国内从 Docker Hub 拉取镜像有时会遇到困难,此时可以配置镜像加速器。
Dockerized 实践 https://github.com/y0ngb1n/dockerized
国内从 Docker Hub 拉取镜像有时会遇到困难,此时可以配置镜像加速器。
Dockerized 实践 https://github.com/y0ngb1n/dockerized
| 根据Unicode5.0整理如下: | |
| 1)标准CJK文字 | |
| http://www.unicode.org/Public/UNIDATA/Unihan.html | |
| 2)全角ASCII、全角中英文标点、半宽片假名、半宽平假名、半宽韩文字母:FF00-FFEF | |
| http://www.unicode.org/charts/PDF/UFF00.pdf | |
| 3)CJK部首补充:2E80-2EFF | |
| http://www.unicode.org/charts/PDF/U2E80.pdf |
| 阿爸 a1'ba4 18137 | |
| 阿昌族 a1'chang1'zu2 50849 | |
| 阿斗 a1'dou3 42632 | |
| 阿飞 a1'fei1 48603 | |
| 阿富汗 a1'fu4'han4 3461 | |
| 阿訇 a1'hong1 34432 | |
| 阿拉伯数字 a1'la1'bo2'shu4'zi4 35937 | |
| 阿拉伯语 a1'la1'bo2'yu3 30476 | |
| 阿妈 a1'ma1 16220 |
| Latency Comparison Numbers (~2012) | |
| ---------------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |