目錄下創(chuàng)建java目錄圖片55.png2.下載jdk,然后解壓圖片56.png圖片57.png圖片58.png3.設置環(huán)境變量圖片59.png在profile中添加如下內(nèi)容：圖片61.png讓修改立即生效：圖片62.png4.驗證JDK有效性圖片63.png方法二:用yum安裝JDK1.查看yum

Public @ 2014-08-16 15:47:40

彈性云centos安裝圖形界面

威海服務器/VPS 威海CentOS
2439

通過ssh登陸服務器運行以下命令yum -y groupinstall "Desktop"yum -y groupinstall "X Window System"yum -y groupinstall "Chinese Support"#圖形管理工具yum -y groupinstall "Graphical Administ

Public @ 2011-04-25 15:47:42

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[ DB ] CONNECT:[ UseTime:0.021669s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015491s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9793 LIMIT 1 [ RunTime:0.014621s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.014860s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.014902s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.015076s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9793 LIMIT 1 [ RunTime:0.014501s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+1 where id=9793 [ RunTime:0.015657s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海服務器/VPS' AND `status` <> -1 LIMIT 1 [ RunTime:0.021810s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海服務器/VPS' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034252s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海CentOS' AND `status` <> -1 LIMIT 1 [ RunTime:0.021302s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海CentOS' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039479s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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CentOS操作系統(tǒng)下安裝配置JDK的三種方法

Windows2003中不允許的父路徑問題

服務器中病毒/木馬解決方案

CentOS操作系統(tǒng)下安裝配置JDK的三種方法

彈性云centos安裝圖形界面

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