Juszeil Conception
2022-12-2 
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Total found 301 articles . 
If you get a MySQL error like: Host '' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' This most likely means your PHP / Java whatever program........
PHP APC加速器安裝與配置 APC全稱是Alternative PHP Cache,官方翻譯叫”可選PHP緩存”,它是PHP PECL中的一個擴展，好像是facebook在使用它，下面開始安裝（debian環境）： $wget http://pecl.php.net[bbcode_........
In Windows Server 2012, fine-grained password policy management is made much easier than Windows Server 2008/2008 R2. Windows Administrators not have to use ADSI Edit and configure complic........
In Windows Server 2012/ 2012 R2, you can convert Server Core to Server with a GUI or Server with a GUI to Server Core without reinstalling the entire operating system as in the previous ve........
Exchnage DAG health checking 程式指令旨在用來主動監視連續複寫和連續複寫管線、Active Manager 的可用性，以及基礎叢集服務、仲裁及網路元件的健全狀況和狀態。Test-ReplicationHealth Cmdlet 可以在本機或在遠端針對 DAG 中任何的信箱伺服器執行。***........
config system gre-tunnel edit "tunnelname" set interface "wan1" set local-gw 192.168.10.13 &........
設置max_connections 設置辦法是在my.cnf文件中，添加下面的最後紅色的一行： [mysqld] port=3306 #socket=MySQL skip-locking set-variable = key_buffer=16K set-variable = max_allowed_packet=1M set-variable = thread_s........
To check it please follow this step: Create a file in your web server (in Ubuntu it would be in /var/www folder), name it info.php Open that file and type this command: ........
尋晚將部PC upgrade 完firmware, 點知一BOOT機認唔返隻Bit Locker startup usb,最後要用RECOVERY KEY解密先入得返Windows, 再REGEN過隻startup usb key，又正常返，真係第一次見。........
攪左幾日HyperV 2012, Dymanic Disk轉Fixed Disk, 又抄SNAPSHORT，又唔夠位CLONE, 又死AD, CLSUTER又起唔到，REBOOT完又BOOT唔起部HyperV, 最後幾經辛苦，終於全部攪掂哂。真係要倒秋一口涼氣。 ........
In an Exchange Server 2013 organization where high availability is a requirement you need to consider both the Client Access and the Mailbox server roles. Although a Database Availability Group can p........
Exchange 2013, you can reset user password via the browser, also known as EAC. Let me introduce you the RBAC ! You heard of it, but have you ever use it? You should ! OK, let’s get started ! 1:&n........
電 腦 技 術 2015-1-27 8:49:49
Fix MySQL connection error – Host ” is blocked because of many connection errors
If you get a MySQL error like: Host '' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' This most likely means your PHP / Java whatever program........
電 腦 技 術 2015-1-26 23:24:21
How Do I Flush My DNS Cache?
If you are having problems on your PC, Laptop or Server getting to a website or another address then your support department may often ask if you have “flushed your DNS cache”. When you go to a websit........電 腦 技 術 2015-1-26 22:05:57
PHP - APC module Web Cache
PHP APC加速器安裝與配置 APC全稱是Alternative PHP Cache,官方翻譯叫”可選PHP緩存”,它是PHP PECL中的一個擴展，好像是facebook在使用它，下面開始安裝（debian環境）： $wget http://pecl.php.net[bbcode_........
電 腦 技 術 2015-1-26 19:20:37
Windows Server 2012 - Configuring Active Directory Recycle Bin
Active Directory Recycle Bin feature is a Long-Awaited to recover accidentally deleted Active Directory objects without restoring Active Directory data from backups, restarting Active Directory Domain........電 腦 技 術 2015-1-26 19:19:11
Windows Server 2012 - Creating a Fine –Grained Password Policy
In Windows Server 2012, fine-grained password policy management is made much easier than Windows Server 2008/2008 R2. Windows Administrators not have to use ADSI Edit and configure complic........
電 腦 技 術 2015-1-26 19:15:31
Windows Server 2012 - Converting from a Server Core to Server with GUI
In Windows Server 2012/ 2012 R2, you can convert Server Core to Server with a GUI or Server with a GUI to Server Core without reinstalling the entire operating system as in the previous ve........
電 腦 技 術 2015-1-24 15:48:50
Exchange 2013 - DAG Replication testing
Exchnage DAG health checking 程式指令旨在用來主動監視連續複寫和連續複寫管線、Active Manager 的可用性，以及基礎叢集服務、仲裁及網路元件的健全狀況和狀態。Test-ReplicationHealth Cmdlet 可以在本機或在遠端針對 DAG 中任何的信箱伺服器執行。***........
網 絡 技 術 2015-1-23 21:13:12
Fortigate - GRE tunnel configration
config system gre-tunnel edit "tunnelname" set interface "wan1" set local-gw 192.168.10.13 &........
生 活 國 度 2015-1-21 20:06:04
MySQL block host connection
近幾天發現網站其中一部伺服器出現500 Error，馬上查了下LOG, 出現"ERROR 1129: Host 'localhost' is blocked because of many connection errors."，這代表mysqld已經得到了大量(max_connect_errors)的主機'hostname'在中途被中斷了的........電 腦 技 術 2015-1-21 19:53:22
MySQL max_connections
設置max_connections 設置辦法是在my.cnf文件中，添加下面的最後紅色的一行： [mysqld] port=3306 #socket=MySQL skip-locking set-variable = key_buffer=16K set-variable = max_allowed_packet=1M set-variable = thread_s........
程 式 語 言 2015-1-18 22:34:47
PHP - Install CURL on linux platform
To check it please follow this step: Create a file in your web server (in Ubuntu it would be in /var/www folder), name it info.php Open that file and type this command: ........
電 腦 技 術 2015-1-18 18:02:32
Windows Server 2012 and Windows 8 install .NET 3.0
Windows 8 Dism /online /enable-feature /featurename:NetFx3 /All /Source:f:\sources\sxs /LimitAccess ........
生 活 國 度 2015-1-18 12:21:41
PC upgrade firmware - bit locker startup USB not working.
尋晚將部PC upgrade 完firmware, 點知一BOOT機認唔返隻Bit Locker startup usb,最後要用RECOVERY KEY解密先入得返Windows, 再REGEN過隻startup usb key，又正常返，真係第一次見。........
生 活 國 度 2015-1-16 2:33:18
Hyper-V 2012 幾經波折
攪左幾日HyperV 2012, Dymanic Disk轉Fixed Disk, 又抄SNAPSHORT，又唔夠位CLONE, 又死AD, CLSUTER又起唔到，REBOOT完又BOOT唔起部HyperV, 最後幾經辛苦，終於全部攪掂哂。真係要倒秋一口涼氣。 ........
電 腦 技 術 2015-1-14 23:44:31
Exchange 2013 - Client Access Server High Availability
In an Exchange Server 2013 organization where high availability is a requirement you need to consider both the Client Access and the Mailbox server roles. Although a Database Availability Group can p........
電 腦 技 術 2015-1-14 23:29:25
Exchange 2013 - Reset user password in ECP
Exchange 2013, you can reset user password via the browser, also known as EAC. Let me introduce you the RBAC ! You heard of it, but have you ever use it? You should ! OK, let’s get started ! 1:&n........
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