Google近日更新了旗下的网站管理员工具( Webmaster Tools)，在首页增加了一个名为“站点健康”(Site Health)选项，帮助管理员快速地发现网站中存在的问题。Google表示，推出这一功能是为了便于站长查看所管理网站中存在的问题，并针对性地加以改进。“站点健康”选项将把存在“健康问题”的网站优先列在站点列表的前排，并标注网站存在的问题。下面是Google网站管理员工具官方博客贴出的截图。将网站排序从字幕排序切换到站点健康排序后，管理员就可以看到上图的结果。点击站点前面的感叹号标志或”检查站点健康”(Check site health)将会显示具体的问题，包...阅读全文

NetFirms是大家非常熟悉的加拿大域名注册商和主机商，尤其是他们家的域名长年提供4.95美元的优惠价而深受朋友们欢迎。其实，他们家的主机也非常不错。这次更是推出了1.95美元/月的限时促销。　　他们家的主机基本参数请详见...阅读全文

2.95刀。just295.com这是完全超值的，对我来说。4个CPU是英特尔（R）酷睿（TM）酷睿i7 – 2600 [email protected]​​GHz 4和8MB缓存。而且是国内访问优秀的西海岸。支持paypal、信用卡等付款！
  • 3ghz CPU *
  • 5gb 磁盘空间
  • 256mb  RA
  • 1TB的流量
  • OpenVZ/SolusV
  • Las Vegas （西海岸
购买地址2.95刀超值VPS下面是评测BYTE UNIX Benchmarks (Version 5.1.3)System: unixbeard: GNU/LinuxOS: GNU/Linux — 2.6.18-238.9.1.el5.028stab089.1 — #1 SMP Thu Apr 14 14:06:01 MSD 2011Machine: i686 (unknown)Language: en_US.utf8 (charmap=”UTF-8″, collate=”UTF-8″)CPU 0: Intel(R) Core(TM) i7-2600 CPU @ 3.40GHz (6788.2 bogomips)Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualizationCPU 1: Intel(R) Core(TM) i7-2600 CPU @ 3.40GHz (6787.8 bogomips)Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualizationCPU 2: Intel(R) Core(TM) i7-2600 CPU @ 3.40GHz (6787.8 bogomips)Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualizationCPU 3: Intel(R) Core(TM) i7-2600 CPU @ 3.40GHz (6787.8 bogomips)Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization02:03:11 up 10 days, 22:49, 1 user, load average: 0.10, 0.03, 0.01; runlevel 2————————————————————————Benchmark Run: Sat Aug 13 2011 02:03:11 – 02:31:374 CPUs in system; running 1 parallel copy of testsDhrystone 2 using register variables 25091467.7 lps (10.0 s, 7 samples)Double-Precision Whetstone 3300.1 MWIPS (10.0 s, 7 samples)Execl Throughput 5680.6 lps (29.7 s, 2 samples)File Copy 1024 bufsize 2000 maxblocks 662737.6 KBps (30.0 s, 2 samples)File Copy 256 bufsize 500 maxblocks 187079.6 KBps (30.0 s, 2 samples)File Copy 4096 bufsize 8000 maxblocks 1632389.3 KBps (30.0 s, 2 samples)Pipe Throughput 1161824.8 lps (10.0 s, 7 samples)Pipe-based Context Switching 296105.0 lps (10.0 s, 7 samples)Process Creation 16919.0 lps (30.0 s, 2 samples)Shell Scripts (1 concurrent) 7831.9 lpm (60.0 s, 2 samples)Shell Scripts (8 concurrent) 2456.0 lpm (60.0 s, 2 samples)System Call Overhead 858002.6 lps (10.0 s, 7 samples)System Benchmarks Index Values BASELINE RESULT INDEXDhrystone 2 using register variables 116700.0 25091467.7 2150.1Double-Precision Whetstone 55.0 3300.1 600.0Execl Throughput 43.0 5680.6 1321.1File Copy 1024 bufsize 2000 maxblocks 3960.0 662737.6 1673.6File Copy 256 bufsize 500 maxblocks 1655.0 187079.6 1130.4File Copy 4096 bufsize 8000 maxblocks 5800.0 1632389.3 2814.5Pipe Throughput 12440.0 1161824.8 933.9Pipe-based Context Switching 4000.0 296105.0 740.3Process Creation 126.0 16919.0 1342.8Shell Scripts (1 concurrent) 42.4 7831.9 1847.1Shell Scripts (8 concurrent) 6.0 2456.0 4093.3System Call Overhead 15000.0 858002.6 572.0========System Benchmarks Index Score 1349.3————————————————————————Benchmark Run: Sat Aug 13 2011 02:31:37 – 03:00:064 CPUs in system; running 4 parallel copies of testsDhrystone 2 using register variables 79307613.1 lps (10.0 s, 7 samples)Double-Precision Whetstone 12637.1 MWIPS (10.1 s, 7 samples)Execl Throughput 17634.9 lps (29.9 s, 2 samples)File Copy 1024 bufsize 2000 maxblocks 645891.2 KBps (30.0 s, 2 samples)File Copy 256 bufsize 500 maxblocks 183331.2 KBps (30.0 s, 2 samples)File Copy 4096 bufsize 8000 maxblocks 1641943.4 KBps (30.0 s, 2 samples)Pipe Throughput 3875905.2 lps (10.0 s, 7 samples)Pipe-based Context Switching 1222885.6 lps (10.0 s, 7 samples)Process Creation 53673.4 lps (30.0 s, 2 samples)Shell Scripts (1 concurrent) 24557.7 lpm (60.0 s, 2 samples)Shell Scripts (8 concurrent) 3185.9 lpm (60.1 s, 2 samples)System Call Overhead 3030744.7 lps (10.0 s, 7 samples)System Benchmarks Index Values BASELINE RESULT INDEXDhrystone 2 using register variables 116700.0 79307613.1 6795.9Double-Precision Whetstone 55.0 12637.1 2297.7Execl Throughput 43.0 17634.9 4101.1File Copy 1024 bufsize 2000 maxblocks 3960.0 645891.2 1631.0File Copy 256 bufsize 500 maxblocks 1655.0 183331.2 1107.7File Copy 4096 bufsize 8000 maxblocks 5800.0 1641943.4 2830.9Pipe Throughput 12440.0 3875905.2 3115.7Pipe-based Context Switching 4000.0 1222885.6 3057.2Process Creation 126.0 53673.4 4259.8Shell Scripts (1 concurrent) 42.4 24557.7 5791.9Shell Scripts (8 concurrent) 6.0 3185.9 5309.9System Call Overhead 15000.0 3030744.7 2020.5========System Benchmarks Index S...阅读全文

越來越多人開始透過免費空間來分享或傳送檔案，雖然選項很多，但可能不是每個人都喜歡下載要等待時間、輸入驗證碼或充斥許多廣告的免空，尤其當要分享幾個檔案給好友時就會希望自己有個私人的小型檔案空間。72dp...阅读全文

关于一个链接的寿命有多长有很多种说法，过去的研究给出的答案是如果一个普通人分享的链接通常只有几个小时寿命。也就是说如果在几个小时之内没人去点击，那就基本确定以及肯定地不太可能再有人去点了。分享链接的寿...阅读全文