在D盘新建一个test.java文件 在文件里写如下代码: public class test { public static void main(String[] args) { String arch = System.getProperty("sun.arch.data.model"); System.out.println(arch+"-bit"); } } 在D盘打开命令窗口(按住shift键,右击鼠标点击在“此处打开命令装口”)运行test.ja
1.由于正在学习Laravel框架,服务器wamp,Composer已搭建完成,但在安装laravel installer之后使用laravel new blog,报错为"This package requires php ^7.1.3 but your PHP version (5.6.25) does not satisfy that requirement.", 而默认安装的wamp只有php5.6.25和7.0.10两个版本,所以需要加装php7.2.3 2. 下载php7.2
Action.c(5): Error: C interpreter run time error: /tmp/brr_TSBgR2/netdir/E/lrscript/aaa/Action.c (5): Error -- Unresolved symbol : web_reg_save_param_xpath. 解决方法:换成 web_reg_save_param_ex 函数后正常,看来是 linux 不支持 web_reg_save_param_xpath web_reg_save_param
RFKill Many computer systems contain radio transmitters, including Wi-Fi, Bluetooth, and 3G devices. These devices consume power, which is wasted when the device is not in use. RFKill is a subsystem in the Linux kernel that provides an interface thro