vault backup: 2026-01-23 17:06:40

2026-01-23 17:06:40 +08:00
parent bb68a0323d
commit ee4cf63930
2 changed files with 32 additions and 31 deletions
--- a/Collection/连~都忘记了的小知识.md
+++ b/Collection/连~都忘记了的小知识.md
@@ -0,0 +1,15 @@
+---
+tags:
+  - C语言
+  - Linux
+aliases:
+  - 小知识
+日期: 2026/1/23
+---
+- 字符转数字要 `-'0'`
+```c
+	char arr[10];
+	for(int i = 0;i < strlen(arr);i++)
+		num = num * 10 + arr[i] - '0';
+```
+- Linux重新加载配置文件