08-27-周三_17-09-29

Linux基础/Linux常用命令大全.md

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+# gzip/unzip
+```shell
+Usage: gzip [OPTION]... [FILE]...
+Compress or uncompress FILEs (by default, compress FILES in-place).
+
+Usage: unzip [-Z] [-opts[modifiers]] file[.zip] [list] [-x xlist] [-d exdir]
+  Default action is to extract files in list, except those in xlist, to exdir;
+  file[.zip] may be a wildcard.  -Z => ZipInfo mode ("unzip -Z" for usage).
+```
+
+**常用案例**
+```shell
+# 压缩后保留原文件
+gzip -k <filename>
+# 递归压缩目录内所有文件
+gzip -r <dir>
+# 压缩级别设置: -1（最快）到 -9（最高压缩比），默认 -6
+gzip -k -1 <filename>
+# 流式压缩（处理大文件）：边读边压缩
+cat <filename> | gzip > <filename>.gz
+
+# 解压到指定目录
+unzip file.zip -d /target/path
+# 列出压缩包内容
+unzip -l file.zip
+# 强制覆盖/保留已有文件
+unzip -o file.zip
+unzip -n file.zip
+```
+
+# tar
+```shell
+Usage: tar [OPTION...] [FILE]...
+GNU 'tar' saves many files together into a single tape or disk archive, and can
+restore individual files from the archive.
+```
+
+**常用案例**
+```shell
+# 打包目录 & 打包并压缩目录
+tar -cvf archive.tar /path/to/directory
+tar -zcvf <dir_name>.tar.gz <dir>
+# 解压普通归档 & gzip压缩包 & 指定目录
+tar -xvf archive.tar
+tar -xzvf backup.tar.gz
+tar -xzvf backup.tar.gz -C /target/path
+# 查看归档内容
+tar -tvf archive.tar
+tar -tzvf backup.tar.gz
+```
+
+# wget
+```shell
+Usage: wget [OPTION]... [URL]...
+```
+
+**常用案例**
+```shell
+# 下载单个文件并重命名保存
+wget -O custom_name.zip http://example.com/download.php?id=1080
+# 断点续传
+wget -c http://example.com/largefile.iso
+# 限速下载
+wget --limit-rate=500k http://example.com/data.tar.gz
+
+```
+
+# curl
+```shell
+Usage: curl [options...] <url>
+```
+
+**常用案例**
+```shell
+# 保存响应
+curl -o output.html http://example.com 
+curl -O http://example.com/file.zip
+# 调试与日志
+curl -v http://example.com
+curl -i http://example.com
+```