How to used ssh and sftp command?

If your want remote server use default Port, then you just use command:

$ ssh yourremotename@ipaddress
$ sftp yourremotename@ipaddress

If remote server have setting special port then use command:

$ ssh yourremotename@ipaddress -p yourportnumber
$ sftp -oPort=yourportnumber yourremotename@ipaddress

How to update/install openssl version 1.0.1g on Ubuntu 14.04 (Solve Openssl Heartbleed problem)

1. Check your openssl version used command $ sudo openssl version
2. If your version not 1.0.1g or 0.9.8, suggest to update openssl to 1.0.1g.
3. Remove original openssl $ sudo apt-get purge openssl
4. $ sudo apt-get autoremove && apt-get autoclean
5. Download 1.0.1g source
6. $ ./config --prefix=/usr/
7. $ make
8. $ make install_sw
9. Used command $ sudo openssl version check your openssl version.

Reference:

1.  make: *** [install_docs] Error 255
2.  Documentation fixes for openssl-1.0.1g(Ubuntu 14.04)
3.  Upgrade OpenSSL on Ubuntu 14.04

How to install Skype in Ubuntu 14.04

1. I used operation system is 32Bit, Xfce.
2. Download source code from Skype.
3. $ apt-get install gdebi-core
4. $ gdebi skype-ubuntu-precise_4.2.0.13-1_i386.deb

How to install Libreoffice used source code

1. First Download Source Code.
2. Decompress file.
3. Go to path $ cd {your file path}/RPMS/ or $ cd {your file path}/DEBS/
4. Install $ yum localinstall *.rpm (CentOS, Fedora) or $ dpkg -i *.deb (Ubuntu, Debian)
5. Finish. 

P.S. Red words is command.

How to change Linux default Java compiler

1. Linux Java default is OpenJDK, I want to change Oracle Java SDK.
2. Download Oracle Java SDK
3. $ /usr/sbin/update-alternatives --install /usr/bin/java java "your download path"/bin/java 99
4. $ /usr/sbin/update-alternatives --config java
5. Choice your Oracle Java SDK.
6. Finish. 

P.S. Red words is command

Gcin 安裝嘸蝦米

1. 首先先上Google搜尋 nosseing，下載相關檔案.
2. 解壓縮後將nosseing.gtab覆製到 /usr/share/gcin/table/
3. 重新開機即可使用無蝦米.

OpenSUSE 13.1 64Bit Install flash player

User just need click this connection. then system will auto-install.

http://software.opensuse.org/package/flash-player