Zip 命令进阶 验证一个压缩包 Zip 命令进阶 zip 一共有10个压缩等级: 0 最低的等级, 只是打包而不做任何压缩 1 压缩率很低, 但是速度很快 6 默认压缩等级 9 最高等级的压缩!速度很慢, 但压缩率是最高的. 作者认为, 如果不是压缩一个很大的文件, 用最高等级是最好的选择. ( 不敢苟同啊… 我一直认为默认的是最优的...

Wget 下载器 1. 下载单一文件 2. 将下载的文件重命名 3. 下载限速 4. 继续下载 5. 后台下载 6. 指定下载的 User Agent 7. 测试目标文件 8. 设定重试次数 9. 批量下载(从文件导入下载链接) 10. 下载整个网站(爬爬爬) 11. 拒绝下载某种文件 12. 保存下载日志 13. 超过设定大小后自动...

VIM 基本入门(移动) 1. 行间移动 2. 屏幕间移动 3. 特殊移动 4. 单词间移动 5. 段落间移动 6. 搜索移动 7. 代码间移动 8. 从命令行中移动(command 模式) 扩展阅读 VIM 基本入门(移动) 为什么叫 基本入门 而不是 入门 呢? 因为我觉着我都还没入门… 这里作者主要说的是怎样移动你的光标,...

Hack 96. Sar Command Examples Sadc – System activity data collector Sa1 shell-script Sa2 shell-script Display CPU Statistics using Sar Command Display Disk IO Statistics using ...

Hack 95. lsof Command Examples View all open files of the system View open files by a specific user Hack 95. lsof Command Examples by Ramesh Lsof stands for ls open files...

Hack 70. Create a new user Add a new user – Basic method Add a new user with additional Parameter Verify that the user got added successfully. Change the user password. How to ...

Hack 65. Partition using fdisk Create a partition Verify that the partition got created successfully Hack 65. Partition using fdisk by Ramesh After you’ve installed brand...

Hack 47. Validate a zip archive Hack 47. Validate a zip archive by Ramesh Sometime you may want to validate a zip archive without extracting it. To test the validity of the...

Hack 23. Sort Command Examples Sort a text file in ascending order Sort a text file in descending order Sort a colon delimited text file on 2nd field (employee_id) Sort a tab de...

Hack 20. Join Command Examples Hack 20. Join Command Examples by Ramesh Join command combines lines from two files based on a common field. In the example below, we have ...