Justin Hu

coding, programming

How to learn all programming languages once and for all?

updated 2021/08/29, 50% complete What programming languages should i learn? One of the most frequent question asked when people know that i was a software engineer for over five years in different fortune 500 companies is ‘I have alway been wanting to learn coding, but i don’t know what programming languages should i learn‘? My …

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2020加拿大学签申请DIY canada study permit diy

2020加拿大学签申请DIY

本人在2020 年初收到加拿大学校的offer, 正憧憬着精彩的留学生活的时候,新冠疫情来了。 国家之间的边境都closed 了. 留学生不得不在国内上网课,所以很多留学生都戏称上的是 Zoom University。 我也一样,几乎前2个学期都是国内上的网课, 直到第二个学期末才move to Toronto。 第二个学期结束之后终于有时间来记录下我DIY 加拿大学签申请的经历。

mac, freelancer, macintosh

家庭路由器101: 轻松组建全屋WIFI

WIFI 和路由器这个问题看起来很简单, 但实际了解之后,发现内容很多, 特别是你想要一个全屋WIFI 的时候。所以楼主特意研究了下目前主流的全屋WI-FI方案: 无线桥接,Mesh组网, AC+AP 组网。本篇文章就当个记录。

firefox chrome internet explorer

2 easy ways to open websites that require IE on a Mac

open websites that require IE on a Mac Despite the popularity of Chrome and Safari, there are still some websites reqiure Internet Explorer(IE). So you may need to open some IE only websites with your Mac. Here are two ways to open those IE only websites on your Mac. Approach 1: Safari Develop Option Open …

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search google bing baidu yahoo

Python: simulating search and click in Google and Baidu easily

TheHuPost newsletter is now available, welcome to subscribe to the newsletter. If you are interested in C++, Java, Javascript, Python, you can check here. You can also ask me question in the forum section. Python: simulating search and click in Google and Baidu easily First, I’d like to emphasize that this article ‘Python: simulating search …

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linux os

Linux中的权限表示:字母表示和数字表示

Linux中的权限表示:字母表示和数字表示:linux 使用9位字母来表示权限,当使用命令ls 时会显示目录或者文件的权限。r 代表读权限,w 代表写权限,x 代表执行权限。前3位表示用户(文件所有者) 的权限,中间3位表示Group 用户的权限,最后3位表示Other 用户的权限。

linux os

linux的tmpfs和/dev/shm介绍

linux的tmpfs和/dev/shm介绍:
tmpfs是Linux/Unix系统上的一种基于内存的文件系统。tmpfs可以使用您的内存或swap分区来存储文件。由此可见,tmpfs主要存储暂存的文件。它有如下2个优势:动态文件系统, 电般的速度