来自FlashHu大佬的配置

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(global-set-key [f9] 'compile-file)
;;一键编译(弄Devcpp留下来的习惯)
(global-set-key (kbd "C-a") 'mark-whole-buffer)
;;全选(Like Windows)
(global-set-key (kbd "C-z") 'undo)
;;一键撤销(Like Windows)
(global-set-key (kbd "RET") 'newline-and-indent)
;;换行时自动缩进
(defun compile-file()(interactive)
(compile(format "g++ -o %s %s -lm -Wall"
(file-name-sans-extension(buffer-name))(buffer-name))))
;;编译指令(真TM难记)
(cua-mode t)
;;Windows的剪切复制粘贴键
(show-paren-mode t)
(global-linum-mode t)
;;括号匹配,显示行号
(setq kill-ring-max 200)
;;撤销的缓存开大点
(setq default-cursor-type 'bar)
;;把光标变成条,一块真的看不爽(用VIM的Dalao请无视)
(setq default-tab-width 4)
;;默认tab宽度
(setq c-default-style "awk")
;;缩进风格
(set-background-color "gray15")
(set-foreground-color "gray")
;;背景颜色(白的太亮了)前景颜色也要跟着改
(set-frame-parameter (selected-frame) 'alpha (list 85 50))
;;透明度(一边敲代码一边看题还是舒服多了)

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