Update shell.md

lhtin · Jan 23, 2024 · 5a1a9f9 · 5a1a9f9
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diff --git a/tools/shell.md b/tools/shell.md
@@ -33,3 +33,9 @@
   # 输出mem_heap_B最大值
   grep mem_heap_B massif.out | sed -e 's/mem_heap_B=\(.*\)/\1/' | sort -g | tail -n 1
   ```
+- 将diff和patch转成更容易看的html网页：`diff2html --input file --style side --file a.html --  a.diff`
+  - 安装：`npm install diff2html-cli`
+  - 官网：https://diff2html.xyz/
+- 非root权限安装yum包
+  - 下载yum包：`yumdownloader package`
+  - 解压（文件放在当前目录的usr目录下面）：`rpm2cpio package | cpio -idmv`