Ubuntu Lesson 11 - Run .sh 到底是在那個shell內？

假設要執行一個shell script "run.sh"，以下指令有何不同？

1. ./run.sh
2. . run.sh
3. source run.sh

Ubuntu Lesson 10 - Set DNS

最近單位提供的DNS常常反應超慢，影響網路使用，明明所在TANET區網流量就很小，大概網管人員 ...。

Ubuntu Lesson 09 - 登入後立即檢查套件和軟體更新

每次要更新軟體套件都需要用滑鼠：更新管理員 / 安裝更新套件。用Linux就應該指令化、自動化。

Ubuntu Programming Lesson 03 - Install Apache and PHP

It's easy to install web programming environment in your Ubuntu.

Make Ubuntu become a Web Server is easy!

sudo apt-get install apache2 # Apache Web Server

Ubuntu Shell Script 00 - Introduction

Shell script的 "shell" 指的就是「文字界面命令列工具」，如同DOS或Windows的CMD.exe，在Ubuntu使用的shell是BASH，可以由terminal下ps指令得知。

ps - check running processes in the current shell terminal

Ubuntu Lesson 08 - 善用四個工作區與常用快速鍵

Ubuntu大方給了桌面四個工作區，善用此功能可以提升工作效率。我就分四個：閱讀區、指令區、程式區、娛樂區（左上、右上、左下、右下）

Ubuntu Lesson 07 - Install Software Apps with apt-get

用Windows系統安裝常用軟體的習慣是：所有軟體複製到某一目錄或DVD，安裝好新系統時，就到此目錄一個個軟體安裝。自從iOS開始，大家應該已經習慣安裝軟體由雲端來裝吧！只要用同一帳號，不管是Apple Store, Google Play or Windows Market，就可以一次安裝全部。但是要如何安裝常用軟體到新的Ubuntu系統呢？

安裝UBUNTU於VAIO PRO 13 UEFI問題延伸

2013新買的SONY VAIO PRO 13 Win8觸控筆電很好用，之前用舊的NB以windows installer (wubi.exe) 安裝Ubuntu 12.04 LTS都沒問題很好用，想說新年沒事，把VAIO也改成雙系統開機吧！沒想到發生災情 ...

http://store.sony.com.tw/is-bin/INTERSHOP.enfinity/WFS/Sony-SonyStyle-Site/zh_TW/-/TWD/ViewProductDetail-Start?productSKU=SVP13218PW

Ubuntu Lesson 05 - Set VPN Network

How to setup VPN network in Ubuntu, it's really easy. After setup, following commands can be used to activate/deactivate VPN connection:

nmcli con up id Test #up VPN connection of id=Test (i.e. name=Test)
nmcli con down id Test

Ubuntu Lesson 04 - Mount Win8 Disk and Share Folder in Ubuntu

Install Ubuntu 12.04 LTS based on on windows installer, you got only 30 GB storage as the system disk at most. But how can I access the original Win8 Disk (C: D: ...)? Can I access Windows Share Folders from Ubuntu?

Ubuntu Programming Lesson 00 - Install Qt SDK (ver 5.2)

Create amazing apps: Qt, QML and HTML5 are official programming languages for developing Ubuntu Apps, including mobile Apps on Ubuntu smartphone. Let's start from installing Qt SDK 5.2.

Complete the installation of Qt SDK

Ubuntu Lesson 03 - Add Swap space

The initial swap space of my Ubuntu is only 256 MB (with 4 GB RAM) so that the system frequently halts for tens seconds. To increase the size of virtual RAM for system performance and stability, you should increase your SWAP space.

The Swap size if 256.0 MB, checked after reboot.

Ubuntu Lesson 02 - Set Your Ubuntu Environment

Ubuntu有很完整的官方說明文件：Ubuntu 桌面版手冊。要自學不成問題，以下摘要介紹環境設定心得，讓想學的人可以此懶人包速成。

Ubuntu玩樂篇 - DVD Player

用Ubuntu玩樂也很「自由」。前一陣子用Win8要看DVD就裝了POWER DVD PLAYER，但很快就過期了。有些DVD用MEDIA PLAYER竟然不能播放，雖然最後上網找VLC media player解決了，但還是覺得不爽，合用的Apps很多都要付費。

Ubuntu Lesson 01 - Mapping Apps with Windows

Ubuntu is really good since Apps widely used in Windows were already installed.

View Ubuntu Software Center to know what kinds of Apps you already owned
and install novel Apps like App Markets.

Ununtu Lesson 00 - Screen Snapshot

Before writing blogs for Ubuntu and Linux Programming, I must first have tools for capturing screenshots of windows or specific areas. ASAP, Google "ubuntu screen capture" and get useful information in the first page:

Ubuntu Lesson 00 - 安裝Ubuntu和Windows雙系統開機

要讓NB支援雙系統開機，最簡單的方法就是到Ubuntu官網下載wubi.exe (Windows Ubuntu Installer)。官網最好連結Ubuntu全球版，支援較新較快，OS安裝後自動會詢問語言設定，該版OS是否支援中文化，也比較清楚。資訊科技變化很快，還是要習慣英文，若還是只會中文，後續文件和問題，就到Ubuntu繁體中文官網找答案。